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Tofino Configurator 2.0

1. Creating Firewall Rules Deep Packet Inspection Firewalls 7 2 1 Creating a Modbus TCP Enforcer Rule 7 2 2 Creating an OPC Classic Enforcer Rule 7 2 3 Creating an EtherNet IP Enforcer Rule Editing Firewall Rules Using Tofino Test Mode to Validate Firewall Rules Event Logging setting up the Event Logger Retrieving Log Files Applying and Verifying Configurations Applying a Tofino SA Configuration 9 1 1 Loading Your Tofino SA via USB Verifying a Tofino SA Configuration Transferring Data from Your Tofino SA via USB Advanced Topic Protocols Creating a Protocol Editing Protocols Deleting a Protocol Advanced Topic Importing Templates and Security Profiles Advanced Topic How Automatic Rule Generation Works Advanced Topic Tofino Configurator Settings 101 104 107 108 110 113 121 Tofino Configurator Release V2 00 05 2014 Contents 13 1 Adding LSM Licenses 122 13 2 Managing User Logging Access and Privileges 123 13 2 1 Managing Access to a Project 124 13 2 2 Managing User Activity Logging and Privileges within a Project 126 13 3 Customizing Program Settings and Preferences 128 14 Upgrading Your Tofino SA 133 14 1 Upgrading over the Network 134 14 2 Upgrading via USB 135 15 Reference Field Descriptions 137 15 1 Tofino SA Fields 138 15 2 Asset and Asset Template Fields 143 16 Troubleshooting 147 16 1 Tofino SA Diagnostics 148 16 2 Firewall Not Blocking Traffic 152 16 3 USB Storage Device Recomme
2. FC Function Name Range Commen t Minimum Coil Address 0 03 Read Holding Registers 100 200 01 Read Coils 0 100 Maximum Coil Address 100 Commen t 14 You can use the Tofino SA in test mode to determine if the selected function code is suitable for your application L Specify the Unit ID Modbus master devices use the unit identifier to communicate through devices such as Modbus bridges and gateways It allows these devices to use a single IP address to support multiple independent Modbus end units If you want the Unit ID to be inspected enter one or more comma separated values in this field If you do not require restrictions on the Unit ID leave this field blank To have the Tofino SA check that the messages for well known Modbus commands 1 6 15 16 20 24 are properly formed and follow the Modbus specification select Sanity Check If a message does not follow the specification the Tofino SA will block it For example if a Modbus Write Multiple Registers command Function Code 16 has a value in its length field that is either illegal or does not match the amount of data being sent then the message would be dropped This option may have to be disabled for Modbus devices that do not conform to the Modbus TCP 1 1b specification The Tofino SA performs a sanity check on the Modbus MBAP header whether or not this option is selected To have the Tofino SA block and report any Modbus command or response that is out
3. Tofino Configurator Release V2 00 05 2014 117 Advanced Topic How Automatic Rule Generation Works The following table shows the correlation between rule profiles and the resulting rules Field Are rule If values do not Notes profile match priority is values given to required to match Special Rule Type Yes Special Rules that lock assets cannot be used for rule profiles Assets N A Protocol Yes Direction See Notes Rule direction is decided based on the relationship of Server and Client settings for both profiles Permission See Notes If one profile is set to Allow and the other is set to Enforcer Enforcer is the resulting permission Log No Enabled Rate Limit No Lowest If one asset has no Rate Limit defined the Rate Limit of the other asset is used Burst Limit No Lowest If one asset has no Burst Limit defined the Burst Limit of the other asset is used Enforcer Details No Refer to Modbus If one profile has an Enforcer detail and EtherNet IP and the other does not the existing sections in this Enforcer detail will be assigned to the table rule Description No Both The rule profile descriptions from both assets are combined Modbus Function Codes No The most Read Only most restrictive lt restrictive group Read Write lt Programming OFS lt takes precedence Advanced lt Any least restrictive If both assets have Advanced Function Codes see the Modbus Advanced Filters section in this table Unit ID
4. Define Assets Create objects to represent the real world devices and systems on the control network both physical devices and virtual entities These will be used to create firewall rules Click Assets in the Project Explorer view E Define Firewall Rules Create firewall rules to control how the Tofino SA will handle network traffic Combine the assets you defined with predefined protocols to build the rules Click Firewall under the Tofino SA you want to create firewall rules for Administrator Password Administrator protection settings for this project Configure the Event Logger optional Configure the Event Logger LSM to take advantage of external alarm and event logging Specify the type of events you want to collect and where you want to store the log files Click Event Logger under the Tofino SA you want to configure Use Administrator Password Change Administrator Password gy Create the configuration After installing the Tofino SAs in the field transfer the Tofino SA configuration data to the devices You can do this over the network or with a USB storage device Select a Tofino SA and click Apply in the toolbar Update the Project Details section as necessary Project Name A user editable project name Project File The name of the project file with the location it was loaded from or lasted saved to This is also the location where the project will be stored the next time it is sa
5. Project Explorer 5 FS_TSA_001 Firewall 4 Fort Sask Control Network 4 Tofino SAs Rule Table ga Discovery The firewall rules configured for this Tofino SA Fa Tae et Asset Interface Direction Asset Interface Protocol Permission Log Type F atai v Any FS HMI N Any FS Contro fh ARP Allow a Stand BS Fi i vi Any FS HMI N MG Fs_PLC_001 FS Contro DHCP BOOTP Allow _ Stand Firewa FS TSA_002 vi FS_HMI_001 FS HMI N gt W FS_PLC 001 FS Contro MODBUS TCP Enforcer C Stand amp FS TS A 002 v E FS_HMI_001 FS HMI N IW Fs_PLC_001 FS Contro 4 HTTP Allow _ Stand E FS TSA 008 v Any FS HMI N wW FS_PLC_001 FS Contro 4 lt none gt Deny Asd g Asset Terapie v Any FS HMI N gt IW FS_PLC_001 FS Contro lt none gt Deny vo A Scl G5 Assets 3 G Protocols Special Rules I The check box in this column indicates if the rule is active selected When the check box is not selected the rule will not be loaded into the firewall This allows you to create rules in advance to activate later It also allows you to quickly deactivate rules for testing without having to delete them Asset first of two An asset or address that the rule applies to Certain protocols require a specific address type or a predefined address Interface The Tofino SA interface where the first asset or address is found Direction The direction a session is initiated
6. Protocol Type ap Add Rule Profile You can now define rule profiles This lets you specify the protocols that an asset uses along with how you want the protocols managed The New Firewall Rule Wizard uses this information to automatically create rules for the asset For more information see Rule Profiles L To open the New Rule Profile Wizard click Add Rule Profile beneath the Rule Profiles table Select the type of rule you want to create standard or special If you are creating a special rule you also select a rule type from the list provided Click Next L Define the rule profiles Expand the folders and select the protocols you want to use Use SHIFT click to select a range of protocols use CTRL click to select multiple protocols out of sequence The Tofino Configurator creates a rule profile for each protocol selected L Set the permission This tells the firewall what to do with a packet that matches the rule profile allow it to pass Allow or stop it from passing Deny The Enforcer option inspects and filters the traffic using Deep Packet Inspection This option is appropriate solely for the Enforcer protocols To create a log each time the rule is triggered select the Enable Logging check box O Click Finish The profiles created appear in the Rule Profiles table Tofino Configurator 48 Release V2 00 05 2014 Assets 6 1 Asset Templates Select the rule protocol in this
7. A name or identifier that describes the upper Ethernet port on the Tofino SA For example you could name it after the network it connects to Such as Business Network or it could be named by function such as Untrusted Net 1 Medium This sets the interface settings on the upper Ethernet port The Tofino SA supports auto negotiation of both Ethernet ports meaning the Tofino SA s connection and transmission parameters are negotiated automatically with the switch or device it is attached to Depending on the media type in the Tofino SA you can manually set the Ethernet ports to the following Auto auto negotiate 10baseT HD Twisted pair 10 Mb s half duplex 10baseT FD Twisted pair 10 Mb s full duplex 100baseTX HD Twisted pair 100 Mb s half duplex 100baseTX FD Twisted pair 100 Mb s full duplex 100baseFX HD Fiber 100 Mb s half duplex 100baseFX FD Fiber 100 Mb s full duplex The default value is Auto Tofino Configurator Release V2 00 05 2014 139 Reference Field Descriptions 15 1 Tofino SA Fields Net 2 Name A name or identifier that describes the lower Ethernet port on the Tofino SA For example you could name it after the network it connects to such as Control Network or you could name it by function such as Trusted Net 2 Medium This sets the interface settings on the lower Ethernet port The Tofino SA supports auto negotiation of both Ethernet ports meaning the Tofino SA s connec
8. Click Tofino SAs in the Project Explorer view S Define Assets Create objects to represent the real world devices and systems on the control network both physical devices and virtual entities These will be used to create firewall rules Click Assets in the Project Explorer view a Define Firewall Rules Create firewall rules to control how the Tofino SA will handle network traffic Combine the assets you defined with predefined protocols to build the rules Click Firewall under the Tofino SA you want to create firewall rules for amp Configure the Event Logger optional Configure the Event Logger LSM to take advantage of external alarm and event logging Specify the type of events you want to collect and where you want to store the log files Click Event Logger under the Tofino SA you want to configure my Create the configuration After installing the Tofino SAs in the field transfer the Tofino SA configuration data to the devices You can do this over the network or with a USB storage device Select a Tofino SA and click Apply in the toolbar Tofino Configurator 24 Release V2 00 05 2014 Projects 4 1 Creating a New Project 4 1 Creating a New Project To begin using the Tofino Configurator create a project You can do this from the start up screen or from within the application Create as many projects as you need for your site While only one project is required you may choose to segregate your
9. MAC addresses need to be evaluated before rules using IP addresses The Tofino Configurator advises you if this is required ep Create Rule gt Move Up 4b Move Down amp FS_TSA_001 Firewall MAC address based rules are always evaluated before IP address based rules Rule Table The firewall rules configured for this Tofino SA Direction Asset Interface Protocol Permission MQ FS_PLC_001 FS Contro tp DHCP BOOTP Allow Asset Interface W Any FS HMI Network W Any v E Fs_HMIL001 v E Fs_HMLO001 Ww Any w Any FS HMI Network FS HMI Network FS HMI Network FS HMI Network FS HMI Network Any FS Contro ff ARP Allow MQ FS_PLC_001 MQ FS_PLC_001 MQ FS_PLC_001 MQ FS_PLC_001 FS Contro FS Contro FS Contro FS Contro b MODBUS TCP 4 HTTP lt none gt lt none gt Enforcer Allow Deny Deny W FS PLC 011 FS Contro 4 OPC Classic Enforcer W FS_PLC_011 FS Contro a EtherNet IP CIP Enforcer FS HMI Network FS HMI Network Fs HML011 Fs HML012 s gt Assisted Firewall Rule Creation some firewall rules are needed for other rules to work correctly For example because the devices using the TCP protocol use the ARP protocol to determine each other s addresses an ARP Allow rule is needed in order for a TCP rule to work The Tofino SA detects when an additional rule is needed and prompts you to insert it The message dis
10. Only USB devices formatted as FAT or FAT32 are compatible No of Flashes 1 Table 4 Tofino Configurator Release V2 00 05 2014 During Load Sequence The USB port is disabled Check the Communications setting on the General page The method of communication should be USB Only or Both USB and Network No USB memory device is connected to the USB connection or the file system of the memory device is not formatted as FAT or FAT32 The files on the USB memory device are invalid The device was unable to encrypt the configuration files It is possible that the files were damaged during the copying operation Repeat the copying operation If the condition persists please contact your technical support Fault LED Activity During Load Save During Save Sequence No USB memory device is connected to the USB connection or the file system of the memory device is not formatted as FAT or FAT32 The device was unable to create any diagnostic files Please contact your technical support The device was unable to encrypt the diagnostic files Please contact your technical support 153 Troubleshooting No of Flashes During Load Sequence 5 The device was unable to load the files It is possible that the files were damaged during the copying operation Repeat the copying operation If the condition persists please contact your technical support 6 The device was unable to deactivate the USB connection Please
11. TOFINO SECURITY A BELDEN BRAND Tofino Xenon Tofino Configurator 2 0 User Manual Tofino Configurator Technical Support Release V2 00 05 2014 www tofinosecurity com support The naming of copyrighted trademarks in this manual even when not specially indicated should not be taken to mean that these names may be considered as free in the sense of the trademark and tradename protection law and hence that they may be freely used by anyone 2014 Tofino Security Manuals and software are protected by copyright All rights reserved The copying reproduction translation conversion into any electronic medium or machine scannable form is not permitted either in whole or in part An exception is the preparation of a backup copy of the software for your own use For devices with embedded software the end user license agreement on the enclosed CD DVD applies The performance features described here are binding only if they have been expressly agreed when the contract was made This document was produced by Tofino Security according to the best of the company s knowledge Tofino Security reserves the right to change the contents of this document without prior notice Tofino Security can give no guarantee in respect of the correctness or accuracy of the information in this document Tofino Security can accept no responsibility for damages resulting from the use of the network components or the associated operating software In addition we re
12. The Tofino Configurator creates a rule profile for each protocol selected L Set the permission This tells the firewall what to do with a packet that matches the rule profile allow it to pass Allow or stop it from passing Deny The Enforcer option inspects and filters the traffic using Deep Packet Inspection This option is appropriate solely for the Enforcer protocols To create a log each time the rule is triggered select the Enable Logging check box L Click Finish The profiles created appear in the Rule Profiles table Select the rule protocol in this table and finish configuring it in the Rule Details section Rule Profiles The rule profiles associated with this asset Protocol Type Server Client Permission Log Details Description MODBUS TCP a Standard v vo Alow O se Add Rule Profile 3 Rule Details Additional options for the selected firewall rule 1 General Rate Limit Burst Limit Tofino Configurator 5 Release V2 00 05 2014 Assets 6 2 Creating Assets You can adjust advanced settings such as traffic rate limiting for most rule profiles Additional settings for the selected rule profile are displayed in one or more tabs below the table L Click the Save icon in the toolbar See the reference section Asset and Asset Template Fields for a detailed description of the fields on this page 6 2 2 Creating an Asset from a Template Use a templat
13. There are three possible options right left and bidirectional Asset second of two An asset or address that the rule applies to Certain protocols require a specific address type or a predefined address Tofino Configurator Release V2 00 05 2014 83 Firewall Rules 7 3 Editing Firewall Rules Interface The Tofino SA interface where the second asset or address is found Protocol The protocol defined when the firewall rule was created The Protocols folder contains a list of available protocols Permission What the firewall does with a packet based on the defined rules There are three options Allow The Tofino SA will allow traffic matching the rule to pass Deny The Tofino SA will stop traffic matching the rule from passing Enforcer The Tofino SA will further inspect and filter the traffic using Deep Packet Inspection This option is available for protocols that have Enforcer LSMs installed Type The type selected when the firewall was created Standard or Special Standard These rules are designed to simply allow or deny specific protocols passing through the firewall They allow the user to set the source destination direction and permission for traffic of a particular protocol type Special These rules are highly complex and go beyond simply allowing and denying traffic For example a Special Rule could be used to block a subset of a particular type of traffic The available Special Rules
14. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 For each asset you LI Select the interface where the asset or address is found Specify the asset or address that the rule applies to You can enter a specific address or select from a list of Known assets You can also specify that the rule applies to any asset LI Set the direction to indicate which asset can establish the connection The options are left right and bidirectional LI Define the rule protocols for the selected assets Direction g H Asset 2 Interface FS Control Network Any IP Address MAC Address Select an asset from the list below Name IP Address Fort Sask Main amp Jasper Sumas ay Fort Sask Subn 192 168 1 255 lt Back Cancel When the assets selected have no rule profiles associated with them the Protocol page opens where you manually create the rule profiles However when one or both of the assets selected is associated with a rule profile a prompt appears You can choose to use the existing profile to build the firewall rules or create the firewall rules manually 66 Tofino Configurator Release V2 00 05 2014 Firewall Rules 7 1 Creating Firewall Rules Asset Rule Profiles Select whether you want to use the asset rule profiles or not The previously selected assets contain associat
15. 137 Reference Field Descriptions 15 1 Tofino SA Fields 15 Status 1 Tofino SA Fields FS_TSA_001 General Network Interfaces The general identification details for this Tofino SA The settings for the network interfaces on this Tofino SA Tofino ID 00 00 10 95 EF AO Net1 Name FS HMI Network Name FS TSA 001 Net 1 Medium Auto Description Main Pump Station Control Firewall Net 2 Name FS Control Network General Location Fort Sask Control Room Net 2 Medium Auto v Specific Location Rack 1 NTP Time Sync Communications The method of communication for this Tofino SA Network Only The current versions and operational status of this Tofino SA USB Only Mode Operational z Both USB and Network Configuration Status Unconfigured Contact Assets Latest Configuration Revision 2 0x910B mm Verified Configuration Revision Hardware Type Schneider Electric Tofino Firew Model TCSEFEA23F3F20 v Firmware Version 01 7 01 Loadable Security Modules LSMs Select the LSMs you want to activate for this Tofino SA NetConnect LSM 4 amp Firewall LSM v amp Event Logger LSM v amp Modbus TCP Enforcer LSM OPC Classic Enforcer LSM EtherNet IP Enforcer LSM General The General section provides identification information for the selected Tofino SA 138 Tofino ID The ID number from the lower front of the Tofino SA s face This number is used to confirm that the configuration is l
16. 61 SwapTotal O kB 62 SwapFree O kB Oo Dire ys O kB 64 Writeback 0 kB 65 AnonPages 200 KB 66 Mapped 1744 kB 67 gt Slab 3176 kB 68 SReclaimable 752 KB 69 SUnreclaim 2424 KB 70 PageTables 260 kB Tofino Configurator 150 Release V2 00 05 2014 Troubleshooting 1L NFS Unstable 72 Bounce 73 WritebackTmp 74 C ommitcLIniE 15 Committed AS TO NmalLocrloteal 77 Vmallocused 78 Vinewdhoee hunk O O O S1476 5200 953404 334 36 oe iy es O16 16 1 Tofino SA Diagnostics SQ Flash 81 Filesystem OZ LOOLES Size Used Available Use Mounted on Sil 8 1M 23 4M 26 The files ending in enc are encrypted files and should be sent to product technical support The eventlogger_ lt tofino id gt zip and eventlogger_ lt tofino id gt X zip files are compressed files that contain log files created by the Event Logger LSM After you extract the log files you can open and view them with any event management system or text editor Tofino Configurator Release V2 00 05 2014 151 Troubleshooting 16 2 Firewall Not Blocking Traffic 16 2 Firewall Not Blocking Traffic If the Tofino Firewall LSM does not appear to be blocking traffic that you think it should first check the following The Tofino Firewall LSM status Is the Firewall LSM activated see Editing a Tofino SA on page 40 The mode of the Tofino SA Is the Tofino SA in Operational mode The Tofino SA s Mode LED should be on
17. A configuration was successfully loaded onto the Tofino SA and the Verify command was run to read the results back into Tofino Configurator Failed The last attempt to apply a configuration to this Tofino SA was unsuccessful Latest Configuration Revision The number of the current version of this Tofino SA s configuration in this project file along with a specially calculated hash code to reduce the chance of accidental duplication of revision numbers The configuration revision number is incremented each time you modify the settings of the Tofino SA and the project is saved This is calculated separately from the Project Revision number by the Tofino Configurator Verified Configuration Revision The number of the last version of this Tofino SA s configuration This value is returned from the Tofino SA when you verify its configuration There is also a specially calculated hash code to reduce the chance of accidental duplication of revision numbers If the Verified Configuration Revision is different than the Latest Configuration Revision then the Tofino SA in the field may contain an outdated configuration Hardware Type This field is updated by the Verify command based on the Tofino type reported by the Tofino SA Model This field is updated by the Verify command based on the model reported by the Tofino SA Firmware Version This field is updated by the Verify command based on the firmware version reported by the Tof
18. CIP Enforcer KI K K K KI KIKI EKI NONNOUOOU Rule Details Additional options for the selected firewall rule General Enforcer CIP Services Read Only Data Sanity Check V Read Write Data Reset v Any Debug Advanced L Select the General tab Set rate and burst limits as required Select the Enforcer tab and configure the rule as follows L Select the appropriate option for CIP Services The options are Read Only Data CIP services that are data read commands are permitted Read Write Data CIP services that are data read or data write commands are permitted Any All CIP services are permitted Advanced Opens a new window where you add CIP objects and services Select the Add CIP Filter button to open the Add CIP Object window From the drop down list select a CIP object and then select the CIP services codes that you want to allow Add a comment if desired and click OK You can add as many CIP objects as needed to one firewall rule Note You can use the Tofino SA in test mode to determine if an option is suitable for your application To have the Tofino SA validate that the EtherNet IP command layer adheres to the ODVA specification select Sanity Check Validation includes length checking proper protocol version option field values and correct IP address usage LI To have the Tofino SA send a TCP reset packet to both EtherNet IP devices when it blocks a message sele
19. FS_TSA_003 FS_TSA_008 E Asset Templates B Assets G Protocols gt Special Rules O Click Verify in the toolbar The Verify Loaded Configuration dialog box opens Tofino Configurator Release V2 00 05 2014 101 Applying and Verifying Configurations 9 2 Verifying a Tofino SA Configuration Verify Loaded Configuration Select the Tofino SA s you want to verify and the appropriate transport method Name Transport Method Restrictions 7 FS_TSA_001 7 FS_TSA_002 FS_TSA_003 FS_TSA_008 Check All Uncheck All Network USB Drive Location C Users kxm08261 Desktop Browse Use as default location nih cone Confirm that the Tofino SAs you want to verify are selected in the list select the method you want to use to transfer the configuration to the Tofino SA Network or USB Drive L LI Note You may be unable to change the transport method specified in this dialog box The Communications section on the General settings page dictates how the Tofino Configurator can communicate with the Tofino SA in the field When the transport method is set to USB Drive insert into your computer the USB storage device that you used to load the configuration onto the Tofino SA in the field Click Browse and select the USB drive location Click the Use as default location check box to save the selected location as the default for the next time you perform this action
20. Release V2 00 05 2014 25 Projects 4 1 Creating a New Project Note Once you set a default project to open automatically the start up screen no longer appears Alternately within the application click the New icon in the toolbar to open the wizard then select Project and click Next If you have another project open a message informs you that it will be closed You will be prompted to save the project if necessary Whether you create the project from the start up screen or from within the application the New Project Wizard opens Here you enter the details for the project you are creating New Project Wizard Create a new project Project Name Jasper Pumping Station Company AB Oil Co L Enter a project name and a company name Click Next Select how you want to restrict access to the project file License Activation Key and or Password Project Protection Specify the project protection settings The new project will be protected by v License Activation Key v Password Password Confirm Password Password Strength Remember your password You cannot access your project without it If you choose password protection complete the Password and Confirm Password fields Create a password that is at least 6 characters long and includes uppercase lowercase and special characters Tofino Configurator 26 Release V2 00 05 2014 Projects 4 1 Creating a New Pro
21. Release V2 00 05 2014 3 Tofino SAs 5 1 Defining the Tofino SAs 9 1 2 Discovering an Existing Tofino SA The Discovery feature lets you search your network for new and existing Tofino SA devices By scanning IP address ranges the Tofino SAs can be discovered and then added to your project When working with multiple Tofino SAs you may want to organize them in folders You can create the folder hierarchy before you discover the devices or when you enter the scan details To create folders prior to configuring the scan settings use the New Folder feature in the toolbar Select Tofino SAs or an existing folder in the Project Explorer view to display this button In the Project Explorer view expand the Tofino SA you are working with and click Discovery On the Tofino Discovery page you configure a scan on the left side of the page On the right side you view the progress and results of the scan rive Be es av Help Project Explorer Tofino Discovery gt Fort Sask Control Network Tofino SAs Configuration Results Discovery The IP address range for this scan The results of this scan 4 FS_TSA_001 Start IP Estimated Run Time FS_TSA_002 End IP h FS_TSA_003 FS_TSA_008 E Asset Templates Assets G Protocols E Special Rules Destination Folder amp Tofino SAs In the Start IP and End IP fields enter the starting and ending IP addresses for the range you want to scan The number
22. SA Tofino Configurator Release V2 00 05 2014 Event Logging 8 Event Logging The Event Logger LSM is a security module used to provide external alarm and event logging for the Tofino SA to a syslog server It offers two methods for saving event logs Via the syslog protocol to forward Tofino SA exception events to a remote syslog server Saving exception events to the long term memory in the Tofino SA for offloading via USB storage device Tofino Configurator Release V2 00 05 2014 87 Event Logging 8 1 Setting up the Event Logger 8 1 Setting up the Event Logger Configure the Event Logger page to specify the type of events you want to collect in the log files and how you want to store the files Note To activate event logging the Event Logger LSM needs to be licensed for activation in your Tofino SA Without a license for the LSM you can create a trial logging configuration in the Tofino Configurator however you will be unable to load them into the Tofino SA Open the General settings page for the Tofino SA you are configuring Confirm that the Event Logger LSM is selected in the Loadable Security Modules list In the Project Explorer view click Event Logger beneath the Tofino SA you are working with Tofino Configurator 88 Release V2 00 05 2014 Event Logging ry amp Leal nt D Project Explorer 4 Fort Sask Control Network E General E Event Logger E Firewall amp FS_TSA_002 i FS_TS
23. The Tofino Configurator automatically resets the Tofino SA to the factory settings When the Communications setting is USB Only you need to perform the factory reset manually See Factory Resetting Your Tofino SA 1 A message prompts you to confirm the deletion Click OK to proceed Tofino Configurator 4 Release V2 00 05 2014 Assets 6 Assets In the Tofino Configurator assets represent the real world devices and systems on the control network An asset can represent a physical device such as a PLC a computer or network equipment It can also represent a virtual asset such as a broadcast address range a network or a multicast address This provides flexibility wnen creating firewall rules By selecting a specific asset in the Project Explorer view you can do the following Create a new asset from scratch Create a folder View and edit the asset s details Create an asset template from the selected asset Delete an asset You can create a new asset either from scratch or from a template Computer Controller Device and Network Equipment Assets Most assets used in the Tofino Configurator are real devices These typically use messages known as Unicast messages A Unicast message is network traffic directed from a specific device to another specific device When you define an asset to be a computer controller device or network equipment the Tofino Configurator assumes it is a physical device on your networ
24. administrator enable the check box if it is not already selected Set a password and click OK To remove protection at this level clear the check box You will be prompted to confirm the action click OK When prompted enter the current password and click OK to confirm that you have permission to remove the protection To edit the current password click Change Administrator Password You will need to enter the current password and then enter and confirm a new password Create a password that is at least 6 characters long and includes uppercase lowercase and special characters Click OK Click the Save icon in the toolbar If this is a new project that has not been saved select a location on your computer to store the project file enter a name for the project and click Save Tofino Configurator Release V2 00 05 2014 Projects 4 4 Deleting a Project 4 4 Deleting a Project You delete a project from outside the Tofino Configurator Delete the project file as you would any Windows file 1 Open Windows Explorer and locate the project file on your computer Select the tpf file you want to delete Press DELETE A message prompts you to confirm the deletion Click Yes Tofino Configurator Release V2 00 05 2014 31 Projects 4 5 Duplicating a Project 4 5 Duplicating a Project The Save As feature lets you create a copy of your project file You can also use this feature to save a project file to a ne
25. an object rive G as Project Explorer 4 gt Fort Sask Control Network Tofino SAs E Asset Templates E Assets G Protocols gt Special Rules 12 i gt Fort Sask Control Network Project Details Details specific to this project file Project Name Fort Sask Control Network Project File C Users kxm08261 Desktop Fort Sask Control Project Revision 17 OxF5D2 Creator Ericbyres Last Modified By kxm08261 Company Fort Sask Pipeline Co Project Protection The protection method for this project License Activation Key Password Change Password Administrator Password Administrator protection settings for this project Use Administrator Password Change Administrator Password x 7 Help Getting Started Work through these steps to set up your project 1 E Define the Tofino SAs Define a Tofino SA for each physical device in the field You can create a new Tofino SA from scratch or discover devices already configured on the network You will transfer the configurations from the Tofino Configurator to the actual Tofino SAs installed on your network Click Tofino SAs in the Project Explorer view L Define Assets Create objects to represent the real world devices and systems on the control network both physical devices and virtual entities These will be used to create firewall rules Click Assets in the Project Explorer view 3 E Define Firewall Rules Cre
26. firewall rules or assets from which it was removed Tofino Configurator Release V2 00 05 2014 113 Advanced Topic Protocols 10 3 Deleting a Protocol Tofino Configurator 114 Release V2 00 05 2014 Advanced Topic Importing Templates and Security Profiles 11 Advanced Topic Importing Templates and Security Profiles The Tofino Configurator allows you to import predefined objects that can be used as building blocks for your security design The following types of objects can be imported Asset templates Protocols Special rules Security profiles Importing asset templates protocols or special rules allows you to update existing definitions or add new ones to your project Importing new versions of asset templates protocols or special rules will not automatically update the rules in your firewalls security profiles are predefined combinations of asset templates special rules and protocol definitions bundled into a single security profile file tsp They allow you to import the related objects needed to help secure PLCs DCS and other devices against published vulnerabilities as a single file Note If the asset templates or the security profiles in an imported file reference protocols or special rules these will be imported during the import operation To import a predefined object follow these steps L Click the Import icon in the toolbar Select the type of object you would like to import Click Next C
27. for the selected Tofino SA Firewall LSM settings Configure firewall rules for the selected Tofino SA When you copy a Tofino SA from another project review the configuration settings to verify that it is set up properly for the new location In the Project Explorer view expand the Tofino SA you want to work with and click General The page displayed shows the general configuration settings for this Tofino SA Tofino Configurator 40 Release V2 00 05 2014 Tofino SAs 5 2 Editing a Tofino SA FS_TSA_001 General Network Interfaces The general identification details for this Tofino SA The settings for the network interfaces on this Tofino SA Tofino ID 00 00 10 95 EF AO Net1 Name FS HMI Network Name FS_TSA 001 Net 1 Medium Auto Description Main Pump Station Control Firewall Net2 Name FS Control Network General Location Fort Sask Control Room Net 2 Medium Auto Specific Location Rack 1 NTP Time Sync Communications The method of communication for this Tofino SA Network Only USB Only Both USB and Network Contact Assets Status The current versions and operational status of this Tofino SA Mode Operational Configuration Status Unconfigured Latest Configuration Revision 2 0x910B Verified Configuration Revision Hardware Type Schneider Electric Tofino Firew Model TCSEFEA23F3F20 a Firmware Version 01 7 01 Loadable Security Modules LSMs Select the LSMs you want to a
28. licensing Log in to your account or click New User to create an account In the portal perform the following three steps Navigate to the Projects page and click New Project Upload the project summary file psf Navigate to the License Grants page and create a license grant file for the project For assistance in the Tofino Customer Portal click the help button in the upper right corner of the page for information specific to that page In the Tofino Configurator open the Preferences menu and select Licensing gt Import License Grant File The License Grant Results dialog box lets you know the upgrade is complete It indicates the upgrade was successful or lists any errors encountered The new LSM licenses will be loaded to the Tofino SA s automatically the next time a configuration is transferred GC HQC i Tofino Configurator 122 Release V2 00 05 2014 Advanced Topic Tofino Configurator 13 2 Managing User Logging Access settings and Privileges 13 2 Managing User Logging Access and Privileges The Tofino Configurator is designed to give users the flexibility to tailor the security controls on the Tofino Configurator projects to their needs It uses functionality built into the software along with the Windows File Management system to control user access to each Tofino project and log user activities There are three possible levels of access View Only Access Configuration Access Administration Acce
29. network Distributed Network Protocol 3 A protocol used between components in DNS process automation systems Domain Name System A distributed database system for resolving human readable names to Internet Protocol addresses DPI EtherNet IP M Deep Packet Inspection An industrial control protocol defined by the Open DeviceNet Vendors Firewall Association ODVA A set of security schemes that helps prevent unauthorized persons or devices from gaining access to protected nodes on a network A firewall essentially works as a control point that blocks invalid connections to nodes behind the firewall while allowing trusted communications to pass through unaffected FTP GOOSE File Transfer Protocol Generic Object Oriented Substation Events GUI Graphical User Interface Graphical as opposed to textual interface to a HMI computer Human Machine Interface This interface enables the interaction of human and HTML machine Tofino Configurator Release V2 00 05 2014 159 Glossary HTTP HTTPS IDS LAN LDAP LSM Modbus MySQL NETBEUI NetBIOS NTP OFS OLE OPC Parent PCN PLC Protocol RPC SA SCADA 160 HyperText Transfer Protocol The protocol used to transfer Web documents from a server to a browser HyperText Transfer Protocol over SSL A protocol that uses encryption to transfer Web documents from a server to a browser Intrusion Detection System A sys
30. network into smaller projects As part of project creation you can restrict access to the project file with the License Activation Key a password or both Each time the project is saved the license key and or the password will be used to encrypt the project file Anyone who acquires the project file will be unable to access the content without first providing the appropriate key and or password When a user attempts to open the project in the Tofino Configurator the license key will automatically be read from the program but the user will be prompted to enter the password As an extra layer of protection you can set an Administrator password This helps prevent users from performing certain functions without approval from the Administrator When this password is set users require Administrator permission to change the Project Protection settings or move the project file For more information on project protection see Managing User Logging Access and Privileges L On the start up screen click Create New Project Tofino Configurator Project Selection Create a new project or open an existing project i Create New Project N amp Open Project LJ CG Users kxm08261 Desktop Fort Sask Control Network v9 tpf LJ G Users kxm08261 Desktop ABC Environemtnal Project tpf LJ CG Users kxm08261 Desktop Northern Area Network Systems tpf Set this as the default project and do not ask again Tofino Configurator
31. of addresses to be scanned and the estimated runtime is calculated and displayed in the Results section Note When setting scan ranges it is helpful to keep them as small as possible as scanning is deliberately slow so that it does not impact the process network in any way One scan message is sent each second so scanning larger ranges greater than 5000 addresses may take several hours Tofino Configurator 38 Release V2 00 05 2014 Tofino SAs 5 1 Defining the Tofino SAs Specify the folder where you want to save the Tofino SAs that are discovered with this scan To display the existing folders click the button to the right of the Destination Folder field To create a new folder beneath the currently selected folder click the Add button Enter a name for the new folder and click OK Select the destination folder for discovered Tofino SAs Click OK Torun the scan repeatedly select the Continuous Scan check box The scan will run until you manually stop it This feature enables you to start the scan before the Tofino SA devices are actually installed As they are installed on the network the scan will discover them To begin the scan click Start To pause the scan at any time click Pause The scan is held at this point until you click Start to begin it again The Duration field displays how long the scan has been running since the last time Start was clicked To return the scan configurati
32. of sequence for the current state of the connection select State Check Examples of out of state traffic include a command sent by the slave device to the master or a response sent by the master device to the slave Tofino Configurator Release V2 00 05 2014 Firewall Rules 7 2 Deep Packet Inspection Firewalls LI To have the Tofino SA send a Modbus TC exception response if appropriate to the Modbus device that generated a blocked message select Exception setting this option may make some Windows based client applications unresponsive This can happen when the operating system incorrectly processes TCP reset packages sent when the firewall blocks traffic if those packets also contain additional information When this occurs the TCP IP session remains open leaving the client in a wait state To have the Tofino SA send a TCP reset message to both Modbus devices when it blocks a message select Reset This can help prevent session lock up on certain control products Click the Save icon in the toolbar A CAUTION LOSS OF COMMUNICATION OR PROCESS VIEW select the Modbus Exception option only when you are using the product in a test environment Failure to follow these instructions can result in injury or equipment damage 7 2 2 Creating an OPC Classic Enforcer Rule The Tofino OPC Classic Enforcer Loadable Security Module LSM inspects tracks and helps to secure every connection that is created by an OPC app
33. project This information will be used to configure the actual Tofino SAs that will be installed on your network Define assets for your project These objects represent both real network entities such as HMIs and PLCs and virtual entities such as Broadcast Addresses on your network They are used to simplify tasks like creating firewall rules Define firewall rules for your Tofino SAs These use the assets you created earlier along with predefined protocols and special rules that are supplied with the Tofino Configurator to determine what network traffic the Tofino SA will allow or block The various Deep Packet Inspection DPI Enforcer modules are accessed through the Firewall selection Configure the Event Logger optional Enter the details for your syslog server where you want Tofino SA alarms and events sent You can also configure the Tofino SA to save logs locally on the Tofino SA for later offloading via a USB storage device Install your Tofino SA hardware The Tofino SA gets installed on the network between the device s to be protected and the rest of the network Apply the configuration settings to the Tofino SAs in the field Depending on the options you have purchased you can transfer the configuration data from the Tofino Configurator to the Tofino SA s over the network or using a USB storage device Verify the configuration Retrieves the configuration load reports sent over the network or from the USB storage d
34. save the settings click Apply Project Preferences The Project page allows you to set a default project to open automatically when you start the Tofino Configurator Click Projects in the side panel type filter text Projects v vv Audit a v Use default project on application startup 4 Help Content Default project file Browse Projects Restore Defaults Apply a Eat Tofino Configurator 130 Release V2 00 05 2014 Advanced Topic Tofino Configurator 13 3 Customizing Program Settings settings and Preferences To enable the default project feature click the Use default project on application startup check box Note If a default project is specified but this check box is disabled the project will not open on start up Click Browse Locate and select the project you want to open automatically on start up To save the settings click Apply Tofino Configurator Release V2 00 05 2014 131 Advanced Topic Tofino Configurator 13 3 Customizing Program Settings settings and Preferences Tofino Configurator 132 Release V2 00 05 2014 Upgrading Your Tofino SA 14 Upgrading Your Tofino SA There are two ways to upgrade your Tofino SA device Over the network Via a USB storage device The information you receive with your upgrade will indicate the proper method for your Tofino SA To communicate with a Tofino SA over the network you need a license for the Ne
35. steady Does the configuration of the Tofino SA really match what is stored on the Tofino Configurator If in doubt verify the Tofino SA configuration see Verifying a Tofino SA Configuration on page 101 Next check the rules on the Tofino SA s firewall details view for the following see Editing Firewall Rules on page 83 Are the device IP addresses correct Are the protocols and direction correct Are there conflicting rules For example does the Tofino SA have an Allow All rule as well as a protocol specific rule Was the connection between devices established before the rule was loaded The Tofino SA will not break established connections between two devices If you think the connection was made before the rule was loaded try breaking the connection by restarting one of the devices Tofino Configurator 152 Release V2 00 05 2014 Troubleshooting 16 3 USB Storage Device Recommendations 16 3 USB Storage Device Recommendations If you are experiencing difficulties doing USB Loads or USB Saves check to see if you are using a version 2 0 USB storage device USB storage devices that are version 1 1 are not compatible and will not work with the Tofino SA The Tofino SA Fault LED will flash twice indicating invalid USB storage device if it detects a version 1 1 USB storage device The tested and approved USB storage devices include Kingston Data Traveler SanDisk Cruzer Sony Microvault Lexar and Hirschmann ACA21
36. table and finish configuring it in the Rule Details section Rule Profiles The rule profiles associated with this asset Protocol Type Server Client Permission Log Details MODBUS TCP u Standard w w Alow O F Add Rule Profile 3 Rule Details Additional options for the selected firewall rule General Rate Limit Burst Limit You can adjust advanced settings such as traffic rate limiting for most rule profiles Additional settings for the selected rule profile are displayed in one or more tabs below the table L Click the Save icon in the toolbar see the reference section Asset and Asset Template Fields for a detailed description of the fields on this page 6 1 2 Deleting an Asset Template Delete an asset template if you no longer need it in the current project The templates reside in the Asset Templates folder In the Project Explorer view locate the asset template you want to delete and click it in the tree to select it View the details to verify that this is the correct template Click the Delete icon in the toolbar A message prompts you to confirm the deletion L Click OK to proceed Tofino Configurator Release V2 00 05 2014 49 Assets 6 2 Creating Assets 6 2 Creating Assets To build your asset library you can create assets from scratch or from existing templates Asset templates contain default asset details allowing you to create s
37. 0 through 9 and commas and dashes IP Protocol The IP protocol number in hexadecimal format EtherType The Ethernet type number in hexadecimal format For more information see http www iana org assignments ethernet numbers ethernet numbers xml O Click the Save icon in the toolbar Following are three typical protocols of different types Tofino Configurator 110 Release V2 00 05 2014 Advanced Topic Protocols 10 2 Editing Protocols E UDP TCP Protocol Project Explorer p TFTP tp RRAC fp SMB Protocol Details 4 SMTP The details describing this protocol y SNMP Protocol Name TFTP Mp SNMP Trap Description Trivial File Transfer Protocol fp SSH Protocol Type V UDP fi STP RSTP Tcp p Telnet fp TFTP Ports 69 Mp UPnP TCP Ports can be entered as a list of ranges UPnP UDP separated by commas Example 1 2 5 9 25 Sy VRRP Mp WS Discovery y WSUS amp Vendor Specific E Special Rules E IP Protocol Project Explorer amp IGMP 4 3 Fort Sask Control Network 2 Tofino SAs Protocol Details Asset Templates The details describing this protocol B Assets Protocol Name IGMP 4 G Protocols amp Common Industrial 4 amp CommonIT fp Any IP p Any TCP p Any UDP fi ARP p DHCP BOOTP p DNS dj FTP fi GARP fi GMRP y HP PDL y HTTP p HTTPS p ICMP p ICMP Ping Only p ICMP Redirect p IGMP i IPv6 Description Internet Group Management Protocol Pro
38. 001 Rule Details Additional options for the selected firewall rule E General Enforcer Burst Limit 100 Rate Limit 25 second Interface FS Contro FS Contro FS Contro FS Contro FS Contro FS Contro Protocol fh ARP 4 DHCP BOOTP b MODBUS TCP 4 HTTP lt none gt lt none gt Permission Allow Allow Enforcer Allow Deny Deny Log NOOO Type Standard Standard Standard Standard A Schn Ar Schn 7 3 Editing Firewall Rules Details Description Default rule to allow all ARP traffic ARP is n 25 second LI On the General and Enforcer tabs in the Rule Details section update the settings as necessary for the currently selected rule in the table Reorder the rules as necessary Packets will be inspected sequentially beginning at the top of the table Select a rule and position it by clicking Move Up and Move Down in the toolbar Check the title bar above the rule table for messages You will be prompted if a rule is incorrect or if an additional rule is required L Click the Save icon in the toolbar Tofino Configurator Release V2 00 05 2014 85 Firewall Rules 7 4 Using Tofino Test Mode to Validate Firewall Rules 7 4 Using Tofino Test Mode to Validate Firewall Rules You can operate the Tofino SA in two modes Test and Operational Running in Test mode allows the Tofino SA to fully process network mess
39. A_003 FS_TSA_008 G2 Asset Templates G Assets G Protocols gt Special Rules 8 1 Setting up the Event Logger 5 5 FS_TSA_001 Event Logger Event Logger Settings The communication settings for contacting your syslog server Syslog Server IP Address 192 168 1 101 Default Gateway O 2 eT Oe Destination Port 514 Lowest Priority Logged 5 Notice normal but significan Complete the fields on this page to specify the information to be captured and where the files should be stored Syslog Server IP Address This is the address of the syslog server where you would like your logs sent To disable the remote syslog feature set this field to zeros Default Gateway This is the IP address of the forwarding router on the network where the Tofino SA is located This is required when the syslog server is on a different network than the Tofino SA If the syslog feature is not being used or if the Tofino SA and the syslog server are on the same subnet set this field to zeros Destination Port This is the UDP port number your syslog server is listening for log messages on usually port 514 To disable the syslog feature leave this field blank Lowest Priority Logged This is the cut off as to the lowest logging level you would like the Tofino SA to record Setting the priority to O would result in just the emergency events being recorded while setting the priority to 7 would result in every detected event with smalle
40. Click Finish The verification data will be displayed and logged by the Tofino Configurator Tofino Configurator 102 Release V2 00 05 2014 Applying and Verifying Configurations 9 2 Verifying a Tofino SA Configuration Verification Results a FS_TSA_001 Firmware Version 02 0 00 O Model O Firmware Code FW EL N EIP OPC MB Hardware Type 0x0000 O Mode TEST O Tofino SA Revision 1 2F39 Project Fort Sask Control Network Project Revision 4 9AE7 O Created By blearn 4 Failure a amp FS_TSA_002 Error Unable to establish a connection All connection attempts timed out O Firmware Version Unknown O Model Unknown O Firmware Code Unknown Hardware Type Unknown O Mode Unknown O Tofino SA Revision 0 Unkn O Project Unknown O Project Revision 0 Unkn O Created By Unknown The Verified Configuration Revision Hardware Type and Firmware Version for the verified Tofino SAs will be updated in the project file You can view the verification information on the General settings page for each Tofino SA Tofino Configurator Release V2 00 05 2014 103 Applying and Verifying Configurations 9 3 Transferring Data from Your Tofino SA via USB 9 3 Transferring Data from Your Tofino SA via USB The Save Load Reset button on the Tofino SA provides three functions depending on the number of times it is pressed Once Saves diagnostics files and log files to a USB storage device Twice Trans
41. Configurator and the Tofino SA to communicate over the network This allows you to perform certain tasks such as applying and verifying configuration from your PC without having to physically visit the Tofino SA in the field Firewall LSM The Tofino Firewall LSM checks the communications on your control network against a list of traffic rules that are defined by your controls engineer Any communication that is not on the allowed list will be blocked and reported by the Firewall LSM Event Logger LSM The Tofino Event Logger LSM records security events and alarm information It can record and back up this information simultaneously to both a remote IT syslog server and a non volatile memory in the Tofino SA Tofino Configurator 36 Release V2 00 05 2014 Tofino SAs 5 1 Defining the Tofino SAs Modbus TCP Enforcer LSM The Tofino Modbus TCP Enforcer LSM checks every Modbus command and response against a list of allowed commands defined by your controls engineer Any command that is not on the allowed list or any attempt to access a register or coil that is outside the allowed range will be blocked and reported It also filters traffic based on the validity of the Modbus TCP messages screening out messages that have been either deliberately or accidentally malformed OPC Classic Enforcer LSM The Tofino OPC Classic Enforcer LSM inspects tracks and helps secure every connection that is created by an OPC application It dynamically opens only
42. D in order to apply the configuration to a Tofino SA L Enter information to identify this specific Tofino SA device in the Name Description General Location and Specific Location fields Select the mode Operational or Test that you want the Tofino SA to run in when the configuration is loaded Click Next Note During commissioning confirm that the Tofino SA is set to Test mode to allow validation of the firewall rules without dropping needed traffic Once the rules have been validated set the Tofino SA to Operational mode For more information on using Test mode see Using Tofino Test Mode to Validate Firewall Rules Tofino Configurator Release V2 00 05 2014 35 Tofino SAs 5 1 Defining the Tofino SAs Tofino SA Configure the network interface settings for the new Tofino SA Net 1 Interface Name Net1 Net 1 Interface Medium Auto Net 2 Interface Name Net 2 Net 2 Interface Medium Auto lt Back I Net gt Finish Cancel Name the Tofino SA interfaces and set the configuration of each interface Click Next Loadable Security Modules LSMs The LSMs active on this Tofino SA NetConnect LSM v Firewall LSM Event Logger LSM Modbus TCP Enforcer LSM OPC Classic Enforcer LSM EtherNet IP Enforcer LSM On the final page of the wizard select the LSMs you want to activate for this Tofino SA NetConnect LSM The Tofino NetConnect LSM enables the Tofino
43. EtherNet IP CIP Enforcer FS HMI N FS HMI N LITILLLI Rule Details Additional options for the selected firewall rule General Enforcer Function Codes Read Only Unit ID Read Write Sanity Check V Programming OFS State Check V Any Exception Advanced Reset v L Select the General tab Set rate and burst limits as required Select the Enforcer tab and configure the rule as follows L Select the appropriate function code The options are Read Only Function codes that are data read commands are permitted Read Write Function codes that are data read or data write commands are permitted Programming OFS Function codes that are either data read write or programming commands are permitted Any All Modbus function codes are permitted Advanced Opens a new window where you select from a list of available function codes Select a function code and then add the register or coil ranges that you wish to allow for the rule as appropriate You can add a comment for each code and reorder the codes Add as many function codes as needed to one rule but select a single instance of each function code per rule Click the Add Function Code Rule button to display the available codes Use the Move Up and Move Down icons to reorder the codes Click OK when you are done Tofino Configurator Release V2 00 05 2014 13 Firewall Rules 7 2 Deep Packet Inspection Firewalls ry xT Details
44. Event Logger on page 88 lt tofino id gt _kernel_ evt enc Encrypted kernel diagnostics information solely for factory troubleshooting use lt tofino id gt _diagnostics enc Encrypted module diagnostics information solely for factory troubleshooting use lt tofino id gt _configuration txt Configuration data listing the LSMs licensed for this Tofino SA If you examine the file ending in txt using a standard text editor such as WordPad you should see something like the following Tofino Version information Tofino Firmware version Tofino Linux 1 7 0 Tofino Hardware Info Hardware Hirschmann EAGLE20 Development Platform Processor XScale IXP42x Family rev 2 v5b Flash Type P FLlLash Torino 1D DOZO 727 409 Network Statistics unsecured IF ifconfig eth0 Link encap Ethernet HWaddr 00 80 63 73 77 64 inet6 addr fe80 280 66ff fe 04 652c 64 Scope Link UP BROADCAST RUNNING MULTICAST MTU 1500 Metric 1 RX packets 2776 errors 0 dropped 0 overruns 0 frame 0 TX packets 3900 errors 0 dropped 0 overruns 0 carrier 0 collisions 0 txqueuelen 100 RX bytes 419084 409 2 KiB TX bytes 586268 572 5 KiB secured IF ifconfig ethl Link encap Ethernet HWaddr 00 80 63 73 77 65 inet6 addr fe80 280 66ff fe04 652d 64 Scope Link Tofino Configurator Release V2 00 05 2014 149 Troubleshooting 16 1 Tofino SA Diagnostics 23 UP BROADCAST RUNNING MULTICAST MTU 1500 Metric 1 24 RX packets 15 errors 0 dropped 0 overruns 0 frame 0 25 TX
45. File C Users kxm08261 Desktop Fort Sask Control Network v9 tpf amp Special Rules Project Revision 24 0x82CF Creator Ericbyres Last Modified By kxm08261 Company Fort Sask Pipeline Co Project Protection The protection method for this project License Activation Key Password Change Password Administrator Password Administrator protection settings for this project Use Administrator Password Change Administrator Password Tofino Configurator 124 Release V2 00 05 2014 Advanced Topic Tofino Configurator 13 2 Managing User Logging Access settings and Privileges There are three options for controlling access to your project Project Protection License Activation Key When the License Activation Key option is selected the project file is encrypted when saved Each time the project file is opened the system confirms that the Tofino Configurator is using the same LAK that it had when the project was created If the LAK is different then the file cannot be decrypted This is a low level of security but it restricts computers that are running other copies of Tofino Configurator software from viewing or modifying your projects provided that the LAK is not shared outside the company Project Protection Password When the Password option is selected the project file is encrypted when saved Each time the project file is opened the user will be prompted for the project password If the password en
46. For more information on setting these rule details see Firewall Rate Limiting and the appropriate sections on Enforcer rules Creating a Modbus TCP Enforcer Rule Creating an OPC Classic Enforcer Rule Creating an EtherNet IP Enforcer Rule Tofino Configurator 68 Release V2 00 05 2014 Firewall Rules 7 1 Creating Firewall Rules Manually reorder the rules as necessary Click the Save icon in the toolbar Tofino Configurator Release V2 00 05 2014 69 Firewall Rules 7 2 Deep Packet Inspection Firewalls 7 2 Deep Packet Inspection Firewalls A Deep Packet Inspection firewall digs deeper into the protocols to understand exactly what the protocol is being used for After the traditional firewall rules have been applied the Enforcer firewall inspects the content of the contained messages and applies more detailed rules It then makes a more informed decision on what should be allowed and what should be blocked There are multiple Enforcers that you can activate and use each one provides deep packet inspection for a different protocol The Modbus TCP Enforcer LSM provides security features for managing Modbus TCP traffic This LSM does the following Checks to determine if each Modbus packet conforms to the protocol specification and then allows or rejects this packet as appropriate Allows you to specify what classes of Modbus traffic are permitted such as data read only data read write or programmin
47. Project Explorer view and then click New Asset Template in the toolbar Alternately open the New menu in the toolbar and click Asset Template Note This creates an asset template at the top level Select a folder before clicking New Asset Template to create the template in a specific location Use the New Folder feature in the toolbar to create folders to organize the templates The New Asset Template dialog box opens Asset Template Create a new asset template Name UnityPro Type Computer Description Unity Pro Programming Station Manufacturer Model Unity Pro General Location Specific Location Asset Tag ih cane O Enter a name for this asset template and select the type of asset it represents Complete the remaining fields optional Generally you will not complete the Communications section A user will add these details when creating a specific asset from this template LJ Click Finish The program adds the new template in the specified location in the Project Explorer view The details view displays the template configuration Tofino Configurator Release V2 00 05 2014 4T Assets 6 1 Asset Templates J UnityPro General Communications The general settings for this asset The communication settings for this asset Name UnityPro Type Computer Description Unity Pro Programming Station Unity Pro ocation ific Location The rule profiles associated with this asset
48. Tofino SA Configuration 9 2 Verifying a Tofino SA Configuration To record and verify the configuration of one or more Tofino SAs in the field use the Verify action This retrieves the configuration transfer reports sent over the network or from a USB storage device When you configure the Tofino SAs over the network the verification files are automatically returned to the Tofino Configurator When you transfer the configurations or perform firmware updates via USB the verification files reside on the USB storage device that was used to transfer the configuration or upgrade the Tofino SAs To list the Tofino SAs in this project click Tofino SAs in the Project Explorer view Select the Tofino SAs you want to verify Use SHIFT click to select a range of devices use CTRL click to select multiple devices out of sequence Five Berl Bs C3 New Folder g New Tofino SA Apply amp Verify Firmware Update Project Explorer Tofino SAs iu Fort Sask Control Network Name Tofino ID Mode Configuration Stat Version General Locat 45 Tofino SAs Fs_TSA_001 00 00 10 95 EF A0 Operational Unknown 01 7 01 Fort Sask Cont Discovery E FS_TSA_002 00 00 10 95 EF A1 Operational Unknown vw 01 7 01 Jasper Control aA FS_TSA_001 Fs TSA_003 00 00 10 95 EF A2 Operational Unknown 01701 Jasper Control FS_TSA_002 Fs_TSA_008 00 00 10 95 EF A5 Operational Unknown 01 7 01 Blue River Con
49. USB device you need to manually load that data into the Tofino SA Proceed to the task Loading Your Tofino SA via USB Note The Tofino SA will pass network traffic freely during the initial configuration or when its configuration is being updated Firewall rules take effect after completion of the initial configuration or update of the Tofino SA so that network operations are not affected before the full rule set can be applied A typical configuration transfer will finish in approximately 30 seconds 9 1 1 Loading Your Tofino SA via USB The Save Load Reset button on the Tofino SA provides three functions depending on the number of times it is pressed Once Saves diagnostics files and log files to a USB storage device Twice Transfers configuration files from a USB storage device Three times Performs a factory reset and returns the Tofino SA back to its default state as shipped from the factory Tofino Configurator 98 Release V2 00 05 2014 Applying and Verifying Configurations 9 1 Applying a Tofino SA Configuration You use the USB Load function to transfer configuration files generated by the Tofino Configurator and firmware updates to a Tofino SA in the field This is the second part of a two step process Before you load the Tofino SA transfer the desired data to the USB storage device See the appropriate topic to perform this first step Applying a Tofino SA Configuration Upgrading Your Tofino SA Note Th
50. V2 00 05 2014 Glossary 17 Glossary ACL Access Control List List of rules specifying access privileges to network ARG resources Assisted Rule Generation a feature that helps you create firewall rules for the purpose of helping to protect devices on your network This feature comes with the Secure Asset Management LSM The objects used to represent the devices or groups of devices installed in Asset Children your control system They can be broken down into seven categories Computers Controllers Devices Networks Networking equipment Broadcast and Multicast A child node is one that is connected under another node known as its parent CIP CSP Common Industrial Protocol CIP is an open standard for industrial network technologies It is supported by an organization called Open DeviceNet Vendor Association ODVA Client Server Protocol An Allen Bradley protocol used to communicate to DCOM PLCs over TCP IP Distributed Component Object Model This is an extension to the Component DCS Object Model that Microsoft made to support communication among objects on different computers across a network Distributed Control System A Distributed Control System allows for remote DMZ human monitoring and control of field devices from one or more operation centers Demilitarized Zone A small network inserted as a neutral zone between a DNP3 trusted private network and the outside untrusted
51. Yes Unit IDs common to both assets will be used Sanity Check No Enabled State Check No Enabled Exception No Enabled Reset No Enabled Tofino Configurator 118 Release V2 00 05 2014 Advanced Topic How Automatic Rule Generation Works Field Modbus Advanced Filters Function Code Range Comment EtherNet IP CIP Services Sanity Check Reset Debug EtherNet IP Advanced Filters Object Service Comment OPC Classic Sanity Check Fragment Check Connection Timeout Tofino Configurator Release V2 00 05 2014 Are rule profile values required to match Yes Yes No No No No No Yes Yes No No No No If values do not match priority is given to Both The most restrictive group takes precedence Enabled Enabled Enabled Both Enabled Enabled Lowest Notes Function Codes common to both assets will be used Ranges for Function Codes common to both assets will be used The comments from both assets are combined Read Only Data most restrictive lt Read Write Data lt Advanced lt Any least restrictive If both assets have Advanced CIP Services see the EtherNet IP Advanced Filters section in this table Objects common to both assets will be used Services common to both assets will be used The comments from both assets are combined A checked Never Timeout is considered the highest connection timeout setting 119 Advanced Topic How Automatic R
52. a PLC is the right asset with the direction set to Right This would allow the HMI to initiate the connection and the PLC to respond but the PLC would not be allowed to initiate a session Left Connections can be established by the right asset as defined in the rule table and will flow to the left Tofino Configurator Release V2 00 05 2014 63 Firewall Rules Example Consider a Workstation with a browser client is the right asset and a Web Server is the left asset with the direction set to Left This would allow the Workstation to initiate web sessions and the Web Server to respond but the Web Server would be unable to initiate a session Bidirectional The connections can be established by either device Remember that once the connection is established traffic will be able to flow in both directions regardless of the direction set in the rule Tofino Configurator 64 Release V2 00 05 2014 Firewall Rules 7 1 Creating Firewall Rules 7 1 Creating Firewall Rules The Tofino Configurator allows you to create two types of firewall rules Standard rules Special rules Standard firewall rules are designed to allow or deny specific protocols passing through the firewall They let you set the source destination direction permission and rate limits for traffic of a particular protocol type For example if you want to allow Modbus TCP traffic between two devices a standard rule can be used Special Rules are highly complex rules t
53. a user is permitted to configure a project or solely view it To accurately log user activity each user should be required to have a unique user account on the computer where the Tofino Configurator is located When a user makes key changes to a project the Windows user name for the active account will be recorded in the audit logs 14 x Timestamp User Message Project Name Project Revision TofinoID Mar 4 2014 10 29 40 AM km08080 Project file C Users km0808 Northern Area Network Systems 3 0x8D40 Mar 4 2014 10 31 11 AM km08080 Project file C Users km0808 Northern Area Network Systems 4 0x3DFC Mar 4 2014 10 31 11 AM km08080 Tofino SA has been created Northern Area Network Systems 4 0x3DFC 00 00 00 00 Mar 4 2014 10 32 04 AM km08080 Tofino SA has been created Northern Area Network Systems 5 OxF8ED 00 00 00 00 Mar 4 2014 10 32 04 AM km08080 Project file C Users km0808 Northern Area Network Systems 5 OxF8ED Mar 4 2014 10 33 49 AM km08080 Project file C Users km0808 Northern Area Network Systems 5 OxF8ED Mar 4 2014 10 34 23 AM km08080 New project created Fort Sask Network 1 OxABF6 Mar 4 2014 10 34 23 AM km08080 Project file C Users km0808 Fort Sask Network 1 OxABF6 Mar 4 2014 10 34 28 AM km08080 Project file C Users km0808 Fort Sask Network 1 OxABF6 4 we p 478 Audit Events 253 117 Bytes To limit access to project functions by giving users View Onl
54. ages and generate event logs without actually blocking network traffic This is a non invasive way to check the impact that the firewall rules will have when put in Operational mode Use Test mode to confirm that the Tofino SA is configured correctly LI L E L LI L In the Project Explorer view expand the Tofino SA you want to work with and click General The main view displays the general settings for the selected Tofino SA In the Status section select Test as the mode On the Firewall page create firewall rules based on the known network traffic patterns and desired security Load the resulting configuration into the Tofino SA see Applying and Verifying Configurations Let the Tofino SA process network traffic for a period of time typically 24 hours or longer Using a syslog server or the USB Save feature and log viewing software see Retrieving Log Files review the log messages generated by the Tofino SA to determine if there are instances of either of the following Packets marked to be dropped that you think should be allowed Packets marked to be dropped that you think should be dropped without being logged i e nuisance alarms If either of these are noted adjust the firewall rules accordingly and repeat this task Once no unwanted log messages are being generated return to the 86 General settings page set the mode to Operational and load the final configuration into the Tofino
55. ate firewall rules to control how the Tofino SA will handle network traffic Combine the assets you defined with predefined protocols to build the rules Click Firewall under the Tofino SA you want to create firewall rules for E Configure the Event Logger optional Configure the Event Logger LSM to take advantage of external alarm and event logging Specify the type of events you want to collect and where you want to store the log files Click Event Logger under the Tofino SA you want to configure gy Create the configuration After installing the Tofino SAs in the field transfer the Tofino SA configuration data to the Tofino Configurator Release V2 00 05 2014 Introducing the Tofino Configurator 1 1 Navigating the Tofino Configurator The Tofino Configurator has a toolbar that allows you to perform actions on the objects in a project C New Folder LE New Asset af 7 Help The toolbar contains three sections 1 Project edit commands This section appears at the far left of the toolbar and is for commands related to managing project files and their data It includes Create new Projects Assets Asset Templates Protocols or Tofino SAs using a wizard Open an existing project Save a project Import predefined Asset Templates Protocols Special Rules and security Profiles Cut Copy Paste and Delete objects and fields 2 Context commands This section appears in the center of the toolbar and is f
56. can be viewed in the Special Rules folder Log A check box indicating if logging is enabled for the rule Note By default the Tofino SA will log denied packets that do not match any of the rules in the firewall table Similarly if you enable logging on a rule the permission may be Allow or Deny packets matching the rule will be logged Conversely if logging is disabled on a rule no log events will be created for packets matching this rule A common use for this option is to help prevent nuisance alarms when blocking broadcast traffic Details A short form summary of special firewall rule details The information in this column comes from the Rule Details section Description A text field where the controls engineer can add a comment about the rule Click the cell you want to edit and make the necessary change in the table Depending on the cell selected you will be able to Change the state of a check box select an entry in a list Open a dialog box and select from a list of appropriate values Enter text Tofino Configurator 84 Release V2 00 05 2014 Firewall Rules FS _TSA_001 Firewall Rule Table The firewall rules configured for this Tofino SA Asset Interface Direction Asset w Any FSHMIN Any v Any FS HMI N gt MQ Fs_PLC_001 v E Fs_HMI_001 FS HMI N gt MWY Fs_PLC_001 v C3 Fs_HMI001 FS HMI N gt IU Fs_PLC_001 V Any FS HMI N MQ FS_PLC_001 W Any FS HMIN MQ FS_PLC_
57. cit messages such as I O communications If you are setting up a firewall that filters implicit messages you can either pass this type of traffic through the firewall according to stateful layer 3 and 4 filters or block it A CAUTION LOSS OF COMMUNICATION OR PROCESS VIEW To create firewall rules to manage Class 1 implicit messages select EtherNet IP CIP Implicit Msg Before deploying the firewall test your settings by sending both implicit and explicit messages and verify that your blocking protocol is correct Failure to follow these instructions can result in injury or equipment damage Open the General settings page for the Tofino SA you are configuring Check that the Firewall LSM and EtherNet IP Enforcer LSM options are selected in the Loadable Security Modules list Open the Firewall settings page and click Create Rule Work through the New Firewall Rule Wizard to define a firewall rule with the following settings On the Rule Type page select Standard rule Click Next On the Assets page create a firewall rule between two assets Set the direction so that it is FROM the EtherNet IP Client TO the EtherNet IP Server The Bidirectional option is not an appropriate selection for the EtherNet IP Enforcer LSM Click Next On the Protocol page expand the Common Industrial folder and select EtherNet IP CIP Explicit Msg In the Permission section select Enforcer Tofino Config
58. con in the toolbar See the reference section Asset and Asset Template Fields for a detailed description of the fields on this page Tofino Configurator 5A Release V2 00 05 2014 Assets 6 3 Editing an Asset or an Asset Template 6 3 Editing an Asset or an Asset Template selecting an asset or an asset template in the Project Explorer view displays the configuration details for the selected item From here you can edit the settings This page includes general information communication parameters and rule profiles The Rule Profiles table displays the rule profiles created for the selected asset or template You can make changes directly on this page in the table and in the Rule Details section In the Project Explorer view click the asset or template you want to edit The configuration details are displayed J FS_HMI_001 General Communications The general settings for this asset The communication settings for this asset Name FS_HMI001 IP Address 192 168 E 1 Type 3 Computer Subnet Mask 25 255 255 Description Main Pump Station HMI 1 MAC Address 00 00 00 00 00 Manufacturer Schneider Model CitectSCADA General Location Main Pump Station Control Room Specific Location Right Desk Asset Tag 675849 23 Rule Profiles The rule profiles associated with this asset Protocol Type Server Client Permission Log Details Description h MODBUS TCP Standard Allow p DHCP BOOTP Standard Al
59. contact your technical support Table 4 Fault LED Activity During Load Save 154 16 3 USB Storage Device Recommendations During Save Sequence The device was unable to copy the encrypted diagnostic files to the USB memory device It is possible that the memory device is full The device was unable to deactivate the USB connection Please contact your technical support The file system of the device does not have enough memory capacity to save the files temporarily before they are copied to the USB memory device Please contact your technical support Tofino Configurator Release V2 00 05 2014 Troubleshooting 16 4 Factory Resetting Your Tofino SA 16 4 Factory Resetting Your Tofino SA To reset the Tofino SA back to its default state as shipped from the factory you can perform a Factory Reset LI L Tofino Configurator Release V2 00 05 2014 Confirm that power is applied to the Tofino SA and it has completed its start up initialization Press and release the Save Load Reset button three times On the first press the Save Load LED illuminates in green on the second press the Save Load LED illuminates in yellow and on the third press the Reset LED illuminates in yellow with the Save Load LED off After a few seconds the Mode Save Load Reset and Fault LEDs flash simultaneously while the factory reset is being performed If you have a Tofino SA 220 pressing the Save Load Reset three times does the f
60. ct Reset This can help to Tofino Configurator Release V2 00 05 2014 81 Firewall Rules 7 2 Deep Packet Inspection Firewalls prevent session lock up on certain EtherNet IP products To have the Tofino SA include an ASCII text string as a payload ina TCP reset packet select Debug The string will explain the reason why the message was dropped by the Tofino SA To view the text capture network traffic with a tool such as Wireshark Use this option solely during testing Clear this check box during regular operations as it may expose security details to potential attackers Click the Save icon in the toolbar A CAUTION LOSS OF COMMUNICATION OR PROCESS VIEW Select the EtherNet IP Debug option only when you are using the product in a test environment Failure to follow these instructions can result in injury or equipment damage Tofino Configurator 82 Release V2 00 05 2014 Firewall Rules 7 3 Editing Firewall Rules 7 3 Editing Firewall Rules The Rule Table on the Firewall page displays the firewall rules created for the selected Tofino SA You can make changes directly on this page in the table and in the Rule Details section You can also change the order in which the rules are evaluated In the Project Explorer view expand the Tofino SA you want to work with and click Firewall The Firewall page displays the rules created for this Tofino SA rive H 7 bs WE ab Create Rule af v 7 Help
61. ctivate for this Tofino SA NetConnect LSM V amp Firewall LSM W amp Event Logger LSM V amp Modbus TCP Enforcer LSM OPC Classic Enforcer LSM EtherNet IP Enforcer LSM Update the Tofino SA configuration as necessary See the reference section Tofino SA Fields for a detailed description of the fields on this page L Click the Save icon in the toolbar Tofino Configurator Release V2 00 05 2014 41 Tofino SAs 5 3 Deleting a Tofino SA 5 3 Deleting a Tofino SA Delete a Tofino SA if you no longer need it in the current project The Tofino SA in your Tofino Configurator project is a virtual representation of the physical Tofino SA device Special keys are stored in both of these locations to enable communication between them Deleting a Tofino SA from the project deletes its configuration data including the special keys This will block any future network communication between the Tofino Configurator and that Tofino SA device until a factory reset is performed on the Tofino SA device The factory reset clears the second of the two keys and opens the door for a new Tofino Configurator Tofino SA pairing to be established In the Project Explorer view click the Tofino SA you want to delete Click the Delete icon in the toolbar When the Communications setting is Network Only or Both USB and Network a message asks if you want to perform a factory reset on the Tofino SA Click Yes
62. dditional Contact Options In the Americas region Tel 1 213 799 0906 E mail inet support us belden com In the EMEA region DACH Tel 49 0 1805 14 1538 E mail hac support belden com Benelux Tel 31 0 77 38 78 770 E mail support benelux belden com Nordics Tel 46 40 699 88 66 E mail Support nordics belden com UK amp Ireland Tel 44 161 498 3759 E mail support uk belden com France Tel 33 0 820 880 239 E mail inet support fr belden com Italy Tel 39 039 9631093 or 39 039 9631094 E mail inet support it belden com Spain amp Portugal Tel 34 91 662 40 63 or 34 91 661 63 95 E mail inet support es belden com Tofino Configurator Release V2 00 05 2014 163 Further Support In the Asia Pacific region Tel 65 6879 9800 E mail inet ap belden com Tofino Configurator 164 Release V2 00 05 2014 Further Support Tofino Configurator Release V2 00 05 2014 165 TOFINO SECURITY A BELDEN BRAND
63. e diagnostics information solely for factory troubleshooting use lt tofino id gt _configuration txt Configuration data listing the LSMs licensed for this Tofino SA Tofino Configurator Release V2 00 05 2014 105 Applying and Verifying Configurations 9 3 Transferring Data from Your Tofino SA via USB Tofino Configurator 106 Release V2 00 05 2014 Advanced Topic Protocols 10 Advanced Topic Protocols In the Tofino Configurator protocols define the particular services that are communicated between devices on the network For example the use of web traffic on a network would use the HyperText Transport Protocol HTTP for communications between a web server and a web client Similarly an HMI might use the Modbus TCP protocol to communicate to a PLC The Tofino Configurator comes with a number of predefined protocols that are common to many industrial systems However in special cases you may want to create new protocols for specific types of equipment or situations By selecting a protocol in the Project Explorer view you can do the following Create a new protocol Create a folder View and edit the protocol s details Delete a protocol The factory defined protocols cannot be edited cut or deleted Tofino Configurator Release V2 00 05 2014 107 Advanced Topic Protocols 10 1 Creating a Protocol 10 1 Creating a Protocol Create new protocols for specific types of equipment or situations where one of the predefined p
64. e following version 2 0 USB storage devices are known to work Kingston Data Traveler SanDisk Cruzer Sony Microvault Lexar and Hirschmann ACA21 Other brands and models may work but have not been tested Only USB devices formatted as FAT or FAT32 are compatible The Tofino SA Fault LED will flash twice when it detects an invalid storage device A WARNING UNINTENDED EQUIPMENT OPERATION Follow these configuration loading steps carefully L Power on the Tofino SA for at least one minute L Insert the USB storage device containing the prepared files into the USB port L Press the Save Load Reset button twice The Save Load LED will illuminate in yellow After a few seconds the Mode Save Load and Reset LEDs will flash in yellow in a right to left sequence to indicate the USB Load is in progress On the Tofino SA 220 pressing the Save Load Reset button does the following Both the mf S and the f L LED will illuminate to indicate a Load After a few seconds the three lower LEDs will flash in a right to left sequence to indicate a USB Load is in progress When the flashing sequence stops remove the USB storage device Failure to follow these instructions can result in death serious injury or equipment damage Tofino Configurator Release V2 00 05 2014 99 Applying and Verifying Configurations 9 1 Applying a Tofino SA Configuration lf the load was successful the Tofino SA s Fault LED will be off Following a succ
65. e to quickly create an asset with default values already completed Assets created from a template are placed in the Assets folder in alphabetical order You can reorganize the assets into specific folders as needed L In the Project Explorer view expand Asset Templates and locate the template you want to use to create an asset L Click the asset template to select it and click New Asset from Template in the toolbar The New Asset wizard opens with most fields completed Asset Create a new asset Name New Asset From Tofino Configurator Type Computer Description Represents a different TC that traffic needs to pass through Manufacturer Tofino Security Model Tofino Configurator General Location Specific Location Asset Tag Change the entry in the Name field to identify the asset you are creating Complete the remaining fields to identify the asset optional Click Next Tofino Configurator Release V2 00 05 2014 53 Assets 6 2 Creating Assets O Enter an IP address and or a MAC address for this asset This information will be used by the Tofino Configurator when creating firewall rules for this asset O Click Finish The program adds the new asset to the Assets folder in the Project Explorer view The Rule Profiles table displays any rule profiles configured for the template To relocate the asset to another folder use the Cut and Paste actions in the toolbar L Click the Save i
66. ed description of these fields see Editing Protocols on page 110 O Click Finish The new protocol appears in the Project Explorer view Tofino Configurator Release V2 00 05 2014 109 Advanced Topic Protocols 10 2 Editing Protocols 10 2 Editing Protocols selecting a protocol in the Project Explorer view allows you to view and edit its current settings This includes general information and specific parameters The information displayed in the Protocol Details view varies depending on the type of protocol selected The factory defined protocols cannot be edited cut or deleted In the Project Explorer view click the protocol you want to edit Edit the protocol settings as necessary The available fields may include Protocol Name A name or identifier that uniquely identifies the protocol Remember that each protocol needs to have a unique name to avoid confusion Description A text field solely for reference This can be used to describe the function of this protocol Protocol Type The general classification of this protocol The classification determines the fields available for input UDP TCP IP or Ethernet Ports The ports used by this protocol Use commas to separate individual port numbers and dashes to separate a range of port numbers For example if the protocol uses the TCP ports 5000 through 5004 they can be entered as either 5000 5001 5002 5003 9004 or 5000 5004 Exclusively use the numbers
67. ed rule profiles that can be used to determine a set of firewall rules Use rule profiles associated with selected assets to build firewall rules Manually create the firewall rules for the selected assets gt J Ga If prompted select how you want to create the firewall rules and click Finish When you choose to manually create the rule profiles you are directed to the Protocol page When you choose to use the existing rule profiles the Tofino Configurator checks both of the assets for protocols listed in their rule profiles The automatic rule generator then creates one rule for every protocol that the two assets have in common The New Firewall Rule Wizard closes and the rules created display in the table on the Firewall page If the assets have no protocols in common no rules are generated Similarly if they have protocols in common but are both clients or are both servers no rules are generated In these cases a message informs you of the situation and you will need to define the protocols manually on the Protocol page Tofino Configurator Release V2 00 05 2014 67 Firewall Rules 7 1 Creating Firewall Rules Protocol Select protocols specify the permission type and specify whether logging is enabled for this firewall rule Protocol Permission 4 Common Industrial Allow p BACnet IP Deny p DNP3 Enforcer p Ethernet IP CIP Explicit Msg oo 4 EtherNet IP CIP Explicit Msg os
68. emove the USB storage device Tofino Configurator 104 Release V2 00 05 2014 Applying and Verifying Configurations 9 3 Transferring Data from Your Tofino SA via USB If the save was successful the Tofino SA LEDs will revert to the state they were in prior to the saving action Note The following version 2 0 USB storage devices are known to work Kingston Data Traveler SanDisk Cruzer Sony Microvault Lexar and Hirschmann ACA21 Other brands and models may work but have not been tested Only USB devices formatted as FAT or FAT32 are compatible The Tofino SA Fault LED will flash twice when it detects an invalid storage device Following a successful USB Save function five or more files should be stored on your USB storage device for the Tofino SA lt tofino id gt is replaced with the actual ID of the Tofino SA lt tofino id gt _tc data Verification data indicating if the configuration was successful or not see Verifying a Tofino SA Configuration on page 101 lt tofino id gt _diagnostics txt Diagnostics information on the Tofino SA see Tofino SA Diagnostics on page 148 eventlogger_ lt tofino id gt zip and eventlogger_ lt tofino id gt X zip Event logs from the Tofino SA in a compressed file See Setting up the Event Logger on page 88 lt tofino id gt _kernel_ evt enc Encrypted kernel diagnostics information solely for factory troubleshooting use lt tofino id gt _diagnostics enc Encrypted modul
69. es the following The S LED will illuminate After a few seconds the three lower LEDs will flash in a left to right sequence to indicate a USB Save is in progress When the flashing sequence stops remove the USB storage device If the save was successful the Tofino SA LEDs will revert to the state they were in prior to the saving action Send copies of these files to technical support for analysis L LI Note The following version 2 0 USB storage devices are known to work Kingston Data Traveler SanDisk Cruzer Sony Microvault Lexar and Hirschmann ACA21 Other brands and models may work but have not been tested Only USB devices formatted as FAT or FAT32 are compatible The Tofino SA Fault LED will flash twice when it detects an invalid storage device Tofino Configurator 148 Release V2 00 05 2014 Troubleshooting 16 1 Tofino SA Diagnostics Interpreting Diagnostics Files If the USB Diagnostics Save is successful there will be files on the USB storage device similar to this lt tofino id gt is replaced with the actual ID of the Tofino SA lt tofino id gt _tc data Verification data indicating if the configuration was successful or not see Verifying a Tofino SA Configuration on page 101 lt tofino id gt _diagnostics txt Diagnostics information on the Tofino SA eventlogger_ lt tofino id gt zip and eventlogger_ lt tofino id gt X zip Event logs from the Tofino SA in a compressed file See Setting up the
70. es x86 Tofino Security Tofino Configurator Program folder Tofino Security Tofino Configurator Create shortcuts on the desktop Gee Geren Clicking Next on this page begins the installation Note To install the Tofino Configurator with the default installation settings click Install in the bottom left corner at any time To complete the installation click Finish on the final page of the wizard If this is a new installation of the Tofino Configurator the program displays the Activate Your License dialog box Tofino Configurator Release V2 00 05 2014 19 Installing Your Tofino Configurator 3 1 Running the Tofino Configurator Installer Activate Your License Please enter the License Activation Key provided by your sales representative License Activation Key The following information is required to obtain product support First Name Last Name Country Phone Number Email Address Company Name Cancel L Enter your License Activation Key and contact information Click OK The Tofino Configurator will start automatically if you selected the Start the Tofino Configurator check box on the final page of the wizard The installation is complete and your license has been activated Additional configuration steps may be required depending on who will be using this program A Windows user with administrator permissions has full access to all Tofino Configurator functional
71. es determine the Enforcers available in the Tofino Configurator 7 2 1 Creating a Modbus TCP Enforcer Rule The Modbus TCP Enforcer LSM is an advanced Deep Packet Inspection firewall for the Modbus TCP protocol It allows you to filter traffic based on specific Modbus function codes register ranges and the validity of the Modbus messages The Modbus TCP Enforcer LSM is an optional loadable security module You can order it as a factory loaded option in specific models or you can license it in the field Note To create and apply a Modbus TCP Enforcer rule the Modbus TCP Enforcer LSM needs to be licensed for activation in your Tofino SA Without a license for the LSM you can create trial Enforcer rules in the Tofino Configurator however you will be unable to load them into the Tofino SA Open the General settings page for the Tofino SA you are configuring Check that the Firewall LSM and Modbus TCP Enforcer LSM options are selected in the Loadable Security Modules list Open the Firewall settings page and click Create Rule Tofino Configurator Release V2 00 05 2014 11 Firewall Rules 7 2 Deep Packet Inspection Firewalls L 12 Work through the New Firewall Rule Wizard to define a firewall rule with the following settings On the Rule Type page select Standard rule Click Next On the Assets page create a firewall rule between two assets Set the direction so that it is FROM the Modbus Master TO the Modbu
72. essful USB Load function five or more files should be stored on your USB storage device for each Tofino SA loaded lt tofino id gt is replaced with the actual ID of the Tofino SA lt tofino id gt _ tc data Verification data indicating if the configuration was successful or not see Verifying a Tofino SA Configuration lt tofino id gt _diagnostics txt Diagnostics information on the Tofino SA see Tofino SA Diagnostics on page 148 eventlogger_ lt tofino id gt zip and eventlogger_ lt tofino id gt X zip Event logs from the Tofino SA in a compressed file See Setting up the Event Logger on page 88 lt tofino id gt _kernel_ evt enc Encrypted kernel diagnostics information solely for factory troubleshooting use lt tofino id gt _diagnostics enc Encrypted module diagnostics information solely for factory troubleshooting use lt tofino id gt _configuration txt Configuration data listing the LSMs licensed for this Tofino SA Note The Tofino SA will pass network traffic freely during the initial configuration or when its configuration is being updated Firewall rules take effect after completion of the initial configuration or update of the Tofino SA so that network operations are not affected before the full rule set can be applied A typical configuration transfer will finish in approximately 30 seconds Tofino Configurator 100 Release V2 00 05 2014 Applying and Verifying Configurations 9 2 Verifying a
73. et is empty the firewall can only forward packets as the bucket refills over time at the rate specified by the rate limit If the rate of packets is faster than the rate limit the bucket will empty at the rate of packets and then will be limited by the rate limit which refills the bucket In other words if your burst limit is 100 your rate limit is 25 per second and 1000 packets are sent to the firewall then the first 100 will be allowed followed by another 25 packets per second after that Other packets will be dropped Direction Right Left Bidirectional The arrow in the rule table indicates which device establishes a connection between the two nodes The direction indicator does not refer to packet flow For example if a Human Machine Interface HMI is using Modbus TCP to request data from a PLC the HMI will be the device initially setting up the communications connection Once the connection is established then packets will flow in both directions Another way of thinking about this is to consider a normal telephone system The person dialing the phone number Person 1 is the one setting up i e establishing the connection Once the other person Person 2 answers the phone then speech can flow both ways There are three direction options for a Tofino Firewall LSM Right Connections can be established by the left asset as defined in the rule table and will flow to the right Example Consider an HMI is the left asset and
74. ettings settings and Preferences Help Preferences The Help page allows you to select how Tofino Configurator help content is displayed on your computer For example you can select whether the help is displayed in a Tofino Configurator window or in an external browser O Click Help in the side panel type filter text Help Help Projects Specify how help information is displayed Open Modes Open help search In the dynamic help view Open help contents In the help browser ContextHelp Open window context help In an infopop Open dialog context help In an infopop Restore Defaults Apply a Saas Select from the lists to indicate how you want to display the help content To save the settings click Apply Tofino Configurator Release V2 00 05 2014 129 Advanced Topic Tofino Configurator 13 3 Customizing Program Settings settings and Preferences You can also incorporate help topics from remote servers into the local help system LI Open the Help item in the side panel and click Content type filter text Content vv Audit Hel Configure information centers 4 Help P Include local help only Projects Include remote help and give local help priority Include remote help and give it priority Name URL Enablec New D re me Configure the remote servers you want to include content from To
75. evice that was used to load configurations onto one or more Tofino SAs This will allow you to record the configuration of Tofino SAs in the field and save it in your project You have successfully installed the Tofino Industrial Security Solution and significantly improved the security of your process network Note The Tofino SA will pass network traffic freely during the initial configuration or when its configuration is being updated Firewall rules take effect after completion of the initial configuration or update of the Tofino SA so that network operations are not affected before the full rule set can be loaded A typical configuration load will finish in approximately 30 seconds 16 Tofino Configurator Release V2 00 05 2014 Installing Your Tofino Configurator 3 Installing Your Tofino Configurator This section details the procedure for installing the Tofino Configurator on a computer that has not previously had the Tofino Configurator installed on it Prior to installing your Tofino Configurator software please verify that you have the following materials ready Tofino Configurator Installer CD License Activation Key a string of 25 letters and numbers such as X4QP9 RMNRQ B59SD AG5SH6 KSFRW Tofino Configurator Release V2 00 05 2014 17 Installing Your Tofino Configurator 3 1 Running the Tofino Configurator Installer 3 1 Running the Tofino Configurator Installer Running the Tofino Configurator installer launches
76. fer to the conditions of use specified in the license contract You can get the latest version of this manual on the Internet at the Tofino Security product site www tofinosecurity com Printed in Canada Tofino Security PO Box 178 Unit 2 7217 Lantzville Road Lantzville BC VOR 2HO Canada Rel V2 00 05 2014 Contents Contents 0 2 9 3 6 1 6 2 About this Manual Key Introducing the Tofino Configurator Navigating the Tofino Configurator Nine Steps to a Secure Control System Installing Your Tofino Configurator Running the Tofino Configurator Installer Projects Creating a New Project Opening an Existing Project Editing Project Details Deleting a Project Duplicating a Project Tofino SAs Defining the Tofino SAs 5 1 1 Creating a New Tofino SA 9 1 2 Discovering an Existing Tofino SA Editing a Tofino SA Deleting a Tofino SA Assets Asset Templates 6 1 1 Creating an Asset Template 6 1 2 Deleting an Asset Template Creating Assets 6 2 1 Creating an Asset from Scratch 6 2 2 Creating an Asset from a Template Tofino Configurator Release V2 00 05 2014 11 12 15 17 18 23 25 28 29 31 32 33 34 38 40 42 43 45 49 50 53 Contents 6 3 6 4 6 5 7 1 7 2 7 3 7 4 8 1 8 2 9 1 9 2 9 3 10 10 1 10 2 10 3 11 12 13 Editing an Asset or an Asset Template Creating an Asset Template from an Existing Asset Deleting an Asset Firewall Rules
77. fers configuration files from a USB storage device Three times Performs a factory reset and returns the Tofino SA back to its default state as shipped from the factory You use the USB Save function pressing the button once to copy diagnostics and validation files from the Tofino SA to the USB storage device You can then validate these files using the Verify function in the Tofino Configurator or you can send them to technical support for analysis Note Performing a USB Load see Loading Your Tofino SA via USB automatically executes a USB Save in order to record the results of the transfer and the status of the Tofino SA after the transfer is finished If you transferred configuration files via USB you will not need to perform a USB save to retrieve the files required for verification They will already be on the USB storage device Power on the Tofino SA for at least one minute Insert the USB storage device into the USB port Press the Save Load Reset button once The Save Load LED will illuminate in green After a few seconds the Mode Save Load and Reset LEDs will flash in green in a left to right sequence to indicate the USB Save is in progress If you have a Tofino SA 220 pressing the Save Load Reset button does the following The S LED will illuminate After a few seconds the three lower LEDs will flash in a left to right sequence to indicate a USB Save is in progress When the flashing sequence stops r
78. g messages Allows you to define specific Modbus functions as well as register or coil locations that should be allowed or denied by the Tofino SA Monitors the state of Modbus TCP connections to determine that incoming messages are expected and in sequence The OPC Classic Enforcer LSM provides security features for managing OPC traffic This LSM does the following Inspects tracks and secures every connection that is created by an OPC application Dynamically opens only the TCP ports that are required for each connection between the specific OPC client and server Checks to determine if each packet is properly formed and follows the RPC and OPC specifications Checks to determine if OPC session connection requests are fragmented Can be directed to block messages that are not properly formed or are fragmented Tofino Configurator 70 Release V2 00 05 2014 Firewall Rules 7 2 Deep Packet Inspection Firewalls The EtherNet IP Enforcer LSM provides security features for managing EtherNet IP and CIP traffic This LSM does the following Checks to determine if each packet conforms to the protocol specification and then allows or rejects this packet accordingly Allows you to specify what classes of EtherNet IP traffic are permitted such as data read only data read write or programming messages Allows you to specify CIP classes and services that should be allowed or denied by the Tofino SA The Tofino SA model and the installed LSM licens
79. hat go beyond simple allow or deny For example a Special Rule could be used to block a subset of a particular type of traffic The available Special Rules can be viewed in the Special Rules folder You will normally use standard rules Use special rules solely in exceptional cases In the Project Explorer view expand the Tofino SA you want to work with and click Firewall L Click Create Rule in the toolbar The New Firewall Rule Wizard opens Rule Type Select the type of firewall rule you want to create Standard rule Select a special rule type from the list below r Tofino Rapid Network Recovery Tofino Configurator Release V2 00 05 2014 65 Firewall Rules 7 1 Creating Firewall Rules Select the type of rule you want to create standard or special If you are creating a special rule you also select a rule type from the list provided Click Next L Define the assets involved in the firewall rule and click Next Fort Sask Main ay Fort Sask C 192 168 1 0 C FS_HML00 192 168 1 15 C FS_HMI_00 192 168 1 16 I FS_HML00 192 168 1 17 MQ FS_PLC_001 192 168 1 10 MQ FS_PLC_00 192 168 1 11 CB FS_SWT_00 192 168 1 250 amp Jasper Sumas ga Fort Sask Subn 192 168 1 255 Assets Select the assets involved in this firewall rule Asset 1 Interface FS HMI Network Any IP Address MAC Address Select an asset from the list below Name IP Address MAC Address
80. hat you can activate and use each one provides deep packet inspection for a different protocol The following Enforcers are available in the current version of the Tofino Configurator Modbus TCP Enforcer OPC Classic Enforcer EtherNet IP Enforcer The Tofino SA model and the installed LSM licenses determine the Enforcers available in the Tofino Configurator The Firewall details page lists the firewall rules configured for the selected Tofino SA On this page you can create a new firewall rule and manage the existing rules You can Create a new firewall rule View and edit the rules Reorder rules Cut copy and paste rules Delete rules Tofino Configurator Release V2 00 05 2014 59 Firewall Rules The Rule Table supports multiple selection Use SHIFT click to select a range of rules use CT RL click to select multiple rules out of sequence This lets you copy multiple rules from one Tofino SA and paste them into another selecting a rule in the table displays additional information for that rule and protocol in the Rule Details section at the bottom of the page Project Explorer 8 FS_TSA_001 Firewall 3 Fort Sask Control Network A Tolna She Rule Table amp Discovery The firewall rules configured for this Tofino SA a ct Any Asset Interface Direction Asset Interface Protocol Permission Log Type Details n as cat v An FSHMINetwork amp An FS Contro ARP Allow Ll Stand 5 Event Logger y y 1 Fire
81. he filename will be appended with tpf Click Save O OF O Tofino Configurator Release V2 00 05 2014 2 Projects 4 2 Opening an Existing Project 4 2 Opening an Existing Project You can open an existing project file when you start the Tofino Configurator or you can open a project from within the application L On the start up screen click Open Project Tofino Configurator Project Selection Create a new project or open an existing project yj Create New Project Open Project LJ C Users kxm08261 Desktop Fort Sask Control Network v9 tpf LJ C Users kom08261 Desktop ABC Environemtnal Project tpf LJ C Users kxm08261 Desktop Northern Area Network Systems tpf Set this as the default project and do not ask again For convenience the start up screen displays the last five projects opened If the project you want to open appears in this list click it to load the project Note Once you set a default project that project will load automatically when you start the Tofino Configurator Alternately within the application click the Open icon in the toolbar If you have another project open a message informs you that it will be closed You will be prompted to save the project if necessary Locate the project file on your computer The filename will be appended O LI 28 with tpf Click the file you want to open to select it Click Open When the project is password protected the
82. he wizard lf one of the assets has rule profiles and the other has no rule profiles then the rule profiles from the asset with rule profiles will be used to create rules If both of the assets have rule profiles the automatic rule generator will create one rule for every protocol the assets have in common If the assets have no protocols in common a message will display and no rules will be created Similarly no rules will be created if the assets have a protocol in common but are either both clients or both servers Finally since two assets may have different rule profile settings for the same protocol the Tofino Configurator will use a series of priorities to determine what the final rule should be The following table shows how these conflicts are resolved lf a field is required to match and the rule profiles of the two assets do not match on that field then no rule will be created If the fields do match then the value of that field will be used for the new rule to be created If a field is indicated as not having to match then the priority describes how the value of the field in the resulting firewall rule is determined For example if the assets have different values for the Rate Limit then the lowest rate limit will have priority and will be used in the resulting firewall rule Alternatively if the two rule profiles both have comments that are different the automatic rule generator will combine the comments in the resulting rule
83. ier ASCII representation in the graphical user interface Tofino Configurator Release V2 00 05 2014 Key 10 Tofino Configurator Release V2 00 05 2014 Introducing the Tofino Configurator 1 Introducing the Tofino Configurator The Tofino Industrial Security Solution is a comprehensive package for securing industrial control systems particularly at the Local Area Network LAN level The system consists of three core components Tofino Security Appliance These industrially hardened devices are installed in front of individual and or clusters of Human Machine Interfaces HMI Distributed Control Systems DCS Programmable Logic Controllers PLC or Remote Terminal Units RTU control devices that require protection Tofino Loadable Security Modules LSM A variety of software modules providing security services such as Firewall and Event Logger Each LSM is activated on the Tofino SAs to allow them to offer customizable security functions depending on the requirements of the control system LSMs can be either pre loaded at the factory or added in the field via the Tofino Customer Portal Tofino Configurator A Windows based management system for the configuration of each Tofino SA Use the Tofino Configurator on your PC to define configuration data for each Tofino SA in your plant When you have finished editing the configuration you can transfer the configuration data into the Tofino SAs You can also retrieve configuration deta
84. ified location in the Project Explorer view he details view displays the asset details O O L FS_HMI_004 General Communications The general settings for this asset The communication settings for this asset Name FS_HMI_004 IP Address 192 168 Type Computer Subnet Mask 0 s 0 Description Main Pump Station 4 MAC Address 00 00 OO Manufacturer Schneider Model CitectSCADA General Location Main Pump Station Control Room Specific Location Asset Tag Rule Profiles The rule profiles associated with this asset Protocol Type Server Client Permission Log Details Description ep Add Rule Profile Tofino Configurator Release V2 00 05 2014 51 Assets 6 2 Creating Assets You can now define rule profiles This lets you specify the protocols that an asset uses along with how you want the protocols managed The New Firewall Rule Wizard uses this information to automatically create rules for the asset For more information see Rule Profiles L To open the New Rule Profile Wizard click Add Rule Profile beneath the Rule Profiles table Select the type of rule you want to create standard or special If you are creating a special rule you also select a rule type from the list provided Click Next L Define the rule profiles Expand the folders and select the protocols you want to use Use SHIF T click to select a range of protocols use CTRL click to select multiple protocols out of sequence
85. ils from a Tofino SA to verify that the correct configuration is being used in the field The Tofino Configurator will run on any of these supported Microsoft operating systems Windows XP Windows 7 32 and 64 bit and Windows server 2003 2008 and 2008 SR2 No other applications or services Such as Java NET or Flash are required for the Tofino Configurator to operate Tofino Configurator Release V2 00 05 2014 11 Introducing the Tofino Configurator 1 1 Navigating the Tofino Configurator 1 1 Navigating the Tofino Configurator The Tofino Configurator is designed to look and operate just like Windows Explorer which you use to navigate files and folders on your computer Being familiar with basic Windows functionality enables you to start using the Tofino Configurator immediately The main view is divided into two sections 1 Project Explorer view Tofino SAs Asset Templates Assets Protocols and Special Rules are listed in a tree format similar to the way that files are displayed in Windows Explorer Any object in the Project Explorer view can be clicked to display its information in the Details view Clicking the root folder will display a table of defined objects of that type For example clicking the Assets folder will display a table listing the assets defined in the project 2 Details view The details of what is selected in the Project Explorer view display here This is where you can edit particular values for
86. imilar assets quickly You can also copy and paste an asset or asset template into the Assets folder to create an asset However this does not run the wizard To make the asset unique you need to edit the details manually 6 2 1 Creating an Asset from Scratch Creating an asset involves defining its general information communication parameters and rule profiles You can create as many assets as needed for your project When working with multiple assets you may want to organize them in folders Use the New Folder feature in the toolbar to create the folder hierarchy In the Project Explorer view expand Assets and click the folder where you want the new asset to reside To create the asset at the top level click Assets Click New Asset in the toolbar Alternately open the New menu in the toolbar and click Asset The New Asset wizard opens Tofino Configurator 5O Release V2 00 05 2014 Assets 6 2 Creating Assets Asset Create a new asset Name Type Computer Description Manufacturer Model General Location Specific Location Asset Tag Cancel Enter a name for this asset and select its type Complete the remaining fields to identify the asset optional Click Next Enter an IP address and or a MAC address for this asset This information will be used by the Tofino Configurator when creating firewall rules for this asset O Click Finish The new asset appears in the spec
87. ino SA Tofino Configurator Release V2 00 05 2014 141 Reference Field Descriptions 15 1 Tofino SA Fields Communications The Communications section displays the chosen method of communication for the selected Tofino SA You can specify whether you want to transfer configuration data to the Tofino SA device over the network or with a USB device If you do not have a license for the NetConnect LSM choose USB Only The Contact Assets list displays the assets the Tofino Configurator will use to communicate with the Tofino SA in the field A Tofino SA doesn t have its own IP address The Tofino Configurator uses a contact asset s address in order to contact and communicate send packets to the Tofino SA Each Tofino SA in your project maintains a list of contact assets These assets can be one of three types The IP address of a contact asset found with the Discovery function A specific IP address Anexisting asset You can add any number of assets to this list but each one needs to be on the other side of the Tofino SA from the Tofino Configurator The Tofino Configurator will attempt to establish communication with the Tofino SA using the first asset in the list and then move onto the next until a successful connection is established Use the arrow buttons to the right of the list to reorder the assets Loadable Security Modules LSMs The Loadable Security Modules LSMs section displays the LSMs active for the selected T
88. ity To enable Windows users without Administrator permissions to use the application perform the following additional steps By default the Tofino Configurator preferences and audit log files are located in C ProgramData Tofino Security Tofino Configurator Non administrator users need permission to write to this location Using Windows security allow Write access to this folder You can choose to relocate the audit log file to a write accessible location see Customizing Program Settings and Preferences but you cannot move the preferences file L To give non administrator users full access to a Tofino Configurator project save the project file tpf to a folder that allows them Administrator or Read Write access To limit their functionality in a project save the project file to a folder that allows them Read Only access See Managing User Logging Access and Privileges If you plan to use the NetConnect Loadable Security Module LSM you need to create firewall exceptions to open ports for both the TCP and UDP protocols Tofino s defined port is 6689 Register the Tofino Configurator in the Tofino Customer Portal Tofino Configurator 20 Release V2 00 05 2014 Installing Your Tofino Configurator 3 1 Running the Tofino Configurator Installer http www tofinosecurity com licensing Tofino Configurator Release V2 00 05 2014 21 Installing Your Tofino Configurator 22 3 1 Running the Tofino Configurat
89. ject Note If you leave both check boxes empty all users will be able to access the information in the tpf project file To restrict access to the project file you select the License Activation Key option When selected the project file will open exclusively on a machine with a matching License Activation Key You can disable this option when you need to share the project file with technical support or a person in your company who is running a different copy of the Tofino Configurator Click Next L Set an optional administrator password Select the Use Administrator Password check box then complete the Password and Confirm Password fields Administrator Password Specify the project Administrator Password Use Administrator Password Password Confirm Password Password Strength IMPORTANT You cannot use the administrator password to recover a lost project password Use the administrator password featur cco nt specific changes to piai e When set the administrator password will be required to move the project file or change the project protection settings Create a password that is at least 6 characters long and includes uppercase lowercase and special characters Click Finish The project is created but has not yet been saved Click the Save icon in the toolbar The standard Windows Save As dialog box opens Select a location on your computer to store the project file and enter a name for the project T
90. k and helps create rules appropriate for that type of device Network Assets Network assets are a virtual representation of the devices contained ina specific network or subnetwork When you define an asset to be a network the Tofino Configurator assumes it is a collection of devices on your network that belong to a group of IP addresses known as a subnet Thus if you use a network asset in a rule the Tofino Configurator helps create rules that allow or deny traffic from that range of addresses Tofino Configurator Release V2 00 05 2014 43 Assets 44 Broadcast and Multicast Assets In most networks there are messages that are sent to a general address and are expected to be received by everyone on the network These are called Broadcast and Multicast messages The Tofino Configurator has special assets designed to handle these types of messages Broadcast This asset represents an address that is used for IP broadcasts Broadcast packets which are a normal part of network operation are transmitted by a device to a broadcast address that many devices listen to For example IP networks use broadcasts to resolve network addresses using Address Resolution Protocol ARP The exact broadcast address is dependent on the subnet defined for a given network If the node address is 192 168 1 1 the broadcast address might be 192 168 1 255 depending on the subnet of the node This type of asset is required if you wish to provide broadcast fil
91. late View and edit the asset template s details Delete the asset template The templates that you create appear in the Project Explorer view in the Asset Templates folder You can create a folder hierarchy to organize your templates Use the New Folder feature in the toolbar to create folders You can create a template in a specific folder or you can use the Cut and Paste actions in the toolbar to relocate templates some templates are factory defined and cannot be cut or deleted Tofino Configurator Release V2 00 05 2014 45 Assets 6 1 Asset Templates 6 1 1 Creating an Asset Template Create as many asset templates in a project as you need to simplify the process of creating assets When you have several assets that are similar it will save time to create a template containing the common information and then use that to create your assets You can create rule profiles for asset templates When you create a template you can specify the protocols that this type of asset typically uses along with how you want those protocols managed The New Firewall Rule Wizard can use this information to automatically create rules for the assets created from this template For more information see Rule Profiles Tofino Configurator 46 Release V2 00 05 2014 Assets 6 1 Asset Templates Note To add rule profiles to preloaded templates first make a copy of the template and then add the rule profiles Click Asset Templates in the
92. lication It dynamically opens the TCP ports that are required for each connection and between the specific OPC client and server that created the connection It s simple to use no configuration changes are required on the OPC clients and servers and offers superior security over what can be achieved with conventional firewall or tunneler solutions Tofino Configurator Release V2 00 05 2014 15 Firewall Rules 7 2 Deep Packet Inspection Firewalls Note To create and apply an OPC Classic Enforcer rule the OPC Classic Enforcer LSM needs to be licensed for activation in your Tofino SA Without a license for the LSM you can create trial Enforcer rules in the Tofino Configurator however you will be unable to load them into the Tofino SA LI E 76 Open the General settings page for the Tofino SA you are configuring Check that the Firewall LSM and OPC Classic Enforcer LSM options are selected in the Loadable Security Modules list Open the Firewall settings page and click Create Rule Work through the New Firewall Rule Wizard to define a firewall rule with the following settings On the Rule Type page select Standard rule Click Next On the Assets page create a firewall rule between two assets Set the direction to Bidirectional to allow OPC callbacks from servers Click Next On the Protocol page expand the Common Industrial folder and select OPC Classic In the Permission section select Enforce
93. lick Browse Locate and select the object file O Click Finish Tofino Configurator Release V2 00 05 2014 115 Advanced Topic Importing Templates and Security Profiles ri e H e Project Explorer import 4 S Fort Sask Control Network B Tofino SAs gt Asset Templates GE Assets G Protocols E Special Rules Select a y Import one or more special rules into the active project l Select an import source type filter text E Asset Templates Protocols 9 Security Profile A Special Rules Special Rule Import From File C Desktop securityProfile tsp Import one or more special rules into the active project 116 eat Tofino Configurator Release V2 00 05 2014 Advanced Topic How Automatic Rule Generation Works 12 Advanced Topic How Automatic Rule Generation Works The Tofino Configurator offers the ability to automatically generate rules based on the rule profiles associated with a given asset For example if a workstation uses the protocol HTTP as a client i e it initiates the communications to an HTTP server the New Firewall Rule Wizard can use this information to automatically create HTTP rules for the asset to allow it to talk to the server When the option to automatically generate rules is selected the Tofino Configurator will perform a series of checks based on the rule profiles of the assets selected earlier in t
94. lly reorder the rules by selecting a rule and clicking Move Up and Move Down in the toolbar Tofino Configurator Release V2 00 05 2014 60 Firewall Rules ep Create Rule 4 Move Up 4b Move Down FS_TSA_001 Fire Move Up Rule Table The firewall rules configured for this Tofino SA Asset W Any Ww Any v ed FS_HML001 v Fs_HML001 W Any W Any v e Fs_HML011 Interface FS HMI Network FS HMI Network FS HMI Network FS HMI Network FS HMI Network FS HMI Network FS HMI Network Direction Asset Any MQ FS_PLC_001 FS PLC_001 MQ FS_PLC_001 MQ FS_PLC_001 MQ FS_PLC_001 MQ FS_PLC_011 Interface FS Contro FS Contro FS Contro FS Contro FS Contro FS Contro FS Contro Protocol fi ARP p DHCP BOOTP MODBUS TCP dp HTTP lt none gt lt none gt OPC Classic Permission Allow Allow Enforcer Allow 5 Deny Deny Enforcer v ed Fs_HMI_012 FS HMI Network MQ FS_PLC_011 FS Contro EtherNet IP CIP Enforcer LEITILLLIT r Keep in mind that the first rule in the Tofino SA that matches is applied to the packet not the rule that is the most appropriate match Based on this set the more specific rules at the top of the list followed by the more general rules This helps to prevent a general rule being matched before hitting a more specific rule There are certain exceptions to this strategy for example rules using
95. low p ICMP Ping Only Standard Allow Ap HTTP Standard Allow els Add Rule Profile L Update the fields in the General and Communications sections Note Generally you will not complete the Communications section A user will add these details when creating a specific asset from this template Tofino Configurator Release V2 00 05 2014 55 Assets 6 3 Editing an Asset or an Asset Template In the Rule Profiles table click the cell you want to edit and make the necessary change in the table Depending on the cell selected you will be able to Change the state of a check box Select an entry in a list Open a dialog box and select from a list of appropriate values Enter text To delete a rule profile select it in the table and click the Remove button x beneath the table L On the General and Enforcer tabs in the Rule Details section update the settings as necessary for the currently selected rule profile L Click the Save icon in the toolbar see the reference section Asset and Asset Template Fields for a detailed description of the fields on this page Tofino Configurator 56 Release V2 00 05 2014 Assets 6 4 Creating an Asset Template from an Existing Asset 6 4 Creating an Asset Template from an Existing Asset You may find yourself in the situation where you need to create several assets that are similar to one you already have in your project You can create an asset template from that exis
96. low them to change either the project file permissions or file locations Refer to the Windows documentation for details on setting user permissions Tofino Configurator Release V2 00 05 2014 127 Advanced Topic Tofino Configurator 13 3 Customizing Program Settings settings and Preferences 13 3 Customizing Program Settings and Preferences The Preferences command allows you to view and edit preferences that are not project specific LI Open the Preferences menu and click Preferences The Preferences dialog box opens There are three categories listed in the side panel Audit Help Project Audit Preferences The Audit page allows you to set the maximum size of the audit file and specify where it is stored LO Click Audit in the side panel type filter text Audit v v Audit T Hel NOTE An application restart is required for these changes to take effect eip Project s deui v Log audit events to file Maximum audit log file size in bytes 10485760 Audit log file location C ProgramData T ofir Browse Restore Defaults Apply a See Click the Log audit events to file check box to enable logging Specify the maximum size of the log file in bytes Click Browse and select where you want to store the log files Click Apply to save the settings Tofino Configurator 128 Release V2 00 05 2014 Advanced Topic Tofino Configurator 13 3 Customizing Program S
97. matching the rule will be logged Conversely if you uncheck the Log option on arule no log events will be created for packets matching this rule Acommon use for this option is to help prevent nuisance alarms when blocking broadcast traffic Details A short form summary of special rule profile details such as RO for Modbus Read Only Description This field is available as a convenience so the controls engineer can add a comment about the rule profiles Tofino Configurator Release V2 00 05 2014 Troubleshooting 16 Troubleshooting The topics in the Troubleshooting chapter address common questions that may arise while using the Tofino Configurator Tofino Configurator Release V2 00 05 2014 147 Troubleshooting 16 1 Tofino SA Diagnostics 16 1 Tofino SA Diagnostics The Tofino SA has the capability to save diagnostics files to a USB storage device for troubleshooting purposes You can view these files with a standard text editor or send them to technical support for analysis To create these files you need to perform a USB Save Power on the Tofino SA for at least one minute Insert the USB storage device into the USB port L Press the Save Load Reset button once The Save Load LED will illuminate in green After a few seconds the Mode Save Load and Reset LEDs will flash in green in a left to right sequence to indicate the USB Save is in progress If you have a Tofino SA 220 pressing the Save Load Reset button do
98. meout Select the General tab Set rate and burst limits as required Select the Enforcer tab and configure the rule as follows To have the Tofino SA check that the connection establishment messages are properly formed and follow the RPC specification select Sanity Check To have the Tofino SA check to see if the connection establishment messages have been fragmented select Fragment Check Set the Connection Timeout in seconds This is the amount of time the Tofino SA will wait for an OPC connection after a port has been requested To have the Tofino SA wait indefinitely select the Never Timeout check box Rather than performing a DCOM object request each time they connect to an object some OPC clients perform the object request solely on the first connection They then re use the same TCP port number without performing a new object request on subsequent connections to that OPC data object Use the Never Timeout option so that the firewall doesn t drop subsequent connections Click the Save icon in the toolbar L LI Tofino Configurator Release V2 00 05 2014 Uf Firewall Rules 7 2 Deep Packet Inspection Firewalls 7 2 3 Creating an EtherNet IP Enforcer Rule The EtherNet IP Enforcer LSM is an advanced Deep Packet Inspection firewall for the EtherNet IP protocol It is specifically designed to help secure CIP explicit messaging network traffic It allows you to filter traffic based on specific CIP
99. ndations 153 16 4 Factory Resetting Your Tofino SA 159 16 5 Special Rules 156 16 5 1 Tofino Rapid Network Recovery 156 17 Glossary 159 A Further Support 163 Tofino Configurator Release V2 00 05 2014 5 Contents Tofino Configurator 6 Release V2 00 05 2014 About this Manual About this Manual The Tofino Configurator User Manual contains the information you need to start operating the Tofino Configurator It takes you from installation through to configuring your Tofino Security Appliances This manual contains a device description safety instructions a description of the display and the other information that you need to install and operate the program The Tofino Configurator User Manual requires you to be familiar with the Tofino Firewall Installation Manual Maintenance Tofino Security are continually working on improving and developing their software Check regularly whether there is an updated version of the software that provides you with additional benefits You find information and software downloads on the Tofino Security product pages on the Internet www tofinosecurity com Tofino Configurator Release V2 00 05 2014 T About this Manual Tofino Configurator 8 Release V2 00 05 2014 Key Key The designations used in this manual have the following meanings List L Work step Subheading Link Cross reference with link Note A note emphasizes an important fact or draws your attention to a dependency Cour
100. ng Your Tofino SA 14 2 Upgrading via USB 14 2 Upgrading via USB Upgrade a Tofino SA to the latest software version using the firmware update software provided The firmware update files are contained on your Tofino Configurator Installer CD You will use a USB storage device to load these files to the Tofino SA The USB device needs to be empty before you begin this task L L Place the upgrade files on a suitable USB storage device Follow the steps described in Loading Your Tofino SA via USB Once the USB Load is complete confirm that it was successful by performing a USB verification as described in Verifying a Tofino SA Configuration The Verification Results dialog box lets you know the verification is complete It indicates the upgrade was successful or lists any errors encountered Click OK to close this window Note The purpose of firmware updates is to bring previously purchased Tofino SAs to the latest software level This update does not enable or license new LSMs on Tofino SA hardware To activate new LSMs see Adding LSM Licenses Tofino Configurator Release V2 00 05 2014 135 Upgrading Your Tofino SA 14 2 Upgrading via USB Tofino Configurator 136 Release V2 00 05 2014 Reference Field Descriptions 15 Reference Field Descriptions The topics in this section provide detailed field descriptions to help you edit and maintain your project Tofino Configurator Release V2 00 05 2014
101. oaded into the correct Tofino SA Enter it accurately If you don t know the Tofino ID of your appliance you can enter a temporary ID of 00 00 00 00 00 XxX where XX is any two digit number This lets you configure the Tofino SA without the actual ID number However you will receive a message indicating that you need to enter a correct Tofino ID in order to apply the configuration to a Tofino SA Name Insert a name or identifier that uniquely identifies the Tofino SA e g Jasper Pump Station Tofino or JP TFN 001 Each Tofino SA needs to have a unique name for clarity and ease of deployment Tofino Configurator Release V2 00 05 2014 Reference Field Descriptions 15 1 Tofino SA Fields Description A text field that can be used to describe the function of this Tofino SA General Location A text field for reference Specific Location A text field for reference NTP Time Sync A check box indicating the Tofino SA uses Network Time Protocol messages to calibrate its internal clock When selected the Tofino SA will intercept NTP packets that pass through it and calibrate its clock to the information in the packet This applies a more accurate timestamp to messages in log files When not selected the Tofino SA time will be set when information is loaded to the appliance via a USB device or over the network Network Interfaces The Network Interfaces section displays the network interface settings for the selected Tofino SA Net 1 Name
102. objects or services and the validity of the EtherNet IP messages To perform EtherNet IP deep packet inspection on CIP application protocols select the Enforcer option on the firewall rules Deep packet inspection is performed exclusively on CIP messages Note To create and apply an EtherNet IP Enforcer rule the EtherNet IP Enforcer LSM needs to be licensed for activation in your Tofino SA Without a license for the LSM you can create trial Enforcer rules in the Tofino Configurator however you will be unable to load them into the Tofino SA some control products such as PLC5 and MicroLogix PLC use protocols other than CIP for EtherNet IP communications You can enable non CIP messages to pass through the firewall without deep packet inspection A CAUTION LOSS OF COMMUNICATION OR PROCESS VIEW If you want to allow non CIP EtherNet IP messages to pass through the firewall without deep packet inspection select the Allow option on any firewall rules that apply to the EtherNet IP protocol L Before deploying the firewall test your settings by sending both CIP and non CIP messages and verify that your blocking protocol is correct Failure to follow these instructions can result in injury or equipment damage Tofino Configurator 78 Release V2 00 05 2014 Firewall Rules 7 2 Deep Packet Inspection Firewalls The EtherNet IP Enforcer secures CIP Class 3 explicit messages Enforcer firewall rules do not process CIP class 1 impli
103. ofino SA 142 A key icon to the left of the LSM indicates that the Tofino SA is licensed to use that LSM If not licensed you can select the LSM in this list and then create firewall rules that use the selected unlicensed LSM However if you do this you need to purchase a license for that LSM to successfully apply the Tofino SA configuration to the Tofino SA device Tofino Configurator Release V2 00 05 2014 Reference Field Descriptions 15 2 Asset and Asset Template Fields 15 2 Asset and Asset Template Fields J FS_HMI_001 General Communications The general settings for this asset The communication settings for this asset Name FS_HMI001 IP Address 192 168 1 Type I Computer Subnet Mask 255 255 255 Description Main Pump Station HMI 1 MAC Address 00 00 00 00 Manufacturer Schneider Model CitectSCADA General Location Main Pump Station Control Room Specific Location Right Desk Asset Tag 675849 23 Rule Profiles The rule profiles associated with this asset Protocol Type Server Client Permission Log Details Description MODBUS TCP Standard Allow 4 DHCP BOOTP Standard Allow p ICMP Ping Only Standard Allow 4p HTTP Standard Allow els Add Rule Profile General The General section contains the basic settings for an asset Name The name or identifier that uniquely identifies the asset e g Jasper Pump Station PLC or JP PLC 001 Each asset needs to have a unique name
104. ollowing On the first press the S indicator will be illuminated on the second press the g L indicator will be illuminated and on the third press the V 24 R indicator will be illuminated After a few seconds the Tofino SA will start its factory reset sequence The af S f L V 24 R Mode and Fault indicators will flash simultaneously while the factory reset is being performed Once the factory reset is complete the LEDs will turn off This indicates that the Tofino SA is passive and passing traffic without filtering If the Mode LED is green either flashing or solid repeat this task If the LEDs are different than described in this task contact technical support 155 Troubleshooting 16 5 Special Rules 16 5 Special Rules Special Rules are highly complex rules that go beyond simple allow or deny For example a Special Rule could be used to block a subset of a particular type of traffic They often have specific permission protocol and direction attributes embedded within them Your can view the available Special Rules in the Special Rules folder in the Project Explorer view You use special rules solely in exceptional cases 16 5 1 Tofino Rapid Network Recovery Tofino Security Appliances are often utilized in networks that have high availability requirements Therefore these networks use redundancy protocols such as the RSTP Rapid Spanning Tree Protocol or other comparable protocols to achieve redundant connec
105. on fields to the default values click Reset The progress of the scan displays in the Results section There are five States Ready The scan is configured but has not been started scanning The scan is in progress Complete The entire address range has been scanned Paused The user has paused the scan Rescanning The entire address range has been scanned at least once and is being scanned again This state relates to the Continuous scan feature The Iteration value indicates how many times the range has been scanned As devices are discovered they appear in the Project Explorer view at the specified location The General settings page is populated with basic device information Tofino ID Name and Hardware Type A network connection is automatically attempted and if successful provides additional device details Tofino Configurator Release V2 00 05 2014 39 Tofino SAs 5 2 Editing a Tofino SA 5 2 Editing a Tofino SA selecting or expanding a Tofino SA in the Project Explorer view displays links that let you navigate to pages where you can edit the device configuration The configuration and setting options available for a Tofino SA will depend on its associated LSMs Typically the available settings include General settings Configure the general settings for the selected Tofino SA This includes general information communication parameters and LSM selection Event Logger LSM settings Configure alarm and event logging
106. or Installer Tofino Configurator Release V2 00 05 2014 Projects 4 Projects The Tofino Configurator uses project files to coordinate one or more Tofino SAs that are being used for a common facility or project Each project file contains the configurations of the Tofino SAs it is managing along with other information such as network assets and common protocols When you start the Tofino Configurator you will be asked if you would like to Create a new project see Creating a New Project on page 25 Open an existing project Tofino Configurator Project Selection Create a new project or open an existing project i Create New Project amp Open Project LJ C Users kom08261 Desktop Fort Sask Control Network v9 tpf Ld C Users kxm08261 Desktop ABC Environemtnal Project tpf LJ C Users kxm08261 Desktop Northern Area Network Systems tpf Set this as the default project and do not ask again Once you create a project file that file will be visible for you to open from the start up screen The last five projects opened display here You can set a specific project file as the default project so that it automatically opens every time you start the Tofino Configurator After you do this the start up screen will no longer appear You set and clear the default project with the Preferences feature see Customizing Program Settings and Preferences on page 128 Once you load a project file you can view the p
107. or commands related to the content that is currently being worked on The commands that appear here change depending on the type of object selected in the Project Explorer view 3 Help and Configuration commands This section appears at the far right of the toolbar and is for Audit Logs Viewing and managing the audit system Preferences Setting configurations such as the location of the audit file Licensing Managing your Tofino Configurator and LSM licenses Help Displaying the online help and Tofino Configurator product information Tofino Configurator Release V2 00 05 2014 13 Introducing the Tofino Configurator 1 1 Navigating the Tofino Configurator Tofino Configurator 14 Release V2 00 05 2014 Nine Steps to a Secure Control system 2 Nine Steps to a Secure Control System The Tofino Configurator was designed to make the installation of security firewalls in an industrial control system as simple as possible The following nine steps describe how to install and configure your Tofino Industrial security Solution Install Tofino Create Define Configurator Project Tofino SAs Define Firewall Rules Define Assets Configure Event Logger Install Tofino Hardware Apply Verify Configuration Configuration Tofino Configurator Release V2 00 05 2014 15 Nine Steps to a Secure Control system 2 a ee Install the Tofino Configurator on your computer Create a project Define the Tofino SAs for your
108. p EtherNet IP CIP Implicit Msg Enable Logging 4 FF i GOOSE Ap ICCP IEC 104 p IEEE 1588 IPv4 fi IEEE 1588 L2 4 MODBUS TCP MODBUS UDP fi MRP OPC Classic OPC UA p OPC UA TLS p PROFINet Common IT amp Vendor Specific Tip Use Shift click to select a range of protocols use Ctrl click to select multiple protocols out of sequence lt Back lext rsh Cancel To create rules manually on the Protocol page expand the folders and select the protocols you want to use for the asset rules Use SHIFT click to select a range of protocols use CTRL click to select multiple protocols out of sequence A rule will be created for each protocol selected L Set the permission This tells the firewall what to do with a packet that matches the rule allow it to pass Allow or stop it from passing Deny The Enforcer option inspects and filters the traffic using Deep Packet Inspection This option is appropriate solely for the Enforcer protocols To create a log each time the rule is triggered select the Enable Logging check box O Click Finish L Finish configuring the firewall details in the Rule Details section Many firewall rules allow you to adjust advanced settings such as traffic rate limiting Additional settings for the selected rule are displayed in one or more tabs below the rules table The Details column in the rules table displays a summary of these advanced settings
109. packets 716 errors 0 dropped 0 overruns 0 carrier 0 26 collisions 0 txgqueuelen 100 a RX bytes 846 846 0 By TX bytes 95002 92 7 KiB 23 29 unsecured IF Settings 30 Basic reqristers Or MEL PHY Oz T000 7820 0013 Vall Otel 45el1 0005 6001 31 The autonegotiated capability is OleQ 32 The autonegotiated media type is 100baseTx FD 33 Basic mode control register 0x1000 Auto negotiation enabled 34 You have link beat and everything is working OK 35 Your link partner advertised 45el1 Flow control 100baseTx FD 100baseTx 10baseT FD 10baseT w 802 3X flow control 36 End of basic transceiver information 3 38 secured IF Settings 39 Basic registers of MII PHY 1 1000 782d 0013 7all Olel 45e1 0005 COOL 40 The autonegotiated capability is OleQ 41 The autonegotiated media type is 100baseTx FD 42 Basic mode control register 0x1000 Auto negotiation enabled 43 You have link beat and everything is working OK 44 Your link partner advertised 45el Flow control 100baseTx FD 100baseTx 10baseT FD 10baseT w 802 3X flow control 45 Bind Of Dasic Lransceiver 1nformation 46 47 48 Memory 49 total used free shared buffers cached 50 Mem 62952 choy 45000 O 140 9060 51 buffers cache So A 54200 52 Swap O O O se e SS a6 SS SS SS SS SS SS SS SS SS SS SS ee SS eS Se See S 54 MemTotal 62952 KB 55 MemFree 44992 kB 56 Burrers 140 kB 57 Cached 9060 kB 58 SwapCached O kB 59 ACTIVE 9288 kB 60 Inactive 1996 kB
110. plays in the title bar above the rule table Tofino Configurator Release V2 00 05 2014 61 Firewall Rules ep Create Rule Rule Table Asset Ww Any v Fs_HMIL001 v E Fs_HMI001 wW Any w Any v Fs HML011 v Fs_HMIL012 The firewall rules configured for this Tofino SA Interface FS HMI Network FS HMI Network FS HMI Network FS HMI Network FS HMI Network FS HMI Network FS HMI Network Direction s s gt Asset MQ Fs_PLC_001 MQ FS_PLC_001 MQ FS_PLC_001 MQ FS_PLC_001 MQ FS_PLC_001 MQ FS_PLC_011 MQ FS_PLC_011 Firewall Rate Limiting Interface FS Contro FS Contro FS Contro FS Contro FS Contro FS Contro FS Contro Protocol p DHCP BOOTP MODBUS TCP Sy HTTP lt none gt lt none gt h OPC Classic p EtherNet IP CIP X Help Permission Allow gt Enforcer Allow Deny 5 Deny Enforcer Enforcer 4 FS_TSA_001 Firewall No ARP rule exists IP traffic will not be allowed without ARP Click here to create the default ARP rule Log Type NUNS OO Stand Stand Stand k AA ee Stand Stand The Rate Limit fields are advanced settings that are available for firewall rules These define the rate at which packets that have met the other criteria for a given rule are allowed through the firewall The rate limiting uses a token bucket filter algorithm with three settings Rate Limit
111. program prompts you to enter the password Type the project password and click OK Tofino Configurator Release V2 00 05 2014 Projects 4 3 Editing Project Details 4 3 Editing Project Details You can view and edit the details of the project you currently have open in the Tofino Configurator You can also change the protection settings and passwords Click the project name in the Project Explorer view The details for the current project display iy H m Project Explorer i gt Fort Sask Control Network l Fort Sask Control Network G Tofino SAs E Asset Templates E Assets G Protocols Project Details Getting Started Details specific to this project file Work through these steps to set up your project Fort Sask Control Network 1 j Define the Tofino SAs Define a Tofino SA for each C Users kxm08261 Desktop Fort Sask Control physical device in the field You can create a new Tofino SA from scratch or discover devices already configured on the Project Name Project File E Special Rules Project Revision 17 OxF5D2 Creator Ericbyres Last Modified By kxm08261 Company Fort Sask Pipeline Co Project Protection The protection method for this project License Activation Key Password Change Password network You will transfer the configurations from the Tofino Configurator to the actual Tofino SAs installed on your network Click Tofino SAs in the Project Explorer view L
112. r Note If you select Allow or Deny as the permission setting the Tofino SA will allow or block the OPC traffic between the two assets accordingly without reference to the OPC Enforcer Click Finish The Tofino Configurator creates the Enforcer firewall rule and adds it to the table Configure the firewall settings in the Rule Details section at the bottom of the page Tofino Configurator Release V2 00 05 2014 Firewall Rules 7 2 Deep Packet Inspection Firewalls FS_TSA_001 Firewall Rule Table The firewall rules configured for this Tofino SA Asset Interface Direction Asset Interface Protocol Permission Log Type Details Description Any FS HMIN Any FS Contro ff ARP Allow Standard Default rule to allow all ARP traffic ARP is n Any FS HMIN MQ FS_PLC_001 FS Contro p DHCP BOOTP Allow Standard FS_HMI_001 FS HMI N W FS_PLC_001 FS Contro MODBUS TCP Enforcer Standard ID FC Non FS_HMI_001 FS HMI N MQ FS_PLC_001 FS Contro 4 HTTP Allow Standard Any FS HMI N MQ FS_PLC_001 FS Contro lt none gt Deny Schn Any FS HMI N MQ FS_PLC_001 FS Contro lt none gt Deny Pr Schn FS_HMI_011 FS HMI N W FS_PLC_011 FS Contro OPC Classic Enforcer Standard timeout 5 s K K K K NNN Rule Details Additional options for the selected firewall rule General Enforcer Sanity Check v Fragment Check v Connection Timeout 5 Never Ti
113. r non IP protocols such as GOOSE then enter a MAC address Rule Profiles When you create an asset you can also specify the protocols that this asset typically uses along with how you want those protocols managed For example you can specify whether the asset uses a protocol as a client i e it initiates the communications or as a server i e it responds to requests from clients The New Firewall Rule Wizard can use this information to automatically create rules for the asset For more information on how rule profiles are used in automatic rule generation see Advanced Topic How Automatic Rule Generation Works Tofino Configurator 144 Release V2 00 05 2014 Reference Field Descriptions 15 2 Asset and Asset Template Fields The Rule Profiles section contains a table that lists the rule profiles associated with an asset You can set the following options for any rule profile Protocol A list of protocols that this asset can use for network communications Note If you select an application layer protocol such as Modbus or HTTP lower layer protocols such as Ethernet TCP and IP are automatically included Type The type of protocol Standard firewall rules are designed to allow or deny specific protocols passing through the firewall Special Rules are highly complex rules that go beyond simple allow or deny For more information see Creating Firewall Rules server Selecting this check box indicates tha
114. r or equal priority being recorded The default setting is 5 The following table shows the options available in the Lowest Priority Logged Tofino Configurator Release V2 00 05 2014 89 Event Logging 8 1 Setting up the Event Logger Lowest Priority Message to be Logged Emergency system is unusable Alert action must be taken immediately Critical critical conditions Error error conditions Warning warning conditions Notice normal but significant condition Informational informational messages Debug debug level messages NI O or B G RN O Table 1 Lowest Priority Message to be Logged setting options for the Event Logger The following table shows the priority settings for a selection of event logs generated by the Tofino SA Event Type Syslog Level Network Interface Up Down 1 Power Failure or Power Recovery 1 TC Configuration Load Successful 2 Tofino Mode Change 2 Firewall Packet Allow Deny 3 Modbus Enforcer Allow Deny 3 EtherNet IP Enforcer Allow Deny 3 Table 2 Event Log Priority Settings To record when packets are denied by the Firewall and Enforcer modules set the Lowest Priority Logged value to 3 or higher L Click the Save icon in the toolbar Tofino Configurator 90 Release V2 00 05 2014 Event Logging 8 1 Setting up the Event Logger Note Keep in mind that the Tofino SA does not require an IP address to communicate to a remote syslog server The Tofino SA uses special stealth technology
115. roject details and protection information This includes the project name the name and location of the project file on the computer the revision number of the project the users who created and last modified the project file the company name the project protection settings and the administrator protection setting Tofino Configurator Release V2 00 05 2014 23 Projects liye H as Project Explorer t Fort Sask Control Network E Tofino SAs 2 Asset Templates Assets E Protocols Special Rules E Fort Sask Control Network Project Details Details specific to this project file Project Name Fort Sask Control Network Project File C Users kxm08261 Desktop Fort Sask Control Project Revision 17 OxF5D2 Creator Ericbyres Last Modified By kxm08261 _ Company Fort Sask Pipeline Co Project Protection The protection method for this project License Activation Key Password Administrator Password Administrator protection settings for this project F Use Administrator Password Change Administrator Password Getting Started Work through these steps to set up your project 1 i Define the Tofino SAs Define a Tofino SA for each physical device in the field You can create a new Tofino SA from scratch or discover devices already configured on the network You will transfer the configurations from the Tofino Configurator to the actual Tofino SAs installed on your network
116. rol Rac amp Assets a FS TSA 003 00 00 10 95 EF A2 Operational Unknown Schneider Electric 01 7 01 Jasper Control Rac Protocols FS_TSA_008 00 00 10 95 EF A5 Operational Unknown Schneider Electric 01 7 01 Blue River Con Rac E Special Rules You can create a folder hierarchy to organize your Tofino SAs Use the New Folder feature in the toolbar to create folders You can use the Cut and Paste actions in the toolbar to move the devices Tofino Configurator 34 Release V2 00 05 2014 Tofino SAs 5 1 Defining the Tofino SAs 9 1 1 Creating a New Tofino SA Create as many Tofino SAs in the project as are needed to represent each physical device being installed on the network L Click Tofino SAs in the Project Explorer view and then click New Tofino SA in the toolbar Alternately open the New menu in the toolbar and click Tofino SA The New Tofino SA wizard opens Tofino SA Tofino SA Tofino ID is incomplete or invalid Tofino ID Name New Tofino SA Description General Location Specific Location Mode Test Cancel L Enter the Tofino ID This number is found on the face of the Tofino SA device If you don t know the Tofino ID of your appliance you can enter a temporary ID of 00 00 00 00 00 XxX where XX is any two digit number This lets you configure the Tofino SA without the actual ID number However you will receive a message indicating that you need to enter a correct Tofino I
117. rotocols does not meet your needs In addition to creating a protocol from scratch you can copy and paste an existing protocol to create a new one However this does not run the wizard To make the protocol unique you need to edit the details manually When creating your own protocols you may want to organize them in folders Use the New Folder feature in the toolbar to create the folder hierarchy Inthe Project Explorer view expand Protocols and click the folder where you want the new protocol to reside Click Protocols to create the protocol at the top level Click New Protocol in the toolbar Alternately open the New menu in the toolbar and click Protocol The New Protocol wizard opens Protocol Create a new protocol Name New protocol Description Type fi Ethernet protocol 4p IP protocol 4 UDP TCP protocol O Enter a name and description for the protocol and select the type Click Next On the second page of the wizard you enter specific details for the protocol This page varies depending on the type of protocol selected Tofino Configurator 108 Release V2 00 05 2014 Advanced Topic Protocols 10 1 Creating a Protocol UDP TCP Protocol Create a new UDP TCP protocol Protocol Type UDP V TCP Ports 107 Ports can be entered as a list of ranges separated by commas Example 1 2 5 9 25 Complete the fields as appropriate for your protocol For a detail
118. s Slave The Bidirectional option is not an appropriate selection for the Modbus TCP Enforcer LSM Click Next On the Protocol page expand the Common Industrial folder and select either Modbus TCP or Modbus UDP In the Permission section select Enforcer Note If you select Allow or Deny as the permission setting the Tofino SA will allow or block the Modbus TCP traffic between the two assets accordingly without reference to the Modbus TCP Enforcer Click Finish The Tofino Configurator creates the Enforcer firewall rule and adds it to the table Configure the firewall settings in the Rule Details section at the bottom of the page Tofino Configurator Release V2 00 05 2014 Firewall Rules 7 2 Deep Packet Inspection Firewalls FS TSA _001 Firewall Rule Table The firewall rules configured for this Tofino SA Asset w Any w Any mFS HMI 001 L FS HMI N v e Fs HML001 FS HMI N w Any w Any v GQ Fs HML011 FS HMI N v amp Fs HML012 FS HMIN Interface Direction Asset Interface Protocol Permission FS HMIN Any FS Contro fi ARP Allow FS HMIN MQ FS_PLC_001 FS Contro amp DHCP BOOTP Allow IU FS_PLC_001 FS Contro amp MODBUS TCP Enforcer MQ FS_PLC_001 FS Contro amp HTTP Allow W FS_PLC_001 FS Contro lt none gt Deny MQ Fs_PLC_001 FS Contro lt none gt Deny W FS_PLC_011 FS Contro OPC Classic Enforcer MQ FS_PLC_011 FS Contro h
119. set Management LSM New Asset Discovered at MAC address of O ib 21lia d2 cf with IP address of 192 168 102 110 kernel Tofino System The protected interface has gone down kernel Tofino System The protected interface has recovered 93 Event Logging 94 8 2 Retrieving Log Files Tofino Configurator Release V2 00 05 2014 Applying and Verifying Configurations 9 Applying and Verifying Configurations Once your Tofino SAs are configured in the Tofino Configurator these configurations need to be transferred to the Tofino SAs in the field This is a two step process Transfer the configuration to the Tofino SAs Verify the configuration The Tofino Configurator can communicate with the Tofino SAs in the field in two ways Over the network Via a USB storage device To communicate with a Tofino SA over the network you need a license for the NetConnect Loadable Security Module LSM which you activate for the Tofino SA Tofino Configurator Release V2 00 05 2014 95 Applying and Verifying Configurations 9 1 Applying a Tofino SA Configuration 9 1 Applying a Tofino SA Configuration To configure a Tofino SA in the field you apply the configuration settings in the Tofino Configurator to the matching Tofino SA device The Apply action builds an encrypted configuration that you transfer to the Tofino SA in one of two ways over the network or via a USB storage device When you set up a Tofino SA to communicate over
120. ss The following table details the functionality available in the Tofino Configurator for each level of user permission Functionality View Only Configuration Administration Access Access Access Open Project Yes Yes Yes Save Project No Yes Yes Save As Project No No Yes Read from Tofino SAs Yes Yes Yes Configure Tofino SAs No Yes Yes Change Project LAK or Password No No Yes Change Project File Location No No Yes Change Audit File Settings No No Yes Table 3 Available functionality by user permission level These levels are enforced using a combination of techniques which are described in Managing Access to a Project and Managing User Activity Logging and Privileges within a Project Tofino Configurator Release V2 00 05 2014 123 Advanced Topic Tofino Configurator 13 2 Managing User Logging Access settings and Privileges 13 2 1 Managing Access to a Project The core method to control access to a project is based in the Tofino Configurator protection settings This allows a combination of passwords License Activation Keys LAKs and encryption to help secure the project files The protection settings on the main project page in the Tofino Configurator control who has access to the project five H ps Project Explorer amp Fort Sask Control Network E Tofino SAs Project Details G Asset Templates Details specific to this project file E Assets Project Name Fort Sask Control Network E Protocols Project
121. t the asset acts as a server and responds to requests from clients For example a web server or a Modbus slave device Such as a PLC would be selected as a server Client Selecting this check box indicates that the asset acts as a client and initiates requests to servers For example a web browser or a Modbus client device such as an HMI would be selected as a client Protocols can be set as both client and server on an asset if appropriate For example a computer may contain both web server software and web browser software and thus could be designated as both an HTTP client and an HTTP server Permission What the firewall does with a packet based on the defined rules There are three options Allow The Tofino SA will allow traffic matching the rule to pass Deny The Tofino SA will stop traffic matching the rule from passing Enforcer The Tofino SA will further inspect and filter the traffic using Deep Packet Inspection settings This option is available for protocols such as Modbus and EtherNet IP that have Enforcer LSMs installed Log A check box for setting logging on the rule Tofino Configurator Release V2 00 05 2014 145 Reference Field Descriptions 15 2 Asset and Asset Template Fields 146 Note By default the Tofino SA will log denied packets that do not match any of the rules in the firewall table Similarly if you check the Log option on a rule the permission may be Allow or Deny packets
122. tConnect Loadable Security Module LSM which you activate for the Tofino SA Tofino Configurator Release V2 00 05 2014 133 Upgrading Your Tofino SA 14 1 Upgrading over the Network 14 1 Upgrading over the Network Perform your Tofino SA upgrade over the network when your device is licensed and activated to use the NetConnect LSM L LI In the Project Explorer view click Tofino SAs To open the Tofino SA Update Wizard click Firmware Update in the toolbar Select Tofino SA Select the Tofino SAs you want to update FS_TSA_001 FS_TSA 002 Q FS_TSA_003 2 FS_TSA_008 Check All Uncheck All IU select the Tofino SAs that you want to update and click Next selecting a folder also selects the Tofino SAs within that folder Click Browse Locate and select the tfo upgrade file provided to you Click Finish The Tofino Configurator displays a confirmation dialog box To proceed with the update click Yes The Verification Results dialog box lets you know the verification is complete It indicates the upgrade was successful or lists any errors encountered Click OK to close this window Note The purpose of firmware updates is to bring previously purchased Tofino SAs to the latest software level This update does not enable or license new LSMs on Tofino SA hardware To activate new LSMs see Adding LSM Licenses Tofino Configurator 134 Release V2 00 05 2014 Upgradi
123. tem to detect suspicious patterns of network traffic Internet Protocol The standard protocol used on the Internet that defines the datagram format and a best effort packet delivery service Information Technology The development installation and implementation of business computer systems and their applications Local Area Network A network that interconnects computers in a limited area such as a home office laboratory or factory Lightweight Directory Access Protocol Protocol to access directory services Loadable Security Module Software plug ins providing security services such as Firewall Intrusion detection system IDS and Diagnostics A communications protocol designed by Modicon Incorporated for use with its PLCs A relational database management system RDBMS that runs as a server providing multi user access to a number of databases NetBIOS Extended User Interface An enhanced version of the NetBIOS protocol Network Basic Input Output System A de facto IBM standard for applications to use to communicate over a LAN Network Time Protocol OPC Factory Server Data server software Object Linking and Embedding A precursor to COM allowing applications to share data and manipulate shared data OLE for Process Control A standard based on OLE COM and DCOM for accessing process control information on Microsoft Windows systems A parent node is one that has nodes connected to it known as children Process Control Ne
124. tered is incorrect then the file cannot be decrypted or opened This is a higher level of security as it restricts unauthorized users from viewing or modifying your projects Administrator Password When the Use Administrator Password option is selected the user is unable to make administrative changes to the project file such as changing the Project Protection settings attempting to move the project file to a new location or modifying audit log settings When activated users attempting to make these changes are prompted for the administrative password These three options can be used simultaneously For the highest level of security activate all three options and use different passwords for the Project Protection and the Administrator passwords To help prevent unwanted access to the project file limit the distribution of the Administrator Password Tofino Configurator Release V2 00 05 2014 125 Advanced Topic Tofino Configurator 13 2 Managing User Logging Access settings and Privileges 13 2 2 Managing User Activity Logging and Privileges within a Project User Identification and User Privileges for the Tofino Configurator are based on the Windows Account Management system The Tofino Configurator continuously checks the active account name on the computer running the Tofino Configurator software as well as the Windows access rights to the project file It then uses this information to log user activity and determine whether
125. tering rules in the Firewall LSM Multicast This asset represents an address that is used for IP multicasts Multicast packets are transmitted to a multicast address that a set of devices listen to Typically these are IP addresses in the range between 224 0 0 0 through 239 255 255 255 and depend on the manufacturer of controller hardware the protocols in use and the network configuration For example 239 192 22 121 is often used in EtherNet IP networks while 234 5 6 7 is often used with Fault Tolerant Ethernet Systems This is required if you wish to provide multicast filtering rules in the Firewall LSM Tofino Configurator Release V2 00 05 2014 Assets 6 1 Asset Templates 6 1 Asset Templates An asset template is a tool to help you create multiple assets quickly It contains predefined fields that can be used to rapidly create similar assets For example if you have ten PLCs in your plant that are a similar make and model you can create an asset template or use a pre existing template to represent that type of PLC Then you can quickly generate assets to represent the ten similar PLCs The Tofino Configurator comes with a number of templates preloaded for common automation products You can also import new templates or create templates of your own By selecting a specific asset template in the Project Explorer view you can do the following Create a new asset template Create a folder Create a new asset from the selected temp
126. the TCP ports that are required for each connection and only between the specific OPC client and server that created the connection It also filters traffic based on the validity of the OPC Classic messages screening out messages that have been either deliberately or accidentally malformed EtherNet IP Enforcer LSM The Tofino EtherNet IP Enforcer LSM checks EtherNet IP explicit messages for CIP objects or services and compares them against selected lists of allowed commands This gives you the capability to restrict traffic to data read only data read write or programming messages to PLC and other devices as required for your security strategy It also filters traffic based on the validity of the EtherNet IP messages screening out messages that have been either deliberately or accidentally malformed L Click Finish L The new Tofino SA appears in the Project Explorer view Expand the Tofino SA and click General to display the General settings page See the reference section Tofino SA Fields for a detailed description of the fields on this page Confirm the information for this device is correct Check the Communications section which defaults to Both Network and USB Change this setting as necessary You can specify whether you want to transfer configuration data to the Tofino SA device over the network or with a USB device If you do not have a license for the NetConnect LSM choose USB Only Tofino Configurator
127. the average packet allow rate over the defined time interval Interval the time interval used for the rate limit second minute hour day Burst Limit the maximum initial number of packets allowed To understand how token bucket filtering works picture a bucket of tokens It costs one token for the firewall to forward one packet If the bucket is out of tokens then the firewall will drop packets until there are more tokens in the bucket The number of tokens and thus the number of forwarded packets is controlled by two settings Rate Limit and Burst Limit The Rate Limit is the rate at which the bucket is refilled with tokens The rate limit setting is calculated over an interval set by the user Such as per second or per minute If the rate limit is 50 and the interval is set to seconds then 50 tokens per second will be placed in the bucket and 50 packets per second will be let through the firewall Keep in mind that the bucket is refilled gradually over an interval and not at the start of the interval 62 Tofino Configurator Release V2 00 05 2014 Firewall Rules The Burst Limit is the initial number of tokens in the bucket as well as the maximum number of tokens the bucket can hold In other words this helps to prevent the number of tokens from building up during times of low traffic The firewall will immediately allow through any burst of packets equal to the number of tokens in the bucket Once the buck
128. the installation wizard Work through the pages of the wizard to configure the installation accept the license agreement and activate your license To install the Tofino Configurator you need a Windows user account with Administrator permissions O Run the Tofino Configurator installer from the CD Follow the on screen instructions to install the Tofino Configurator 8 Tofino Configurator Installer bo a Ea Welcome to the installer for the Tofino Configurator This installer will guide you through installation of the Tofino Configurator on your computer To proceed dick Next TOFINO The Tofino Configurator installation wizard walks you through the steps to configure your installation gt Accept the license agreement specify the installation type select a destination folder Add program icons to specific folders Create shortcut icons Click Next and Back to move between the pages of the wizard On the Start Installation page of the wizard review the settings you selected Tofino Configurator 18 Release V2 00 05 2014 Installing Your Tofino Configurator 3 1 Running the Tofino Configurator Installer f Tofino Configurator Installer Start installation View current settings The installer is ready to install Tofino Configurator on your computer Click Next to begin the installation or Back to change the current settings listed below Current settings Destination folder C Program Fil
129. the network you apply the configuration directly to the Tofino SA in the field When you set up a Tofino SA to communicate via USB you apply the configuration to a USB storage device and then transfer the configuration manually to the matching Tofino SA Regardless of how you transfer the configuration you will receive a set of files back from the Tofino SA that you can verify in the Tofino Configurator You can apply a configuration if the following conditions are met The Tofino SA configuration is free of errors The Tofino Configurator is licensed properly and the correct LSM licenses exist to support the LSMs being configured You have write access to the project file Any changes to the project have been saved The write access requirement helps to prevent users without sufficient privileges from modifying Tofino SAs in the field The final requirement reduces the possibility that the configurations being transferred to the Tofino SAs in the field are different from the configurations in the project file To list the Tofino SAs in this project click Tofino SAs in the Project Explorer view Select the Tofino SAs that you want to create configurations for Use SHIFT click to select a range of devices use CTRL click to select multiple devices out of sequence selecting a folder also selects the Tofino SAs within that folder You can create multiple Tofino SA configurations at once If transferring configurations via USB yo
130. ting asset This will then allow you to quickly create the additional assets from the template LI O O L In the Project Explorer view locate the asset you want to use as the basis for an asset template View the details to verify that this is the correct asset In the Project Explorer view right click that asset and click Copy Right click the folder where you want the new asset template to reside and click Paste You can place it in the Asset Templates folder or one of the subfolders The asset appears in the specified location In the Project Explorer view click the new asset template to display its details Make any changes necessary so that it can be used to quickly create assets Click the Save icon in the toolbar Tofino Configurator Release V2 00 05 2014 of Assets 6 5 Deleting an Asset 6 5 Deleting an Asset Delete an asset if it no longer belongs in the current project The assets reside in the Assets folder or in a subfolder In the Project Explorer view locate the asset you want to delete and click it in the tree to select it View the details to verify that this is the correct asset Click the Delete icon in the toolbar If the selected asset is referenced in a firewall rule you will receive a message with three options You can choose to cancel the deletion delete the asset and replace the references to it with its current address or delete the asset and fix the resulting errors later When yo
131. tion Sr ene Confirm that the Tofino SAs that you want to configure are selected in the list Select the method you want to use to transfer the configuration to the Tofino SA Network or USB Drive Note You may be unable to change the transport method specified in this dialog box The Communications section on the General settings page dictates how the Tofino Configurator can communicate with the Tofino SA in the field L When the transport method is set to USB Drive insert a USB device and click Browse Select the location you want to save the configuration to Click the Use as default location check box to save the selected location as the default for the next time you perform this action Tofino Configurator Release V2 00 05 2014 97 Applying and Verifying Configurations 9 1 Applying a Tofino SA Configuration Note You can save the configuration directly to the USB device or you can save it to a location on your computer and transfer it to the USB device at another time The configuration file is saved as a tcf file L Click Finish If you transferred the configuration data over the network the Tofino Configurator displays a results page indicating whether or not the transfer was successful Click OK to close this dialog box When the transfer is successful verification files for each Tofino SA configured will be returned to the Tofino Configurator If you transferred the configuration data to a
132. tion and transmission parameters are negotiated automatically with the switch or device it is attached to Depending on the media type you can also manually set the Ethernet ports to Auto auto negotiate 10baseT HD Twisted pair 10 Mb s half duplex 10baseT FD Twisted pair 10 Mb s full duplex 100baseTX HD Twisted pair 100 Mb s half duplex 100baseTX FD Twisted pair 100 Mb s full duplex 100baseFX HD Fiber 100 Mb s half duplex 100baseFX FD Fiber 100 Mb s full duplex The default value is Auto Status The Status section provides status and version information for the selected Tofino SA Mode You can set the Tofino SA to one of two modes Test The Tofino SA is fully functional and processes traffic but will not drop any network traffic You can use this mode to test if the Tofino SA is correctly configured before you use it to filter control system traffic For more information on using Test mode see Using Tofino Test Mode to Validate Firewall Rules Operational The Tofino SA provides full packet processing and protection Tofino Configurator 140 Release V2 00 05 2014 Reference Field Descriptions 15 1 Tofino SA Fields Configuration Status This is the current status of the actual Tofino SA in the field as determined by the last verification Unconfigured The configuration has either not been loaded onto the Tofino SA or has not been verified Verified
133. tions Many of these protocols detect device faults or media errors based on the loss of the physical network link between adjacent devices e g two Ethernet switches Without further configuration a Tofino SA will not pass link status information from one of its network ports to the other port Therefore it may interrupt or prevent the correct detection of a device or connectivity loss by a redundancy protocol To allow the Tofino SA to forward link status information between its two network ports create a rule in its firewall configuration that has the special rule type Tofino Rapid Network Recovery Note Even with the Tofino Rapid Network Recovery special rule configured each Tofino SA adds a small time span to the overall recovery time of the network Also when a Tofino SA loses the physical link to both of its network ports simultaneously the first network port to be reconnected will experience a short link up before taking down the network link again Tofino Configurator 156 Release V2 00 05 2014 Troubleshooting 16 5 Special Rules When utilizing a Tofino SA with the Tofino Rapid Network Recovery special rule test the network recovery time in your installation prior to commissioning Also check that the redundancy protocol utilized can cope with a possible short link up on one network port of the Tofino SA Tofino Configurator Release V2 00 05 2014 157 Troubleshooting 16 5 Special Rules Tofino Configurator 158 Release
134. to avoid confusion Type The asset type Asset types include Computer Controller Device Network Network Equipment Broadcast Multicast Description A text field describing the function of this asset Manufacturer The make or company that manufactured or sold this asset e g Schneider Electric Tofino Configurator Release V2 00 05 2014 143 Reference Field Descriptions 15 2 Asset and Asset Template Fields Model The model of this asset e g Quantum General Location A text field for reference Specific Location A text field for reference Asset Tag A user defined field for corporate asset tags Communications The Communications section contains the settings related to the Tofino SA s communication settings IP Address This is the IP address of the asset In order for the firewall rules to operate properly check that the address is correct Subnet Mask The subnet mask is used by the Tofino SA in conjunction with the IP address to identify the computers or devices that are part of a local or subnetwork A subnet mask is a 32 bit number that is notated by using four numbers from 0 to 255 separated by periods Typically subnet masks use either 255 or O for each number such as 255 255 255 0 but other numbers can appear in special cases MAC Address This is the Ethernet MAC or physical address of the asset This is an optional field so can be left blank However if you are creating rules fo
135. to communicate without having an IP address The syslog server will see the messages coming from either address 0 0 0 0 or 169 254 2 2 Tofino Configurator Release V2 00 05 2014 91 Event Logging 8 2 Retrieving Log Files 8 2 Retrieving Log Files When the Event Logger is configured to save to the Tofino SA s long term memory you use a USB storage device to retrieve the log files 1 Power on the Tofino SA for at least one minute Insert the USB storage device into the USB port L Press the Save Load Reset button once The Save Load LED will illuminate in green After a few seconds the Mode Save Load and Reset LEDs will flash in green in a left to right sequence to indicate the USB Save is in progress If you have a Tofino SA 220 pressing the Save Load Reset button does the following The S LED will illuminate After a few seconds the three lower LEDs will flash in a left to right sequence to indicate a USB Save is in progress L When the flashing sequence stops remove the USB storage device If the save was successful the Tofino SA LEDs will revert to the state they were in prior to the save action Note For more details on the USB Save function see Transferring Data from Your Tofino SA via USB on page 104 Insert the USB device into a computer Open the storage device to locate and view the file containing the logs The logs will be stored in eventlogger_ lt tofino id gt zip which is compressed When an E
136. tocol Type Internet Protocol IP IP Protocol 2 Tofino Configurator Release V2 00 05 2014 111 Advanced Topic Protocols 10 2 Editing Protocols Ethernet Protocol Project Explorer z fi ARP 4 gt Fort Sask Control Network amp Volts the Protocol Details E Asset Templates The details describing this protocol g Assets Protocol Name ARP 4 4 Protocols Address Resolution Protocol used to translate IP addresses to MAC addresses amp Common Industrial Protocol Type Ethernet ital EtherType 00806 dp Any IP p Any TCP y Any UDP fh ARP p DHCP BOOTP y DNS v Description Tofino Configurator 112 Release V2 00 05 2014 Advanced Topic Protocols 10 3 Deleting a Protocol 10 3 Deleting a Protocol Delete a protocol if you no longer need it in the current project The factory defined protocols cannot be edited cut or deleted In the Project Explorer view click the protocol you want to delete View the details to verify that this is the protocol you want to delete Click the Delete icon in the toolbar If the selected protocol is referenced in a firewall rule you will receive a message with two options You can choose to cancel the deletion or delete the protocol and fix the resulting errors later When you choose to delete the protocol a message prompts you to confirm the action Click OK to proceed Canceling the deletion at this prompt will not reinstate the protocol in any
137. twork A communications network used to transmit instructions and data to control devices and other industrial equipment Programmable Logic Controller A PLC is a small dedicated computer used for controlling industrial machinery and processes A convention or standard that controls or enables the connection communication and data transfer between two computing endpoints In its simplest form a protocol can be defined as the rules governing the syntax semantics and synchronization of communication Protocols may be implemented by hardware software or a combination of the two At the lowest level a protocol defines the behavior of a hardware connection Remote Procedure Call A standard for invoking code residing on another computer across a network Security Appliance An industrially hardened security appliance designed to be installed in front of individual and or networks of HMI DCS PLC or RTU control devices that require protection Supervisory Control And Data Acquisition A system for industrial control consisting of multiple Remote Terminal Units RTUs a communications infrastructure and one or more Control Computers Tofino Configurator Release V2 00 05 2014 Glossary SNMP SQL SSL Syslog TCP TFTP Tofino Configurator Tofino Security Appliance UDP URL USB XML Simple Network Management Protocol A protocol used to manage devices such as routers switches and hosts A database computer lang
138. u can store them on a single USB device Tofino Configurator 96 Release V2 00 05 2014 Applying and Verifying Configurations 9 1 Applying a Tofino SA Mrebkv lis BBS Cj New Folder f New Tofino SA 4 Apply amp Verify 4 Firmware Update a v Hep Project Explorer Tofino SAs i Fort Sask Control Network Name Tofino ID Mode Configuration Stat Type Version Genera l Locat Specific Locat Description Tofino SAs a FS_TSA 001 00 00 10 95 EF A0 Operational Unknown Schneider Electric 01 7 01 Fort Sask Cont Rack1 Main Pump Station Control Firewall 8 Asset Templates FS_TSA_002 00 00 10 95 EF A1 Operational Unknown Schneider Electric 01 7 01 Jasper Control Rack 1 Jasper Pump Station Control Firew amp Assets a FS_TSA_003 00 00 10 95 EF A2 Operational Unknown Schneider Electric 01 7 01 Jasper Control Rack14A Jasper Pump Station Safety System Protocols FS_TSA_008 00 00 10 95 EF A5 Operational Unknown Schneider Electric 01 7 01 Blue River Con Rack14A Blue River Pump Station Control Fi E Special Rules Click Apply in the toolbar The Apply Configuration dialog box opens Apply Configuration Select the Tofino SA s you want to configure and the appropriate transport method for applying the configuration Name Transport Method Restrictions 7 FS_TSA_001 Check All Uncheck All Network USB Drive Location C Users kxm08261 Desktop Use as default loca
139. u choose to delete the asset a message prompts you to confirm the action Click OK to proceed Canceling the deletion at this prompt will not reinstate the asset in any firewall rules from which it was removed Tofino Configurator 58 Release V2 00 05 2014 Firewall Rules 7 Firewall Rules A firewall is a mechanism used to control and monitor traffic between two networks or two portions of the same network to help protect devices on the network It compares the traffic passing through the firewall to a predefined set of rules discarding traffic that does not meet the rule criteria In effect it is a filter that blocks unwanted network traffic and places limitations on the amount and type of communication that occurs between devices or networks in need of protection and other systems such as the corporate network or another portion of a site s control network The Tofino Firewall is a Loadable Security Module LSM that is activated on the Tofino SA to process traffic On its own it is a stateful layer 2 3 and 4 firewall When combined with the Enforcer LSMs it also offers stateful Deep Packet Inspection An Enforcer is an advanced firewall for specific SCADA and ICS protocols It allows you to filter traffic based on high level message content such as the commands and services being used or the memory locations being accessed Enforcers are designed to be add ons to the standard Tofino Firewall LSM There are multiple Enforcers t
140. uage designed for managing data in relational database management systems Secure Socket Layer A de facto standard for encrypted communications created by Netscape Incorporated A standard for logging event messages Transmission Control Protocol A transport level protocol that provides a connection oriented stream service Trivial File Transfer Protocol Configuration software for configuring the Tofino security appliances An industrially hardened security appliance designed to be installed in front of individual and or networks of HMI DCS PLC or RTU control devices that require protection User Datagram Protocol Connectionless network transport protocol Uniform Resource Locator The address of a resource on the Internet Universal Serial Bus a specification to establish communication between devices and a host controller usually personal computers in the context of this document it refers to USB based flash drives used to transfer files eXtensible Markup Language A general purpose markup language for creating special purpose markup languages that are capable of describing many different kinds of data Tofino Configurator Release V2 00 05 2014 161 Glossary Tofino Configurator 162 Release V2 00 05 2014 Further Support A Further Support For technical support licensing manuals and software downloads please contact the Tofino supplier in your area or use our support portal www tofinosecurity com support A
141. ule Generation Works Tofino Configurator 120 Release V2 00 05 2014 Advanced Topic Tofino Configurator settings 13 Advanced Topic Tofino Configurator Settings You can update and customize the following aspects of your Tofino Configurator Licensing see Adding LSM Licenses on page 122 User permissions see Managing User Logging Access and Privileges on page 123 Program settings and preferences see Customizing Program Settings and Preferences on page 128 Tofino Configurator Release V2 00 05 2014 121 Advanced Topic Tofino Configurator 13 1 Adding LSM Licenses settings 13 1 Adding LSM Licenses The Tofino Configurator allows you to manage licenses for the Loadable security Modules LSMs used in the Tofino SAs This is a multi step process that involves exporting a project summary file to the Tofino Customer Portal assigning the desired LSM licenses to the Tofino SAs in your project and creating downloading and importing a license grant file into the project Have your License Activation Key ready To locate the key open the Preferences menu and select Licensing gt View Licenses Record the license key and click Finish to close the dialog box Open the Preferences menu and select Licensing gt Export Project Summary File Name the project summary file and save it to a location on your computer Open your browser and navigate to the Tofino Customer Portal http www tofinosecurity com
142. urator Release V2 00 05 2014 19 Firewall Rules 7 2 Deep Packet Inspection Firewalls Note If you select Allow or Deny the Tofino SA will allow or block the EtherNet IP traffic between the two assets accordingly without reference to the EtherNet IP Enforcer O Click Finish The Tofino Configurator creates the Enforcer firewall rule and adds it to the table Configure the firewall settings in the Rule Details section at the bottom of the page Tofino Configurator Release V2 00 05 2014 80 Firewall Rules 7 2 Deep Packet Inspection Firewalls FS_TSA_001 Firewall Rule Table The firewall rules configured for this Tofino SA Asset Interface Direction Asset Interface Protocol Permission Log Type Details Description Any FS HMIN Any FS Contro h ARP Allow Any FS HMIN MQ FS_PLC_001 FS Contro 4 DHCP BOOTP Allow FS_HMI_001 FS HMI N MQ FS_PLC_001 FS Contro MODBUS TCP Enforcer C3 FS_HMI 001 FS HMI N I Fs_PLC_001 FS Contro 4 HTTP Allow Standard Default rule to allow all ARP traffic ARP is n Standard Standard ID FC Non Standard Ar Schn fr Schn Standard timeout 5 s Standard Any sanity Any FS HMI N W FS_PLC_001 FS Contro a lt none gt Deny Any FS HMIN iQ FS PLC 001 FS Contro lt none gt Deny FS_HMI_011 FS HMI N MQ FS_PLC_011 FS Contro OPC Classic Enforcer FS_HMI_012 FS HMI N geen FS PLC 011 FS Contro ON EtherNet IP
143. ved This field displays lt unsaved gt for new unsaved projects Project Revision The number of the current version of this project along with a specially calculated hash code to reduce the chance of accidental duplication of revision numbers The project revision number is incremented each time the project is saved Creator The user who created the project This is the Windows user name of the person who was logged in when the project was created Tofino Configurator Release V2 00 05 2014 29 Projects 4 3 Editing Project Details LI L LI 30 Last Modified By The user who last saved the project This is the Windows user name of the person who was logged in when the project was last saved Company A user editable company name In the Project Protection section change how you want to restrict access to the project file You can add protection settings remove protection settings and change the current password Click a selected check box to turn off a protection setting Click an empty check box to turn on a protection setting Click Change Password to edit the current project protection password if one is set You will need to enter the current password and then enter and confirm a new password Create a password that is at least 6 characters long and includes uppercase lowercase and special characters Click OK In the Administrator Protection section change the administrator setting To make yourself the project
144. vent Logger file reaches 4 MB in size it is rotated The rotated files are numbered and appear as eventlogger_ lt tofino id gt X zip where X is the number of the file This number increases by 1 each time a new rotated file is created up to 20 rotated files are saved Upon reaching eventlogger_ lt tofino id gt 20 zip the first rotated file eventlogger_ lt tofino id gt 1 zip is removed and eventlogger_ lt tofino id gt 21 Zip is created Extract the files using an extraction tool such as 7 zip Open the log files using a syslog viewer or WordPad The file is more clearly formatted in WordPad Following is an example of a log file opened with WordPad L LI L LI Tofino Configurator 92 Release V2 00 05 2014 Event Logging 8 2 Retrieving Log Files E 00_00_10 73_77_64 eventlogger_logs WordPad File Edit View Insert Format Help u SIS al e S Aug Aug Aug Aug Aug nejml Aug Aaann 16 04 20 18 04 20 18 09 23 16 14 03 16 42 26 18 42 31 00 00 10 73 77 64 00 00 10 73 77 64 00 00 10 73 77 64 00 00 10 73 77 64 00 00 10 73 77 64 00 00 10 73 77 64 Tofino Configurator Release V2 00 05 2014 syslog ng 16805 Syslog connection established fd 7 server AF INET 192 168 102 56 514 local AaF_ INET O 0 0 0 514 syslog ng 16805 syslog ng starting up version 3 0 3 Secure Asset Management LSM New Asset Discovered at MAC address of O 29 d09 d id with IP address of 192 1668 102 45 Secure As
145. w location on your computer Open the project you want to duplicate Open the Save menu and click Save As select a location on your computer to store the new project file Edit the filename for the project Click Save PSP ie Jee E lf an administrator password is set for this project then administrator approval is required to save the project to a new location To continue you need the project s administrator password Tofino Configurator 32 Release V2 00 05 2014 Tofino SAs 5 Tofino SAs Tofino Security Appliances referred to as Tofino SAs are the hardware devices installed on your live network They also exist in the Tofino Configurator where you create a Tofino SA to represent each physical device being installed You configure the devices in the Tofino Configurator and then transfer the configuration data to the devices either over the network or with a USB device From the Tofino SAs item in the Project Explorer view you can create edit and delete the configuration data for multiple Tofino SAs contained in a single project By selecting a specific Tofino SA in the Project Explorer view you can do the following Create a new Tofino SA View and edit the Tofino SA configuration Delete a Tofino SA Create a configuration that can be loaded onto a Tofino SA device in the field Verify the configuration that is installed on a Tofino SA Normally you will perform the last two tasks once your Tofino SA is full
146. wall a i Any FS HMI Network U Fs_PLC_o01 FS Contro DHCP BOOTP Allow Stand a Fs TSA 002 v C Fs_HML001 FS HMI Network P I FS_PLC_001 FS Contro h MODBUS TCP Enforcer Stand ID FC N a FS TSA 003 Fs_HMI_001 FS HMI Network MY FS_PLC_001 FS Contro p HTTP Allow Stand a ss ash D V Any FSHMINetwork MQ FS_PLC_001 FS Contro lt none gt Deny Vl Se sit Acar Taik v Any FS HMI Network IW FS_PLC_001 FS Contro lt none gt Deny Vl Be Sc a AEEA p v 8 FS_HMLO11 FS HMI Network MQ FS PLC 011 FS Contro OPC Classic Enforcer C Stand timeout spate a FS_HMI_012 FSHMI Network P MQ Fs_PLC_011 FS Contro h EtherNet IP CIP Enforcer V Stand Any san E Protocols y E Special Rules 4 pi j Rule Details Additional options for the selected firewall rule os General Rate Limit second Burst Limit Firewall Rule Order The Tofino SA inspects packets in a sequential manner according to the order that the rules are displayed in the firewall rule table Having the same rules but placing them in a different order can radically alter how the Tofino SA manages traffic When the Tofino SA receives a packet it compares it against the first rule then the second then the third and so on When it finds a rule that matches it stops checking and applies that rule If the packet goes through each rule without finding a match then that packet is denied You can manua
147. y configured After defining a Tofino SA in the project you may also need to configure event logging and define firewall rules The Discovery item in the Project Explorer view lets you search for existing Tofino SAs already configured on your network Tofino Configurator Release V2 00 05 2014 33 Tofino SAs 5 1 Defining the Tofino SAs 5 1 Defining the Tofino SAs Within a project you define a Tofino SA for each Tofino SA hardware device that will be installed on your network The two most common ways to define a Tofino SA are Create a new Tofino SA from scratch Discover Tofino SA devices already configured on the network You can also copy and paste a Tofino SA within the same project or across different projects Once you paste the Tofino SA into the project edit the settings as necessary The Tofino SAs you define appear in the Project Explorer view beneath the item Tofino SAs Click this top level item to display the current folder structure and the defined Tofino SAs rive H x my C New Folder gj New Tofino SA 4 Apply amp Verify Firmware Update Project Explorer Tofino SAs 4 l Fort Sask Control Network Name Tofino ID Mode Configuration Stat Type Version General Locat Spe Tofino SAs Fs_TSA_001 00 00 10 95 EF A0 Operational Unknown Schneider Electric 01 7 01 Fort Sask Cont Rac 8 Asset Templates Fs_TSA_002 00 00 10 95 EF A1 Operational Unknown Schneider Electric 01 7 01 Jasper Cont
148. y i e Read Only or Configuration i e Read Write permissions the system administrator should set Windows user permission on either the Tofino Project File tpf or on the folder in which the project file is located The Tofino Configurator then limits access to project functionality to View Only Read Only or Configuration Read Write permissions based on these file or folder permissions For example if a user s account is given read only access to the folder where a project file is stored then the Tofino Configurator will also give the user read only access to project tasks These settings extend beyond basic file management they can keep an unauthorized user from loading a new configuration into the Tofino SA Tofino Configurator 126 Release V2 00 05 2014 Advanced Topic Tofino Configurator 13 2 Managing User Logging Access settings and Privileges The file permissions can be set as follows Locate the folder on your computer where the project file tpf resides This can be on the local computer or a file server L Right click the folder or the project file and select Properties Navigate to the Security tab Set the advanced permissions for a specific user or group Confirm that View Only users are not included in any Windows permission groups that allow Full Control Modify or Write access Also check that View Only users do not have administrative rights in the project or on the computer that would al

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