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3Com® IntelliJack® Switch NJ220

1. 62 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER 8 Type your password in the Password field then click Finish The Upgrade Progress dialog box will appear Upgrade Progress IP Address Status 1 203 90 77 35 Succeed Overall Progress 041 41 failed succeedtotal Exit Viewing Log Files Upgrading the NJ220 Firmware 63 The Central Configuration Manager creates a log file with details of the firmware upgrades configuration operations and alert messages from the IntelliJack This file is in the Central Configurator Log subdirectory under the directory where you installed the IntelliJack configuration software You can the log by selecting Log History from the View menu A window like this will appear Total E logs No time Loa Type 11 54 11 1 Devices lert Num 11 36 11 1 14 55 11 1 14 54 11 1 14 23 10 2 16 32 1072 Upgrade Configure Upgrade Upgrade Upgrade Configure Succeed Succeed Succeed Succeed Succeed Succeed View Detail Delete To view the details of a particular log select it and click Detail If an upgrade or configuration operation fails for some reason a message will appear in the log file Consult the troubleshooting guide on page 65 for more information 64 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER Viewing and Canceling You can select a time and date to send an upgraded firmware image to the Scheduled Firmware
2. Status Cancel The installation utility will create two shortcut icons on the Desktop one for the Local Configuration Manager and one for the Central Configuration Manager You can also launch the programs trom a program group you can access from the Start menu The program group folder is labeled 3Com IntelliJack and can be found under the Programs menu Installing the Web NJ220 IntelliJacks are capable of being discovered and managed through a Configuration standard web browser The Web Configuration Manager lets you access and Manager control IntelliJacks from any Web enabled computer on your network In order to enable the Web Configuration Manager you will need the following e Aservlet compliant web server or stand alone servlet engine e Internet Explorer 6 0 or later Netscape 7 0 or later web browser e NJ220 Installation CD The following instructions assume a scenario where the operating system being used is Microsoft Windows 2000 and the servlet engine is Apache Tomcat Version 4 1 You may have to slightly alter this process if your specific environment is different Note that Apache Tomcat requires Sun Microsystems Java Development Kit JDK 1 4 These are available at no charge from Sun CHAPTER 2 INSTALLING THE CONFIGURATION MANAGERS gt To install the 3Com U NJ Web Configuration Manager on a Windows 2000 computer follow these steps If your machine does not have the Java Development Kit JDK instal
3. e Firmware upgrade e Rate limiting e MAC filtering e 802 1x port security e User configured VLAN IDs for management packets e Port based calendar function About the IntelliJack The following diagram shows the front view of the IntelliJack Switched ports with LEDs Allow up to four devices to be connected to the network A green LED indicates connection status when a device is using a particular port Port number 1 is also a power forwarding port it can be used with any standard networking device as well as to power a VoIP telephone on a network that uses IEEE 802 3af compatible Power Over Ethernet An additional LED indicates when the port is forwarding power to a device connected to that port Slot for adapter plate Can be fitted with an adapter plate which can be installed with up to two pass through ports 3 Adapter plate with Can be used for voice or other networking applications installed pass through port The port bypasses the functionality of the switch allowing connector you to set up a connection to a separate network segment or to connect to an analog or digital PBX telephone The adapter plates are available from 3Com However you must purchase the connectors from the manufacturer See Installing the Adapter Plate and Pass Through Ports on page 8 for more information LEDs e Indicates network connection status aU Indicates power status Power socket Can be used to power the IntelliJack with
4. 18 Click Apply to save any changes you make and a configuration summary dialog box will appear Verify the information and click OK 19 Click Exit to close the Device Property window Changing Device Configuration 43 Changing Device Many of the properties that you can view trom the Device Property windows can Configuration be changed from the Device Configuration window Here s how to use this feature 1 Select one or more IntelliJacks from the devices list D NOTE It is possible to configure multiple IntelliJacks at the same time 2 Select Configuration from the Devices menu or the toolbar or right click on a device and select Configuration from the pop up menu Device Configuration Security Configuration SAMP Configuration Advanced Configuration General Configuration Priority amp WLAN Configuration identification v Set Group Name A v SetLocation Mame Eld 9 Am 305 v Set DHCP option Lock IP disable DHCP gt Hardware Settings Pork Pork Port3 Porta Iw Port State Forwarding Enable iw Link State Auto Negotiation iv Counter Made Count As Tx Good Frames FM v Power Forward IEEE 5012 Sat Auto Detection T Help Load Save Cancel NOTE To make configuration changes to a IntelliJack from the Central Configuration Manager the NJ220 must be part of the device database See
5. Aruba 1 800 998 2112 Honduras Bahamas 1 800 998 2112 Jamaica Barbados 1 800 998 2112 Martinique Belize 52 5 201 0010 Mexico Bermuda 1 800 998 2112 Nicaragua Bonaire 1 800 998 2112 Panama Brazil 0800 13 3COM Paraguay Cayman 1 800 998 2112 Peru Chile AT amp T 800 998 2112 Puerto Rico Colombia AT amp T 800 998 2112 Salvador Costa Rica AT amp T 800 998 2112 Trinidad and Tobago Curacao 1 800 998 2112 Uruguay Ecuador AT amp T 800 998 2112 Venezuela Dominican Republic You can also obtain support in this region in the following ways AT amp T 800 998 2112 Virgin Islands m Spanish speakers enter the URL http lat 3com com lat support form html m Portuguese speakers enter the URL _http lat 3com com br support form html m English speakers in Latin America send e mail to lat support ancG3com com US and Canada Telephone Technical Support and Repair All locations All 3Com products AT amp T 800 998 2112 5 1 65 0888 AT amp T 800 998 2112 1 800 998 2112 5 1 657 0888 01 800 849C ARE AT amp T 800 998 2112 AT amp T 4800 998 2112 54 11 4894 1888 AT amp T 800 998 2112 1 800 998 2112 AT amp T 800 998 2112 1 800 998 2112 AT amp T 800 998 2112 AT amp T 4800 998 2112 5 1 65 0888 1 800 8 6 3266 Product Specifications Hardware Power consumption Network Interface 10 Mbps Ethernet 1OBASE T 100 Mbps Ethernet 1OOBASE TX Performance Auto negotiation lt 5 watts without power forwar
6. ORF CHOC TFAAMRBRMAETT CORR ERERRCEATSCRR pEetirmlTlCNBUsd OMNeIqs S oH REST SEIBRENSCEPMHVUET Translation This is a Class A product based upon the standard of the Voluntary Control Council for Interference by Information Technology Equipment VCCI If this equipment is used in a domestic environment radio disturbance may occur in which case the user may be required to take corrective actions
7. the section on Discovering NJ220 Devices on Your Network for information about including new devices in the database You must also be able to communicate with the device from your workstation in order to configure it If you can t communicate with the device at this time you will receive an error message 44 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER General Configuration 3 This window has five tabs across the top General Configuration Priority VLAN Configuration Security Configuration SNMP Configuration and Advanced Configuration Check the box next to any setting you want to change trom within these five areas The bottom of the window has buttons labeled Load and Save The Save operation lets you save an IntelliJack configuration profile You can then use the Load button to apply the configuration profile to one or more IntelliJacks If you wanted to send a single configuration to one or more IntelliJacks you would make the configuration changes in this window and click Save Then you could select a list of IntelliJacks from the main Configuration Manager window and click Load choose the file and click Okay This would send the configuration to all of the IntelliJacks that you selected Make sure the General Configuration tab is selected Identification Settings To change or set the Group Name check the box next to that field You can set a Group Name to anything you want up to 128 characters Chang
8. Intellilacks in your network To view and make changes to the firmware upgrades Upgrades you have scheduled follow these steps 1 Select Manage Schedule trom the Tools menu A window like this will appear Scheduled Events Total 1 schedules Right click on item for all operations 16031141820 Configuration 1 Disable Port 4 Bret Disable E dit Delete 2 To view the details of a scheduled upgrade select it from the list and click Show Devices To cancel a scheduled upgrade select it from the list and click Delete Troubleshooting the NJ220 If you encounter problems with the IntelliJack m Verify the IntelliJack is receiving power by viewing the Power LED it should be on If the Power LED is not on make sure that f using power over Ethernet the other end of the network cable is plugged into a switch on the network that has Power Over Ethernet integrated into it or one that feeds into an external midspan power supply that supports Power Over Ethernet The local power supply is plugged into the IntelliJack and into a working electrical outlet if your network does not support Power Over Ethernet m Verify the IntelliJack is connected to the network properly by viewing the Link LED it should be on If the Link LED is not on make sure the network cable a Is terminated properly Refer to the connector manufacturer s instructions for terminating the cable Be sure to test the connector and verify
9. STATES GOVERNMENT LEGEND If you are a United States government agency then this documentation and the software described herein are provided to you subject to the following All technical data and computer software are commercial in nature and developed solely at private expense Software is delivered as Commercial Computer Software as defined in DFARS 252 227 7014 June 1995 or as a commercial item as defined in FAR 2 101 a and as such is provided with only such rights as are provided in 3Com standard commercial license for the Software Technical data is provided with limited rights only as provided in DFAR 252 227 7015 Nov 1995 or FAR 52 227 14 June 1987 whichever is applicable You agree not to remove or deface any portion of any legend provided on any licensed program or documentation contained in or delivered to you in conjunction with this User Guide Unless otherwise indicated 3Com registered trademarks are registered in the United States and may or may not be registered in other countries 3Com and the 3Com logo are registered trademarks of 3Com Corporation Intel and Pentium are registered trademarks of Intel Corporation Microsoft MS DOS Windows and Windows NT are registered trademarks of Microsoft Corporation UNIX is a registered trademark in the United States and other countries licensed exclusively through X Open Company Ltd IEEE and 802 are registered trademarks of the Institute of Electrical and Elect
10. Subnet and Mask fields and click OK Or b To discover devices within a certain IP range select that option on the screen and complete the From and To fields 4 If the box next to Delete all devices in the existing list is checked the discovery process will replace all of the devices in your current database with the new devices it discovers If unchecked the discovery process will add newly discovered devices to the current database 5 Click OK to start the discovery process The device discovery tool will return the following information from the NJ220 IntelliJacks on your network e P address e MAC address e Subnet address e Group name e Location information e Firmware version You can sort this information in ascending or descending order NOTE Discovered devices are automatically added to the default database This default database will open automatically when you launch the Central Configuration Manager If you like you can keep several database files each with its own list of devices For example you may want a separate database for each subnet you manage To save a database file or open another database file select the Open Database or Save Database As option from the File menu gt CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER You can view discovered devices many ways On the left side of the toolbar you can see a drop down box with options for either Subnet Firmware Ver or Group Name The opt
11. THE NJ220 INTELLIJACK ADOUT the Intelllae amp sarda rper Brod het abe d a peta bir es pera eed eut dostrbed d dcdit 2 jo e do O CN ERR EET ETT T 0 0 D ae Ces Be aye Seabee as tea ane eee 4 Obtaining Optional COMPONENTS ud out sas eee ae dote er cuts des el ey eee sede Dc deut Sede os ree 4 Installing the Intellijack 2 2 su oirlo Ga Rh RE qu whine Bae ae Nears 5 Ea AAA 13 INSTALLING THE CONFIGURATION MANAGERS Ste REQUTEMEN a o Ni ID ADA ES E IAS we d M eee 15 Installing the Local and Central Configuration Managers o 15 Installing the Web Configuration Manager on a Windows 2000 machine 0 0 0000 ee 21 UsiNG THE LOCAL CONFIGURATION MANAGER Jbtraiz ier THe 1442 20 Intel ae KR oe onte tm i ac a E A Sb oe ee he ES Dae E dens 25 Setting Location Information Setting the Group Name Setting the IP Address setting Advariced ODLOFIS x i atte aa qb EE SI rd eti datu bent dubiae 27 Changing the Password Configuring for SNMP USING THE CENTRAL CONFIGURATION MANAGER Discovering NJ220 Devices on Your Network 29 Viewing Device Properties Sree ds mob Sadek Ep d bdo dd D acd etum PP 1 3 eddie 33 Se A ee ie cc bene Ase A A ee 34 Network Identification Port Information Product Information Hardware Seting DUM 36 Switch Status Power Status ES O a e a mL 39 General Counters RMON Counters Saving to a Log File SAINI See A TO 40 A A 4 cue he ie dl Ete Ud deeded Vino ceases ua doen wade des 41 Event Alerts 802 1X Se
12. You can use optional connectors to connect one or two additional devices to separate network segments through the same IntelliJack All ports feature 10 100 Mbps auto negotiation Power to the IntelliJack is provided through one of the following methods e Over the network via an integrated switch that supports Power Over Ethernet e Over the network via an optional single port or multi port Ethernet power supply e Locally via an optional local power supply NOTE Power Over Ethernet also known as in line power is a method to provide power to equipment over an Ethernet cable allowing a device to receive both data and power from the same network cable The NJ220 is ideally powered by a switch or other Power Sourcing Equipment PSE that is IEEE 802 3af compatible The NJ220 can also be powered by some switches which are not 802 3af compatible Consult the 3Com web site for more information You can manage the NJ220 IntelliJack using the included Central Configuration Manager or Web Configuration Manager You can also use a supported SNMP management console as you would with any managed device on your network but greater management and control is available through the Configuration Manager software Management features include e Device discovery e Port status state duplex speed e Statistics e Port control port state flow control AutoMDI X frame rate limit e 802 1P QoS Priority e 802 1Q compatible VLAN e VLAN tag add remove
13. a local power supply available for purchase from 3Com required if your network does not support Power Over Ethernet The following diagram shows the back view of the IntelliJack Harper Acree A Ethernet uplink port Connects the IntelliJack to the network RJ 45 temale Make sure the port on the network switch to which the Intelli Jack is connected is configured as a standard MDI X port Slot for adapter plate Can be fitted with an adapter plate which can be installed with up to two pass through ports Adapter plate with Connects the installed pass through port to the network installed pass through port connector Before You Begin Obtaining Optional Components gt Before you begin installation register your product at http eSupport 3com com The IntelliJack is available in single and 20 packs Before you begin the installation make sure you have the following items which are included with the IntelliJack e 1 5 inch 6x32 screws 2 per IntelliJack for mounting the IntelliJack to the wall or office cubicle e Male to male RJ 45 coupler cable 1 per IntelliJack for connecting the Ethernet cable from the network to the IntelliJack required only if your network cable is terminated with a female RJ 45 connector Additionally the following items are shipped with the single pack e Compact disc with User Guide and Configuration Manager software e Adapter plates for installing conne
14. a standard for port based network access control Typical 802 1X implementations in an Ethernet switch usually include the authenticator as well as 50 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER RADIUS clients The authenticator controls port access for the network client devices connected to the switch When the option is set to Disable 802 1X all packets are processed as a normal Ethernet switch no 802 1X control applies With Standard 802 1X selected control is enabled Once the device is authorized the port it connects to is in the authorized state and all packets entering the port are allowed to pass through When the Secure 802 1X option is selected control is enabled In addition the IntelliJack will check its ATU to determine if packets entering the port should be forwarded If the device is authorized the IntelliJack will put the MAC address of the device in the ATU and allow its packets to pass through The NJ220 will block all other packets that don t have the correct MAC address specified in the ATU You can select the MAC address filter option if a client device does not support 802 1X and wishes to connect to the network through the IntelliJack e g a network printer In this case you can manually add the device s MAC address associated to the port in the ATU and packets from the network to this port will be blocked unless their MAC addresses are listed in the ATU 802 1X with IP Phone is a special case of 80
15. can be supplied one of the following ways e Over the network via an integrated switch that supports Power Over Ethernet e Over the network via a multi port Ethernet power supply e Over the network via a single port Ethernet power supply e Locally via a 3Com local power supply Before you begin the installation determine which type of power supply the Intelli Jack will use NOTE For a list of power supplies that support the IntelliJack go to www 3scom com CAUTION Use only a power supply that is provided or approved by 3Com for use with this IntelliJack Failure to do so may result in damage to the IntelliJack or may result in a hazardous situation or personal injury Using an Integrated Switch with Power Over Ethernet To use Power Over Ethernet you must have a switch on the network that has Power Over Ethernet integrated into it You must then determine if it is compatible with IEEE 802 3af Using a Multi port Ethernet Power Supply To use a multi port Ethernet power supply you must connect the power supply to your network as shown in the illustration The multi port Ethernet power supply from 3Com connects to an existing Ethernet or Fast Ethernet infrastructure with standard Category 5 or Category 5e UTP cabling and powers up to 24 IntelliJacks See Obtaining Optional Components on page 4 for ordering information For complete installation instructions see the multi port Ethernet power supply documentation N
16. install 3Com 19 49 Configuration Software on your computer To continue click Next WARNING This program is protected by copyright law and international treaties f Cancel Installing the Local and Central Configuration Managers 17 4 Carefully read the license agreement If you agree click Yes accept and Next to continue ie 3Com IA Configuration Software InstallShield Wizard License Agreement Please read the Following license agreement carefully IMPORTANT READ BEFORE INSTALLING THE SOFTWARE 3COM END USER SOFTWARE LICENSE AGREEMENT YOU SHOULD CAREFULLY READ THE FOLLOWING TERMS AND CONDITIONS BEFORE DOWNLOADING INSTALLING AND USING THIS PRODUCT THE USE OF WHICH 15 LICENSED BY 3COM CORPORATION ICOM TO ITS CUSTOMERS FOR THEIR USE ONLY AS SET FORTH BELOW DOWNLOADING INSTALLING OR OTHERWISE USING ANY PART OF THE SOFTWARE OR DOCUMENTATION INDICATES THAT YOU ACCEPT PE TIT TRA ART PIA RN Ea RATES TEO ARPA TT Tira ART A AMAT PARA TETT TTAN I do not accept the terms in the license agreement MEE sra 5 The installation will present Readme Information This is also found in the Readme txt file on the installation CD Please read the information and click Next to continue i 3Com IJ NJ Configuration Software Installshield Wizard Readme Information Please read the Following readme information carefully 3com R Network Jack TM Configuration software Product 23CNJ2207 This docum
17. it is working a Has a valid connection to the network a Adheres to proper length and cabling specifications for your network m he Intellilack is configured for manual MDI Be sure to use a straight through cable If you want to use a cross connect cable you must change settings in the Configuration Manager software Troubleshooting Matrix Power LED is not on IntelliJack is not receiving Ensure power supply is properly power connected For power over Ethernet make sure that the cable is connected to both the LAN port on the back of the IntelliJack and to the workgroup switch Make sure the upstream switch Is configured and active Link LED is not on IntelliJack has no connection Make sure network cable is properly to the network terminated Make sure the IntelliJack is connected to the network Make sure the cable is plugged into the workgroup switch Make sure the upstream switch Is configured and active 65 Troubleshooting the NJ220 Green LEDs on Ports 1 4 Network device has no m Make sure the cable is properly are not on connection to IntelliJack connected to the network device m Make sure the cable is firmly connected to one of the four Intelli Jack ports labeled 1 4 m Make sure the cable is a good straight through cable Amber LED on Port 1 is Power is not being m Make sure the cable is properly not lit forwarded to network connected to Port 1 of the IntelliJack device m Make sure the cable
18. to the network Be advised however that not all network interface cards NICs use the standard auto negotiation algorithm and it may be necessary to force the speed and duplex of the PAN port to match the speed and duplex of the attached NIC The next two settings apply not to a specific port but to the IntelliJack as a whole By default the Central Configuration Manager will display a count of good 10 A Changing Device Configuration 45 transmissions in the Property window because it is unlikely that the IntelliJack will drop any Ethernet Packets If you believe that the IntelliJack is dropping Ethernet packets you may want to configure the Counter Mode to count received errors Rx Errors and transmission collisions Tx Collisions This will give you a good sense of whether packets are actually being dropped To change the Power Forwarding setting click the box and select an option from the drop list IEEE 802 3af is the recognized standard for Power over Ethernet POE and the default setting More and more network devices that are POE capable are adhering to this standard The IntelliJack s Power over Ethernet capability also lets you forward power to a standards compliant device plugged into Port 1 of the NJ220 The default setting of the NJ220 is auto detect We recommend that you keep this setting as part of your configuration to ensure that power will only be forwarded to devices capable of receiving it The I
19. want to assign a higher priority to traffic on a particular port voice traffic for instance you can do so The higher the number the higher the priority Priority 6 or 7 is the highest The IntelliJack will send higher priority traffic ahead of lower priority traffic to improve the quality and throughput from that particular port You can associate any of the four ports with any other ports on this IntelliJack to form a VLAN group You can specify the tag schemes for the VLAN you create You can set the VLAN ID VID field to any number between 0 and 4094 The default setting is 1 which is the common practice If all equipment is set at VID 1 you can communicate across all ports Since VLANs are used to separate network traffic to make it more manageable and secure you would change the VID of the individual ports to meet the needs of your network In a classroom setting for example you may want the teacher to be on a separate VLAN than the students You could assign VID 10 to Port 1 of the IntelliJack for the teacher and VID 20 to the other ports NOTE The VID of a port must match the upstream switch VLAN assignments If the IntelliJack s VID assignments do not match the upstream switch and add a VLAN tag is set in the Egress rule then the traffic that passes from the IntellJack to the LAN will be dropped at the upstream switch port To change the VLAN mode setting click the box and select an option from the drop list You can c
20. 1 Mb 2 Mb 4 Mb 8 Mb 16 Mb 2 Mb 4 Mb 8 Mb 16 Mb 32 Mb 4 Mb 8 Mb 16 Mb 32 Mb 64 Mb Up to 100 Mb Up to 100 Mb Up to 100 Mb You can change the Maximum Frame Size setting if your network uses non standard frame sizes The standard maximum size of an Ethernet frame is 1518 bytes If a VLAN tag Is added the maximum size increases to 1522 bytes As a result this is the default setting If your network uses larger frames you can select the 1535 byte option Restoring Default Values At the bottom of this window is an option to restore some of the configuration settings to their default values If you check this box the following settings will be restored Global Setting Max Frame Size Counter Mode Priority Scheduling Mode VLAN Tag tor LAN Port egress VLAN Tag for LAN Port ingress Power Forward Local Configuration SNMP SET SNMP Traps Event Alert ATU Table VTU Table All RADIUS settings Default Value 1518 or 1522 if tagged Count good frames 8 4 2 1 weighted Egress frame unmoditied Ingress frame unmoditied Auto detection Enable Enable Disabled Level 2 Blank Blank Blank CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER Global Setting 802 1X Supplicant Status 802 1X Supplicant User Name and Password Port Setting State Link Flow Control MDI X Multicast Limit Priority Lookup Port Priority VLAN ID 802 1Q VLAN Mode Data Rate Limit Maximum Data Rate Default Val
21. 1 mm 71 44 mm melenas Screw an A e Make sure the distance between the back of the IntelliJack and the inside of the wall or cubicle opening is at least 1 5 inches 3 inches is recommended NOTE Some cubicle openings have a depth of 1 2 inches In this case install I the IntellJack using the extension ring available for purchase separately see Obtaining Optional Components on page 4 to obtain the minimum 1 5 inch depth If installing into a wall junction box make sure there is enough space between the back of the Intellilack and the inside of the junction box to maintain an acceptable bend radius on the cable If you encounter interference or need additional clearance between the Intellilack and where it sits inside the junction box use the extension ring e To ensure proper horizontal cabling functionality adhere to the following network cabling standards during installation ANSI TIA EIA 568 Commercial Building Telecommunications Cabling Standard ANSI TIA EIA 569 Commercial Building Standard for Telecommunications Pathways and Spaces 10 CHAPTER 1 INSTALLING THE NJ220 INTELLUACK Setting up the Network Cabling at Your Site dh Connecting the IntelliJack to the Network The network cabling at your site from the wiring closet to the wall or cubicle opening may already be installed If it is not install the cabling following these general guidelines CAUTION It is recommended that a profession
22. 2 1X secure mode In this mode when a 3Com IP phone is connected to the IntelliJack the phone s MAC address will be locked into the ATU automatically Therefore packets sent from the phone can pass through by default without further authentication If 802 1X control is not required an IP phone can connect to a port with 802 1X disabled and voice traffic will pass through without authentication 24 When 802 1X security is applied authentication is required and reauthentication is required at specific intervals The IntelliJack disables reauthentication by default When reauthentication is enabled the default period is 3600 seconds You could select an interval ranging from 10 to 65535 seconds If you prefer that a supplicant device authenticates itself on a frequent basis you would choose a small reauthentication interval Likewise you would increase the interval or disable the function if you were not concerned about regular authentication of the devices on your network 25 To use 802 1X you must select a RADIUS server to act as authenticator to devices connected to the NJ220 To select a Primary or Secondary RADIUS server click the box and the Configure button This will open a separate window RADIUS Settings f Enable Server C Disable Server patie i BH Do 2 Shared Secret Nils Cancel In this box you can Enable or Disable the server enter the server s IP address and the Shared Secret Changing Device Configurati
23. A WD6 standard or does not have pre drilled screw holes mount the IntelliJack using the extension ring as shown below NOTE The extension rings are designed to stack on top of one another If you gt need more than 0 3 inches of clearance simply snap an additional extension ring to the back of the IntelliJack Wall Wall COE Extension rir ich Standard Extension ring Wall mount all mount CAUTION Make sure the vents along the edges of the IntelliJack faceplate are A clear of any obstructions If necessary install the extension ring on recessed openings to allow airflow to vents 12 CHAPTER 1 INSTALLING THE NJ220 INTELLUACK Connecting the Local If your network does not support Power Over Ethernet or if you are not using a Power Supply Optional single port or multi port Ethernet power supply you must purchase a local power supply from 3Com see Obtaining Optional Components on page 4 To connect the local power supply to the IntelliJack please follow these steps 1 Route the power cable through the strain relief of the IntelliJack as shown in the diagram below 2 Securely mount the IntelliJack on a wall 3 Plug the power cable into the IntelliJack 4 Secure the local power supply and cable to the wall Connecting Devices to the IntelliJack Checking the LEDs Checking the LEDs 13 5 Plug the local power supply into the power source WARNING Use the local power supply available fro
24. Disabled ts Set Vendor Specific Trap Disabled 8 gt Iw Set Trap Destination poH th ud Iw Set Trap Community String monitor i Cancel You can either Enable or Disable the Set operation of the IntelliJack Configure the Get and Set Community Strings tor SNMP management operations Enable or Disable SNMP Trap with the Set SNMP Trap setting Once enabled you have the ability to configure the remaining trap settings SNMP provides the ability to send traps notifications to a trap destination such as an SNMP server when one or more conditions have been met Traps are network packets that contain data relating to a component of the system sending the trap When the condition for the trap has been met the SNMP agent forms an SNMP packet and sends it to the administration application e A Cold Start Trap signals the administration application when the IntelliJack does a Cold Start e A Link Down Trap signals when the SNMP agent on the IntelliJack has gone to down state and is not reachable e The Link Up Trap signals when then SNMP agent has gone to the up state and is now reachable 31 32 Advanced Configuration 33 34 Changing Device Configuration 53 e An Auth Fail Trap indicates a wrong Community name in the SNMP transmission e Vendor Specific Traps indicate 802 1X User Login 802 1X User Logout and 802 1X Login Failure when the IntelliJack is configured for 802 1X Yo
25. EEE802 3af standard requires a powered device to present a signature to the power sourcing equipment The power sourcing equipment will check this signature and will only apply power to the line when it sees the correct signature If you want to ensure that power will not be forwarded at all however you could select Force power OFF to any device connected to Port 1 Select Force power ON if you always want to apply power to any device plugged into Port 1 This option would let you power devices plugged into Port 1 that do not have the signature required by IEEE802 3af compliant power sourcing equipment WARNING By forcing power ON you may damage equipment that is inadvertently plugged into Port 1 such as a device that is not designed to handle 48V 46 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER Priority amp VLAN Configuration 11 Click the Priority amp VLAN Configuration tab along the top of the Device Configuration window to view these settings Device Configuration Security Configuration SAMP Configuration Advanced Configuration General Configuration Priority amp VLAN Configuration Fort Based Settings Part Port Forta Port W Look up Scheme Use Both iv Default Prionty Level 802 1p Priority 0 M VLAN ID 0 4034 1 E v VLAN Mode Disable VLAN Iw Priority Scheduling Policy 8 421 Weighted Fair Queuinc v W Outgoing to LAN tag scheme Frames are transmitted unmadi Iw Incomi
26. GON 300 3Com IntelliJack Switch NJ220 User Guide 3CNJ220 www 3Com com Part No 10016226 Rev AA Published June 2007 3Com Corporation 350 Campus Drive Marlborough MA 01752 3064 Copyright O 2003 2007 3Com Corporation All rights reserved No part of this documentation may be reproduced in any form or by any means or used to make any derivative work such as translation transformation or adaptation without written permission from 3Com Corporation 3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corporation to provide notification of such revision or change 3Com Corporation provides this documentation without warranty term or condition of any kind either implied or expressed including but not limited to the implied warranties terms or conditions of merchantability satisfactory quality and fitness for a particular purpose 3Com may make improvements or changes in the product s and or the program s described in this documentation at any time If there is any software on removable media described in this documentation it is furnished under a license agreement included with the product as a separate document in the hard copy documentation or on the removable media in a directory file named LICENSE TXT or LICENSE TXT If you are unable to locate a copy please contact 3Com and a copy will be provided to you UNITED
27. IJ NJ Cent Contig Mgr desktop icon When it launches you will see a window similar to this one MA networkjack dbf IJANJ Central Configuration Manager File View Devices Tools Help Subnet Y Q A 8 d A Open Discover Property Configure Find Delete Refresh About Network IPAd MAC Address Subnet Group Name Location Firmware Ver 209 90 77 0 gt 209 90 77 35 00 04 75 C4 3B 19 209 90 77 0 Sales Bld 5 Am 305 Ver 2 0 0 Total devices 1 Selected devices O 2 Select Discovery from the Devices menu or click the Discover button on the toolbar The following window will appear Discovery m Network range f Perform discovery on subnet s RRRRRRARRRREREREEENEREREERRERRERNRRENRARERREERHRRRERHERRERHEERESERREENRRENREAREREEREEE 200 200 290 132 nn Delete C Perform discovery on IP range Lo etl ox 4 Delete all devices in the existing list Cancel Help p NOTE The default subnets are the ones your machine is connected to Discovering NJ220 Devices on Your Network 31 3 You can discover new devices based on a specific subnet or on a specific range of IP addresses a To discover devices by subnet select that option on the screen Click the Add button to add a new subnet to the discovery list The following box will appear Add Subnet Sibret 209 50 77 0 Mask 255 255 255 192 Cancel Fill in the
28. IP address or gets its address from a DHCP server You can also view and edit the IntelliJack s Group Name and Location 4 Click Apply to save any changes you make to the fields in this window Port Information 5 In the middle of this window you ll see information about each of the four PAN ports on the front of the IntelliJack You can check to see if the port is Enabled or Disabled if there is a network link its priority whether or not it s part of a virtual network VLAN its 802 1x security setting if it s running at half or full duplex and what speed it s set for Viewing Device Properties 35 You can double click on any of the ports to find out more information or configure that particular port Port 1 Settings Port State E nable Forwarding Port Speed Duplex Auta Negotiation m Priority Lookup Scheme Use Both kd Default Priority Level 802 1 p Priority 0 ha VLAN ID 12 802 10 Mode Disable LAN Flow Control OF MOIS setting Manual MOL configuration Data Rate Limit Mode Limit All Frames Maximum Data Rate Mo Limit Full bandwidth 202 1x Mode Disable 902 1 BU2 1 Reauth Interval Disable Pu Lancel Click OK to save your changes or Cancel to discard them Product Information 6 Under the Product Information box you can see the current firmware version of the IntelliJack the Product Name and the Serial Number 36 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER H
29. Password i Retype Password ss Iw SNMP Configuration GET Community pubic SET Community priv ate Quer uit Help 2 To change the IntelliJack s configuration password click on the box next to Change Password Then enter the new password in both password fields You must enter the password twice to ensure you type it correctly The password you select can be any combination of letters and numbers between 8 and 32 characters To configure the NJ220 for management with an SNMP console select the SNMP Configuration box Enter the GET Community string and SET Community string in the appropriate fields Each field lets you enter any combination of letters and numbers up to 32 characters Click the Configure button and the Local Configuration Manager will ask you to enter the password for the device If you haven t changed the password you should enter the default password which is password without the quotes Your changes are sent to the NJ220 and will become effective immediately NOTE You should change the password to ensure that no one else can re configure your system Make sure you remember the new password you set If you forget the new password you will not be able to perform any other configuration tasks unless you send the device back to 3Com 28 CHAPTER 3 USING THE LOCAL CONFIGURATION MANAGER Discovering NJ220 Devices on Your Network USING THE CENTRAL CONFIGURATION MANAGER You should us
30. S DE CONFORMITE A LA REGLEMENTATION D INDUSTRIE CANADA EUROPEAN UNION DECLARATION OF CONFORMITY This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation NOTE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a commercial installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at the user s own expense Changes or modifications not expressly approved by 3Com could void the user s authority to operate this equipment This Class A digital apparatus complies with Canadian ICES 003 Cet appareil num rique de la classe A est conform la norme NMB 003 du Canada This product is in compliance with the essential requirements and other relevant provisions of Directives 73 23 EEC and 89 336 EEC JAPAN VCCI COMPLIANCE CORES HHRABAESRRSRSASMUMBRS VCCI
31. al cable installer performs these procedures Be sure to adhere to local safety and regulatory codes during the cable installation Connect one end of an Ethernet cable to your network Usually this connection is done in a network wiring closet via the patch panel Terminate the other end of the cable at the location where the IntelliJack is being installed using either a female or male RJ 45 connector Refer to the connector manufacturer s instructions for terminating the cable Be sure to test the connector and verify it is working The method for connecting the IntelliJack to the network is determined by how your network cable is terminated as described in the previous section Setting up the Network Cabling at Your Site e fthe end of the cable is terminated with a female RJ 45 connector use the RJ 45 coupler cable included in the package to connect the IntelliJack to the network cable recommended installation 1 IO wiring UU closel aa Network AAA RRR e If the end of the cable is terminated with a male connector connect the network cable directly into the Ethernet uplink port 10 wiring ol gosat zy E Network cable Mounting the IntelliJack After connecting the IntelliJack to the network use the two provided screws to mount the IntelliJack in any standard NEMA WD6 cubicle opening or wall outlet If the cubicle or wall opening has a depth of fewer than 1 5 inches does not support the NEM
32. al number m A list of system hardware and software including revision level m Diagnostic error messages m Details about recent configuration changes if applicable To send a product directly to 3Com for repair you must first obtain a return materials authorization number RMA Products sent to 3Com without authorization numbers clearly marked on the outside of the package will be returned to the sender unopened at the sender s expense If your product is registered and under warranty you can obtain an RMA number online at_http eSupport 3com com First time users must apply for a user name and password Telephone numbers are correct at the time of publication Find a current directory of 3Com resources by region at http csoweb4 3com com contactus Telephone Number Country Telephone Number Asia Pacific Rim Telephone Technical Support and Repair Australia Hong Kong India Indonesia Japan Malaysia New Zealand 1800 075 316 Philippines 1800 144 10220 or 2907 0456 029003078 000 800 440 1193 PR of China 800 810 0504 001 803 852 9825 Singapore 800 616 1463 03 3507 5984 South Korea 080 698 0880 1800 812 612 Taiwan 00801 444 318 0800 450 454 Thailand 001 800 441 2152 Pakistan Call the U S direct by dialing 00 800 01001 then dialing 800 763 6780 Sri Lanka Call the U S direct by dialing 02 430 430 then dialing 800 763 6780 Vietnam Call the U S direct by dialing 1 201 0288 then dialing 800 763 6780 You can also ob
33. any corresponding installation instructions go to the IntelliJack section on Wwww 3com com NOTE If you are not planning on installing the adapter plate and pass through ports skip this section Go to Planning the Installation on page 9 to begin the installation Pull the network cable s from the wiring closet to the location of the IntelliJack Thread the network cable s through the empty slot on the IntelliJack o wiring closet e Terminate the end of the network cable s with the connector s you purchased separately Refer to the connector manufacturer s instructions for terminating the cable Be sure to test end to end system functionality and verify that it is working Snap the connector s into the appropriate adapter plate Each adapter plate is labeled with the name of a connector s manufacturer Be sure to use the adapter plate that matches the manufacturer of your connector s Mount the plate to the IntelliJack using the two adapter plate screws provided Planning the Installation When installed the back of the IntelliJack extends into a wall or cubicle opening 1 5 inches Because the depth of some wall and cubicle openings differ observe the following requirements and recommendations before installing the IntelliJack e Make sure the wall or cubicle opening where the IntelliJack is being installed complies with the NEMA WD6 standard as described below 1 750 44 45 mm uu 3 28125 2 8125 83 3
34. ardware Settings 7 Click on the Hardware Settings tab to view status information about the switch Device Property SNMF Settings Advanced Settings General Hardware Settings Statistics amp Log Switch Status Priority Schedule Policy 842 1 Weighted Fair Queuing LAM Port Egress Mode Frames transmitted unmodified LAN Port Ingress Mode Frames received unmodified Mas Frame Size 1522 if tagged or 1518 if untagge Counter Made Count Aix Tx Good Frames Management Port VID E Manage ATU table Manage VLAN table Power Status Power Source Local Power Version i 4 Power Source Voltage 148 61 y Power Forwarding OFF IEEE 802 3af Fower Forwarding Current o m Help Save E sit Refresh Apply Several fields in this window can be edited a few cannot You can change the values of the fields with drop down lists Priority Schedule Policy LAN Port Egress Mode LAN Port Ingress Mode Max Frame Size Counter Mode and Power Forwarding NOTE For help determining the best configuration options for your system see the Changing Device Configuration section gt 8 Simply select the value you wish to change from the drop down list of options NOTE You can click Apply at any time to save the changes you have made But be sure to click Apply after you have finished making all your changes Viewing Device Properties 37 9 Click the ATU Table button to make changes to the NJ220 s ATU tab
35. ault to that one If it did not it will default to the static IP address of 192 168 171 252 8 If you wish check the box next to Lock IP Address Selecting this option will ensure that the IntelliJack will always use a particular address WARNING If you lock an IP address and reserve it for this IntelliJack make sure you configure your DHCP server so it won t distribute that address to other devices 9 Click the Configure button and the Local Configuration Manager will ask you to enter the password for the device If you haven t changed the password you should enter the default password which is password without the quotes Your changes are sent to the NJ220 and will become effective immediately Those are the only steps required to initialize your NJ220 IntelliJack Setting Advanced Options Setting Advanced Options 27 If you want to change the default password of the NJ220 or change SNMP community strings you can configure these settings from either the Local Configuration Manager or the Central Configuration Manager covered in the next chapter In the Local Configuration Manager both settings are found under the Advanced tab 1 Select the Advanced tab on the IntelliJack Local Configuration Manager window Eo JNJ Local Configuration Manager E WAAL Information MAC Address 00 04 75 C4 38 1 4 Seral Number IHXFS L 33B13 Firmware Version Version 2nn General Advanced i Change Password Mew
36. ctors to use as pass through ports The adapter plates accommodate connectors from suppliers including a Panduit RJ 45 and RJ 11 Avaya RJ 45 and RJ 11 e Adapter plate screws 2 for mounting the adapter plate to the IntelliJack NOTE The connectors for the adapter plates must be purchased from the manufacturer For a list of supported connectors go to the IntelliJack section of www 3com com The IntelliJack works with the following optional components all of which are available from 3Com Order online at www 3com com or by calling 1 877 949 3266 Adapter plates For installing pass through port connectors of 3CNJAP PA 20 your choice that allow a direct connection to 3CNJAPB PA 20 another network segment or for connecting an analog or digital PBX telephone Available 3CNJAP AV 20 adapter plates accommodate connectors for the following manufacturers AMP Avaya dei Hubbell Ortronics and Panduit 3CNJAP AM 20 3CNJAPB AM 20 3CNJAP HU 20 3CNJAPB HU 20 3CNJAP OR 20 3CNJAPB OR 20 Single port For providing Power Over Ethernet to locally 3CNJPSE Ethernet power power a single IntelliJack supply Multi port For providing Power Over Ethernet to power 3CNJPSE24 Ethernet power up to 24 IntelliJacks 3017205 supply Local power For locally powering a single IntelliJack 3CNJPSL supply required if your network does not support Power Over Ethernet VoIP telephone For powering a VoIP telephone on a network 3CNJVOIPMOD NBX po
37. ding Maximum 13 watts with power forwarding depending on the device drawing power Ethernet IEEE 802 3 industry standard for a 10 Mbps baseband CSMA CD local area network Ethernet IEEE 802 3u industry standard for a 100 Mbps baseband CSMA CD local area network Communication speed 10 Mbps or 100 Mbps and duplex mode full or half can be determined through auto negotiation with the attached devices The IntelliJack attempts to negotiate the fastest connection possible 100 Mbps full duplex The communication speed and duplex mode can also be controlled using the configuration management software 71 72 Product Specifications MIB Support 3Com Proprietary MIBs Standard Traps Proprietary Traps Environment Operating temperature Storage temperature Operating humidity Storage humidity Operating Altitude Storage Altitude Standards Conformance MIB Il RFC 1213 Bridge MIB RFC 1493 Ether like MIB RFC 1643 MIB for MAUs RFC 2668 MIB for bridge with extensions RFC 2674 802 1x MIBs RADIUS Authentication Client MIB RFC 2618 RADIUS Accounting Client MIB RFC 2620 Backup amp Restore MIB RADIUS Client MIB Link Up Link Down Cold Start Authentication Failure SecureLogon SecureLogoff SecureLoginFailure 32 to 104 F 0 to 40 C 22 to 194 F 30 to 90 C 10 90 noncondensing 10 90 noncondensing 8 000 ft max 20 000 ft max IEEE802 3 10BASE T 100BASE TX and auto neg
38. e JDK in the variable value field Click OK Copy the CB DLL file from the NJ220 Installation CD into the Windows system directory CAWINNTSYSTEM32 Copy the buildDirs bat file from the NJ220 Installation CD to the root directory of the drive in which you installed Tomcat For example if you installed Tomcat in the CATomcat directory copy buildDirs bat to the C directory Open a DOS command window navigate to the directory in which you copied the buildDirs bat file type buildDirs bat and press Enter At this point the following directory structure will be created cA3comnjwbm Copy the 3ComUNJ war file from the NJ220 Installation CD into the webapps subdirectory under the Tomcat installation directory For example if you installed Tomcat in the CATomcat directory copy 3ComIJNJ war into the C Tomcat webapps directory 8 10 Installing the Web Configuration Manager 23 If the webapps subdirectory under the Tomcat installation directory already contains a subdirectory called 3ComlJNJ delete this directory Start Apache Tomcat To do so open a DOS command window go to the bin subdirectory under the Tomcat installation directory type startup and hit Enter A new command window will open At this point your server should be configured and running Now that your server is configured you can use the Web Configuration Manager from any Web enabled machine To do so Open up your Internet Ex
39. e an invalid FCS and a non integral number of octets Total data octets received in frames with a valid FCS Undersize and oversize frames are included The count includes the FCS but not the preamble Total data octets received in frames with an invalid FCS fragments and jabbers are included The count includes the FCS but not the preamble Total frames received with a length of less than 64 octets but a valid FCS Total frames received with a length of less than 64 octets and an invalid FCS Total frames received with a length of exactly 64 octets including those with errors Total frames received with a length of between 65 and 127 octets inclusive including those with errors Total frames received with a length of between 128 and 255 octets inclusive including those with errors Total frames received with a length of between 256 and 511 octets inclusive including those with errors Total frames received with a length of between 512 and 1023 octets inclusive including those with errors Total frames received with a length of between 1024 and MaxSize octets inclusive including those with errors Total frames received with a length of more than MaxSize octets but with an invalid FCS Total frames received with a length of more than MaxSize octets but with a valid FCS 73 74 Product Specifications InDiscards InFiltered OutUnicasts OutBroadcasts OutPause OutMulticasts OutFCSErr OutGoodOct
40. e or set the Location Name by checking the box next to that field and entering up to 128 characters Configure the DHCP setting to the desired state Hardware Settings Change the Port state of any of the IntelliJack s ports by selecting the Port tab and checking the box next to the characteristic you want to modify Then select a value from the drop list Forwarding Enable is the default setting for the Port State The other option is Blocking Disable Forwarding Enable allows traffic to pass through the individual ports By setting the Port State to Blocking Disable you can block any traffic from passing You may want to set the Port State to Blocking Disable when you want to restrict access to your LAN at the location where the IntelliJack is installed This might be an appropriate option in a public use area such as a lobby conference room or classroom Using the Calendar function you can schedule the Port State for Forwarding Enable or Blocking Disable at specified times and dates To change the Link State setting click the box and select an option from the drop list Auto Negotiation is the default setting and the de facto setting for most network equipment because it is the most flexible option It automatically configures a networked device based on the speed and duplex of the upstream device it is plugged into This is especially useful when you do not know the configuration speed duplex of all devices connected
41. e the Local Configuration Manager to initialize each of the NJ220 Intelli Jacks installed on your network Once you have completed that step you can manage all of them with the Central Configuration Manager Install this program on any computer on your network you want to use as a central management console See chapter 2 Installing the Configuration Managers for help You can use the same machine that has your SNMP based management platform The Central Configuration Manager will be able to configure and manage all of the IntelliJacks that reside on your network We recommend that you keep the Central Configuration Manager CCM running on your machine Information such as traps and alerts are sent tot he CCM on a periodic basis If you shut off the machine or close the configuration manager you will not be able to receive this information In order to manage the NJ220 IntelliJacks on your network the Central Configuration Manager needs to include them in its database The easiest way to add new NJ220 IntelliJacks to the database is to use the device discovery tool included in the Central Configuration Manager The first time you run the Central Configuration Manager it will automatically take you to the Discovery window as shown under step two below To discover new devices on your network run the following steps 30 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER 1 Open the Central Configuration Manager by double clicking on the
42. ected to any IntelliJack the field will display the message Not Connected If the Not Connected message appears check your connection to the IntelliJack and click the Query button 4 Make sure the General tab is selected 26 CHAPTER 3 USING THE LOCAL CONFIGURATION MANAGER 5 Enter Location Information for the NJ220 you are currently configuring This field can help you and other network managers identify this IntelliJack in the future You may enter any information you like up to 128 characters but we recommend that you enter a logical easy to follow description such as Building A 3rd floor room 315 West wall 6 Enter a Group Name for this IntelliJack This can be any name you wish With the Central Configuration Manager you can perform management tasks on all IntelliJacks with the same group designation 7 Select the method the NJ220 should use to obtain an IP address The NJ220 can either get an IP address from an existing DHCP server on your network or you can specify an address If you elect to specify your own address you should enter the IP Address Subnet Mask and Default Gateway information in the appropriate fields NOTE By default the NJ220 is configured to automatically obtain an IP address from a DHCP server If no DHCP server exists or if the NJ220 cannot obtain an IP address it will default back to its previously configured static IP address If it had previously been assigned an IP address it will def
43. electing them from the various tabs in Device Properties for changes to a single IntelliJack or Configure for single or multiple IntelliJacks When you have finished making changes click Apply or OK You will be asked for your password The configuration changes will not be made to the IntelliJack until your password has been correctly entered 1 Select a IntelliJack from the devices list 34 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER 2 Select Property from the Devices menu or trom the toolbar You can also open this window by right clicking your mouse and selecting Property Device Property SAMP Settings Advanced Settings General Hardware Settings Statistics amp Log Network LU IPAddess 209 30 77 35 UseStaiclP l Subnet Mask 205 gee 2008 288 MAC Address Default Gateway ENEE 00 04 75 C4 3B 19 Identification Group Hame Eis S Location Bld 5 A 0 Port Information Prionty VID 8021 Fart Enabled Disabled Por Enabled Disabled Fota Enabled Disabled Fart 4 Enabled Disabled Product Infarmatian Firmware wersion n 2 0 0 Product Name Network ack MJ220 Serial Number HxFSE43B18 Help Save E sit Refresh Apply General Tab 3 With the General tab selected you can view and edit information about the device such as the IP address subnet mask default gateway and whether It uses a Static
44. ent provides the following information Legal About This Software System Requirements General Information World wide web site 1 Legal IMPORTANT READ BEFORE USING THIS SOFTWARE 18 CHAPTER 2 INSTALLING THE CONFIGURATION MANAGERS 6 Enter your user and organization names You can also specify whether you want the management programs to be available to just you or to anyone that may use the computer you re installing these applications on Select the option you prefer and click Next Customer Information Please enter your information User Mame kim Pyne Organization Cascade Springs Install this application Far Only For me Kim Pyne IrictalisSrmeld Cancel Installing the Local and Central Configuration Managers 19 7 The program files will be installed in the directory C Program Files 3Com intelliJack If you want to change the location of the installation click Change Otherwise click Next to accept the default location and continue fi 3Com IAN Configuration Software InstallShield Wizard Destination Folder Click Next Eo install to this Folder ar click Change to install to a different Folder c3 Install 3Corm I3 MJ Configuration Software to Cu Program Files 3ComiNetwork Jacki Cancel 20 CHAPTER 2 INSTALLING THE CONFIGURATION MANAGERS 8 Select a typical or custom setup and click Next The Typical installation wi
45. es through eSupport 3com com You must have a user name and password to access these services which are described in this appendix To take advantage of warranty and other service benefits you must first register your product at http eSupport 3com com 3Com eSupport services are based on accounts that are created or that you are authorized to access 3Com offers the following support tool 3Com Knowledgebase Helps you to troubleshoot 3Com products This query based interactive tool is located at http knowledgebase 3com com It contains thousands of technical solutions written by 3Com support engineers To enhance response times or extend your warranty benefits you can purchase value added services such as 24x7 telephone technical support software upgrades onsite assistance or advanced hardware replacement Experienced engineers are available to manage your installation with minimal disruption to your network Expert assessment and implementation services are offered to Till resource gaps and ensure the 68 APPENDIX B OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS Access Software Downloads Contact Us Telephone Technical Support and Repair success of your networking projects For more information on 3Com Extended Warranty and Professional Services see http www 3com com Contact your authorized 3Com reseller or 3Com for additional product and support information See the table of access numbers later i
46. ets Out64Octets Out127Octets Out2550Octets Qut51 1Octets Out10230Octets OutMaxOctets Collisions Late Excessive Multiple Total valid frames received that are discarded due to lack of buffer space This includes frames discarded at ingress as well as those dropped due to priority and congestion considerations at the output queues Frames dropped at egress due to excessive collisions are not included but are counted in the Excessive counter If 802 10 is disabled on the port these are the total valid frames received that are not forwarded to a destination port These are frames for which the destination port vector is O or are not forwarded due to the state of the portState bits valid frames discarded due to a lack of buffer space are not included If 802 1Q is enabled on the port then these are the total valid frames received tagged or untagged that were discarded due to an unknown VID i e the frame s VID was not in the VTU Total valid frames transmitted with a unicast destination address Total valid frames transmitted with destination address equal to FF FF FF FF FF FF Total pause frames transmitted Total valid frames transmitted with multicast destination address that are not counted in OutBroadcasts or OutPause Total frames transmitted with a valid length and an invalid FCS Total data octets transmitted The count includes the FCS but not the preamble Total frames transmitted with a leng
47. etwork switch To network hub switch Nur Fi To E aa A Network E ez Earl F Jack Multi port Ethernet Ai power supply i Using a Single port Ethernet Power Supply To use a single port power supply connect the power supply to the network hub or switch and to the IntelliJack as shown in the following illustration See Obtaining Optional Components on page 4 for ordering information For complete installation instructions see the single port Ethernet power supply documentation Network Wiring closet switch Ta electrical outlet To network 3 ty w hub switch gt To a Network z Jack SE Using the 3Com Local Power Supply To use the local power supply make sure you have an electrical outlet near the site where the IntelliJack will be installed First plug the power cord into the Intelli Jack then plug it into the electrical socket See page 12 for more details Installing the Adapter Plate and Pass Through Ports Install the blank adapter plate or if you want to use pass through ports for connecting an analog or PBX digital telephone or for setting up a connection to a separate network segment purchase supported connectors and install them on the appropriate IntelliJack adapter plate included with the single pack available for purchase separately with the 20 pack For a list of connectors that are supported with the IntelliJack adapter plates as well as
48. events happening with the IntelliJack Each level above O provides different types of event alerts as described below Alert Level Level 0 Disable all alert messages Level 1 Allow critical alerts Level 2 Allow standard alerts Level 3 Allow all alerts Port Based Controls Notifying Event None Device Power Failure Reboot Abnormal Reboot IP Address Change Device Power Failure Reboot Abnormal Reboot IP Address Change Unauthorized Access Device Power Failure Reboot Abnormal Reboot IP Address Change Unauthorized Access Normal Reboot NBX phone plugged in NBX phone removed 35 For the next three settings first select the port you want to configure 36 You can turn on Flow Control for a specific port Setting Flow Control to Off the default setting allows full passage of traffic regardless of how quickly it is processed by the IntelliJack You may want to turn Flow Control On if you discover that large amounts of traffic are being sent to the IntelliJack and it is dropping Ethernet packets The Flow Control sends a message to the upstream switch the Intelli Jack is connected to telling it to slow down the rate at which it forwards traffic This will slow down the network 37 The IntelliJack has the ability to configure AutoMDI X Manual MDI configuration the default value assumes that the patch cords between the IntelliJack s PAN port and the device It s plugged into are straight through cables not c
49. gs 13 Click on the SNMP Settings tab to see the following window Device Property General Hardware Settings Statistics amp Log SNMP Settings Advanced Settings Get Community String public Set Community String private i Enable SNMP Trap Iv Enable Cold Start Trap Enable Link Down Trap Enable Link Up Trap Enable Authentication Fail Trap Enable Vendor Specific Trap Trap Destination 10 Trap Community String monitor Help Save E sit Refresh Apply 14 You can view and edit the SNMP Community String settings and Trap settings for this particular NJ220 Viewing Device Properties 41 15 To edit a Trap Destination enter the IP address of your SNMP management console in the field This eliminates the need to build a Trap Destination Table via a Management Information Database MIB browser Advanced Settings 16 Click on the Advanced Settings tab to see the following window Device Property General Hardware Settings Statistics amp Log SNMP Settings Advanced Settings Event Alert Level ERT Allow following alerts from device IF Address Change Device Power Failure Abnormal Reboot Unauthorized access iw Allow Local Configuration B02 T settings RADIUS Authentication IP Address Primary Server Enabled Secondary Server Enabled RADIUS Accounting i IP Address Primary Server Enabled Secondary Server Disabled Enable Supplicant Status Disabled User
50. hoose to Disable the VLAN In this mode ingress frames are forwarded through default switching rules You can also choose Enable unrestricted VLAN In this mode the port is associated with the current VLAN ID you have set Frames ingressed into this port without a VLAN tag or with the same VLAN ID are forwarded within the VLAN Frames with a different VLAN ID are forwarded according to default switching rules i e based on the destination MAC address Management packets are able to pass through this port on this setting Finally you can choose Enable restricted VLAN In this mode the port is associated with the current VLAN ID you have set All frames ingressed into this port are forwarded within the same VLAN and management packets are blocked on this port Other Priority amp VLAN Settings Click the box and select from the drop list to change the Priority Schedule Policy The default setting is 8 4 2 1 weighted fair queuing scheme 8 4 2 1 refers to the number of bytes removed from the IntelliJack s buffer 8 bytes of the highest priority traffic are removed from the buffer first then 4 bytes from the second most important 2 bytes from the third etc This is the most common priority scheme because it ensures that important traffic is prioritized but still allows traffic flow for all ports CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER 18 19 20 In a strict priority scheme the setting s other option all highest p
51. ion you select in this box determines how the views are displayed in the left pane of the window When Subnet is selected the default option you will see a list of IP subnets to choose from Selecting Network will show all of the discovered devices in the database If you select a particular subnet only the devices in that subnet will be displayed When Firmware Ver is selected you will see a list of the different firmware versions loaded on the devices This view is particularly useful if you want to select only the devices with an old firmware version so you can perform an upgrade When you select Group Name from the drop down list the Central Configuration Manager will present a list of the different group names you have specified Viewing Device Properties Viewing Device Properties 33 Once the database is populated with NJ220 IntelliJacks on your network you can begin to manage those devices The main window of the Central Configuration Manager shows a list of devices in the current database with the information retrieved during the discovery process You can view and configure the properties for a single NJ220 using this window To configure multiple devices at one time see Changing Device Configuration on page 43 To get more detailed information about a device you should check its properties The process for configuring one or more IntelliJacks is the same You choose the changes or configurations you wish to make by s
52. is properly connected to the powered device m Make sure the IntelliJack is configured to match the cable either straight through or crossover m Make sure the powered device is IEEE 802 3af compatible m Make sure the power requirement for the powered device does not exceed 7 watts The IntelliJack can only forward up to watts Power LED is blinking Unit has detected a problem m Contact 3Com Technical Support continuously Traffic can pass through but management will not work Authentication Failure Wrong password has been m Confirm correct password and re entered type Timeout Device did not respond m Refresh the screen after a few within a specified period of seconds If the problem persists try to time rediscover the device Attributes Error Unexpected configuration m Confirm that you have specified valid parameters parameter values and retry the configuration operation m NOTE This error should not appear to the user under normal conditions General Error Something other than m Retry the operation you were authentication failure performing timeout or attributes error hac occurred m NOTE This error should not appear to the user under normal conditions Register Your Product to Gain Service Benefits Solve Problems Online Purchase Extended Warranty and Professional Services OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS 3Com offers product registration case management and repair servic
53. k 38 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER 10 The NJ220 IntelliJack also lets you manage its VLAN table To access the VLAN table click on the Manage VLAN Table button The screen you see allows you to display all the VIDs that have been assigned to that IntelliJack VIU setting Prol bagged RODA Refresh You can refresh the list of VIDs or add to it You can edit existing VLAN settings tagging schemes and port associations by clicking the Edit button The VLAN table is a record of the VLAN settings which have been configured for a particular IntelliJack You may want to know which ports have been assigned a VLAN ID VID whether packets are tagged or untagged and whether the ports are associated with one another All of these configurations are handled through the Properties page since a VLAN table is related to a specific IntelliJack Statistics Log 11 12 Viewing Device Properties 39 Click on the Statistics Log tab Device Property SAMP Settings Advanced Settings General Hardware Settings Statistics amp Log General Counters FRAMON Counters LAM Port Put Part Fota Port gress Counter lnUnicasts utl nicasts InBroadcasts DutBroadcaste IhNPauze DutPause Ib ulti aste Outhd ulticasts INFESE rr DutFESE rr AlignE tr Clear o Read ead Let Device Log i Help Save E sit Refresh Apply From this view you can see s
54. le The screen you see allows you to display all MAC addresses that have been plugged into that IntelliJack or just the ones that you have locked down to it You can refresh the list add MAC addresses to it edit existing ones or delete entries in the ATU table ATU setting ATUsie 512 ATU agingtime 304 ATU entries 3021 f Display only locked entries C List all entries MAC Address Age time Priority 00 04 75 C4 3B 13 E Locked 01 80 02 00 00 03 O23 Locked EF FESEISEE ER EE OAs Locked The Address Translation Unit ATU performs MAC address searching learning and aging functions for all ports of the NJ220 IntelliJack By default the ATU table allows a total of 512 entries and an aging time is 304 seconds for each entry The NJ220 IntelliJack lets you manage its ATU table You may want to know which MAC addresses have been plugged into a particular IntelliJack You may want to associate a MAC address with selected ports so the unselected ports will not receive frames from this MAC address You may want to set a certain priority level to the frames associated with the MAC address Finally you may want to lock down a MAC address so that it is never dropped from the ATU table This last operation is referred as MAC address filtering and you can lock down up to 32 MAC addresses into the ATU All of these configurations are handled through the Properties page since an ATU table is related to a specific IntelliJac
55. led download the installation program from Sun s Web site and install JDK v1 4 You can find JDK 1 4 at the following URL http java sun com Scroll down the to the Download J2SE v 1 4 2 section and choose to download the SDK executable file for Windows installation Do not choose the JRE executable file NOTE Make a note of the directory in which you install the JDK NOTE This file is approximately 150 MB At the time of download Sun will tell you the amount of hard drive space this file requires Make sure you have the required space before proceeding If your machine does not have the Apache Tomcat servlet engine download the installation program from the Apache web site and install Tomcat on your machine We currently recommend that you install Version 4 1 27 of Tomcat You can find the Apache Tomcat servlet engine at the following URL http jakarta apache org site binindex cgi Scroll down to the Tomcat section and download the 4 1 27 exe file NOTE Make a note of the directory in which you install this program You need to set the JAVA HOME environment variable to the directory where you installed the JDK To set this variable on Windows 2000 go to the Start menu and select Settings Control Panel gt System gt Advanced gt Environment Variables Under System Variables section on the Advanced tab click New In the dialog box that appears enter JAVA HOME in the variable home field and the directory path to th
56. ll install both the Local Configuration Manager and the Central Configuration Manager on your system The Custom installation option lets you install just one of the programs if you wish i 3Com WAN Configuration Software InstallShield Wizard Setup Type Choose the setup type that best suits your needs Please select a setup type All program Features will be installed Requires the most disk space Choose which program Features vau want installed and where they will be installed Recommended Far advanced users 9 Review the settings you selected and click the Install button i 3Com IAN Configuration Software InstallShield Wizard Ready to Install the Program The wizard is ready to begin installation IF you want to review or change any of our installation settings click Back Click Cancel to exit the wizard Current Settings setup Type Typical Destination Folder C Program Filesi3Com Wetwork Jacki User Information Mame Kim Pyne Company Cascade Springs Installing the Web Configuration Manager 21 10 When the installation has completed click the Finish button to close the installation utility Installing 3Com IJ NJ Configuration Software The program Features you selected are being installed Please wait while the InstallShield Wizard installs 3Com INI Configuration Software This may take several minutes
57. m 3Com Failure to do so may result in damage to the IntellUack or may result in a hazardous situation After the IntelliJack is installed and mounted connect your networking devices such as computers printers etc to any of the four switched ports on the front of the IntelliJack If you installed the adapter plate with pass through ports connect the appropriate device s to the port s You can verify the IntelliJack installation by checking the LEDs n On tThe IntelliJack is connected to the network and a link has been established Off There is no connection to the network On The IntelliJack is receiving power local or via the network When you first connect power to the IntelliJack there will be a delay of approximately 5 seconds The power LED light will blink several times before remaining solid on Off The IntelliJack is not receiving power Additionally each of the switched ports has a green LED which lights when a device is connected Port 1 also has an amber LED which lights when the IntelliJack is forwarding power to a connected device 14 CHAPTER 1 INSTALLING THE NJ220 INTELLUACK System Requirements Installing the Local and Central Configuration Managers INSTALLING THE CONFIGURATION MANAGERS Once you have installed the NJ220 hardware you need to configure it for use on your particular network To configure the NJ220 install the Local and Central Configuration managers NOTE Y
58. n this appendix You are entitled to bug fix maintenance releases for the version of software that you initially purchased with your 3Com product To obtain access to this software you need to register your product and then use the Serial Number as your login Restricted Software is available at http eSupport 3com com To obtain software releases that follow the software version that you originally purchased 3Com recommends that you buy an Express or Guardian contract a Software Upgrades contract or an equivalent support contract from 3Com or your reseller Support contracts that include software upgrades cover feature enhancements incremental functionality and bug fixes but they do not include software that Is released by 3Com as a separately ordered product Separately orderable software releases and licenses are listed in the 3Com Price List and are avallable for purchase from your 3Com reseller 3Com offers telephone internet and e mail access to technical support and repair services To access these services for your region use the appropriate telephone number URL or e mail address from the table in the next section To obtain telephone support as part of your warranty and other service benefits you must first register your product at http eSupport 3com com Country Contact Us 69 When you contact 3Com for assistance please have the following information ready Product model name part number and seri
59. name EAP Type Password MEE Help Save E sit Refresh Apply 17 You can view the Event Alert Level and 802 1X Settings configured for this particular NJ220 802 1X is a security protocol for LANs that relies on the Extensible Authentication Protocol EAP to pass messages to RADIUS authentication servers NOTE For help configuring SNMP and 802 1X settings for your system see the f Changing Device Configuration section on page 43 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER Different Alert Levels notify you of specific events happening with the IntelliJack Each level above O provides different types of event alerts as described below Alert Level Level 0 Disable all alert messages Level 1 Allow critical alerts Level 2 Allow standard alerts Level 3 Allow all alerts Notifying Event None Device Power Failure Reboot Abnormal Reboot IP Address Change Device Power Failure Reboot Abnormal Reboot IP Address Change Unauthorized Access Device Power Failure Reboot Abnormal Reboot IP Address Change Unauthorized Access Normal Reboot NBX phone plugged in NBX phone removed Next to the Event Alert Level field is a box labeled Receive Alert If you are running the Central Configuration Manager on more than one machine in your organization the Receive Alert box will only be active for the last CCM that discovered the device The box will be grayed out on the CCMs of all other machines
60. ng from LAN tag scheme Frames are received unmadifie Iv Management Port WLAN ID i i Cancel Port Based Settings 12 To change the Port Based Settings first select the Port s tab you want to make the changes to 13 To change the Look up Scheme from the default of Use Both click the box and select an option from the drop list Both the Use IEEE 802 1p Traffic Class Field and Use IP TOS DiffServ fields look up schemes examine Ethernet packets to determine their prioritization The former looks at one portion of the packet effectively making it a Layer 2 tool The latter looks at a different part of the packet effectively making it a Layer 3 tool The Look up Scheme is part of the prioritization of Ethernet packets Prioritization determines which packets clear the buffer first If you didn t care about the prioritization of packets you would choose None If you wanted to prioritize voice packets on Port 1 for example you would choose another option Changing Device Configuration 47 14 The default setting for the Default Priority Level is 802 1p Priority O or 1 You can 15 16 17 change this setting to Priority 2 or 3 Priority 4 or 5 or Priority 6 or 7 The IntelliJack has four traffic queues with two priorities per queue The lowest numbers 0 and 1 have the lowest priority The default priority traffic is called Best Effort and serves as a baseline priority for all standard Ethernet traffic If you
61. on 51 26 To set advanced 802 1X security settings click the Advanced Settings button in the Security Configuration window 602 1 Advanced Settings Accounting Settings iw Primary Accounting Server Configure gt I Secondary Accounting Server Configure 5upplicant Settings Iv Supplicant Enable EAP Type User Mame Password cancel Primary and secondary accounting servers are similar to the settings for RADIUS servers The supplicant settings let you configure the IntelliJack as a supplicant to an 802 1X enabled upstream switch To enable this option select the box next to Supplicant When you do the other fields on the screen will become active You can enter a Supplicant User Name and Password as well as an EAP Type setting MD5 is the only EAP type that the IntelliJack currently supports 52 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER SNMP Configuration 27 Click the SNMP Configuration tab to change the SNMP settings of the NJ220 28 29 30 Device Configuration General Configuration Priority amp VLAN Configuration Security Configuration SNMP Configuration Advanced Configuration set Permission Disable SNMP Ser operation y Get Community String public iw Set Community String private Sel SNMP Trap Enabled E E iw Set Cold Start Trap Disabled i Set Link Down Trap Disabled iw Set Link Up Trap Disabled Set Authentication Fail Trap
62. otiation Power Over Ethernet Capacitive Power Discovery Process and IEEE 802 3af Power forwarding IEEE802 3af 7 watts 48 volts Features Power Over Ethernet Local power supply Voice Over IP VoIP Compatible with IEEE 802 3af and Capacitive Power Discovery Process Required for networks that do not support Power Over Ethernet Compatible with VolP standard Power forwarding RMON Counters InUnicasts InBroadcasts InPause InMulticasts InFCSErr AlignErr InGoodOctets InBadOctets Undersize Fragments In64Octets In127Octets In255Octets In5110Octets In1023Octets InMaxOctets Jabber Oversize Power forwarding Port number 1 can be used with any standard networking device as well as to power a device such as a VoIP telephone on a network that uses IEEE 802 3af compatible Power Over Ethernet Total valid frames received with a unicast Destination Address A valid frame has a good FCS and its size is greater than 64 bytes and less than 1518 for non tagged frames 1522 for tagged frames or 1535 if MaxFrameSize 1 set in global control register Total valid frames received with destination address equal to FF FF FF FF FF FF Total pause frames received Total valid frames received with multicast destination address that are not counted in InBroadcasts or InPause Total frames received with a valid length and an invalid FCS Total frames received with valid length that hav
63. ou may want to provide network access between the hours of 7 00 a m and 10 00 p m You can use the schedule function to automatically turn off the ports at 10 00 p m You can even use this feature to automatically repeat the operation on a regular basis NOTE If a NJ220 IntellUack that was once discovered by the Central Configuration Manager is no longer connected to your network or if you just want to remove a device from the current database you can select Delete Device from the Devices menu From the file menu you can use the features Backup and Restore The Backup operation lets you save a snapshot of the configuration of one or more IntelliJacks You would most likely use the Backup operation if you wanted to save the configurations of a number of IntelliJacks e g all the IntelliJacks in a particular subnet When you use the Backup operation you will be asked for a Secret Key This is different than the IntelliJack passwords you have already defined It is a password that protects the backup configuration 58 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER The Restore operation lets you recover configurations you saved with Backup When you initiate a Restore you will be asked for the Secret Key you established with the Backup operation Finding Computers Connected to NJ220 Devices 59 Finding Computers Occasionally you may need to find out which IntelliJack a networked device such Connected to NJ220 as a PC is connected
64. ou will use the Local Configuration Manager for initial configuration of the NJ220 on your network It s usually easiest if you load this software on a laptop and use it to configure IntellUacks as you install them The NJ220 Central Configuration Manager is used for advanced configuration and management of one or more NJ220s on your network This software should be installed on the machine you plan to use to manage your NJ220s from a remote location perhaps the same console you use for SNMP management The machine you install the software on should meet the following requirements e Pentium processor e Minimum of 15MB disk space e Windows 2000 Windows XP Pro or Windows NT 4 0 with Service Pack 6 installed While Windows 95 and Windows 98 are not recommended operating systems for use with management platforms the Configuration Manager software may work with them or Windows Vista Run the following steps to install the Configuration Manager software Insert the Configuration Manager software CD into your Windows 2000 Windows XP Pro Windows NT or Windows Vista computer 16 CHAPTER 2 INSTALLING THE CONFIGURATION MANAGERS 2 If your computer is configured to Auto Play CDs the installation will start automatically If not double click the setup exe icon on the CD and you will see this window 3 Click Next to continue Welcome to the InstallShield Wizard for 3Com IJ NJ Configuration Software The InstallShield Ri Wizard will
65. ouping options available to you in the drop down list at the top left corner of the main window 2 Select Upgrade from the devices menu A window like this will appear II Central Configuration Manager Firmware upgrades will take up ba 1 minute per device During the upgrade process vau will not be able to manage the Network Jack and devices connected to iE will mot have access to the network Do ou wank Eo continue Upgrade Wizard Specify Update File Image file name niz20 2001 bin Browse Schedule Upgrade 7 ime f Update now t Update at 4 Select a valid firmware image by typing the path to the file or by using the Browse button Upgrading the NJ220 Firmware 61 5 Select the time to perform the upgrade You can either send the update file immediately or select a specific time and date to send the file You may for example want to perform an upgrade during off hours such as a weekend 6 Click Next and a window like this will appear Upgrade Wizard Current Time 11 54 1171 7 2003 Upgrade Time 11 54 11717 2003 Firmaware File Name njz20 2001 bin Firmware Version INJack firmware Ver 200 Password pe IP Address 208 90 77 35 Bld 5 Rm 305 Total devices 1 cancel 7 Review the list of IntelliJacks you want to upgrade If you want to modify this list click Cancel and restart the firmware upgrade procedure
66. plorer or Netscape browser and point it to the following URL http Your Server IP Address 7 8080 3ComIJNJ main index jsp 24 CHAPTER 2 INSTALLING THE CONFIGURATION MANAGERS Initializing the NJ220 IntelliJack USING THE LOCAL CONFIGURATION MANAGER Once you have installed the NJ220 hardware on your network and the Local Configuration Manager software on your computer you need to perform an initial configuration of the IntelliJack 1 The first step is to connect your computer to the NJ220 that you are installing Attach an Ethernet cable from a computer running the Local Configuration Manager software to any one of the four personal area network PAN ports on the front of the NJ220 2 Click on the desktop shortcut icon labeled IJ NJ Local Contig Mgr to start the program When it launches you will see a window like this E JNJ Local Configuration Manager E AA Information MAC Address 00 04 75 C4 38 1 3 Serial Number IHXFS C43B13 Firmware Version Version 20 0 General Advanced Location Information Bld 5 Aim 305 Group Mame Sales t Obtain IP Address via DHCP I La Manually specify IP Address IP Address Subnet Mask enn E Default Gateway Huer Guit Help 3 The MAC address Serial Number and Firmware Version of the currently connected NJ220 will appear at the top of the window If you connect to another NJ220 you must click the Query button to refresh the window If you are not conn
67. riority traffic will be removed from the buffer After it is removed the next priority traffic type would be removed and so on This ensures that the most important or time critical data is passed first but it could potentially slow traffic from other ports You can change the Outgoing to LAN tag scheme for the IntelliJack By default frames are transmitted unmodified This setting ensures that you will not risk losing communication with upstream switches due to misaligned VLAN IDs VIDs If you want to configure traffic from a port on the IntelliJack you can add a tag to the frame This lets you separate traffic into different VLANs You can also change the Incoming from LAN tag scheme By default all frames are received unmodified By receiving frames unmodified you will not risk losing communication between upstream switches and the devices connected to the Intelli yack due to misaligned VIDs If an upstream switch is sending a tagged packet but the device connected to one of the IntelliJack ports does not need the tag information you can remove the tag It is common practice to set the VLAN ID VID of the management port to VID 1 and this is the default value The management port is the port through which all commands to and from the Intelli Jack are communicated You may want to separate management traffic from other network traffic by assigning the Management Port of the IntelliJack to a different VID You should make sure
68. ronics Engineers Inc All other company and product names may be trademarks of the respective companies with which they are associated ENVIRONMENTAL STATEMENT It is the policy of 3Com Corporation to be environmentally friendly in all operations To uphold our policy we are committed to Establishing environmental performance standards that comply with national legislation and regulations Conserving energy materials and natural resources in all operations Reducing the waste generated by all operations Ensuring that all waste conforms to recognized environmental standards Maximizing the recyclable and reusable content of all products Ensuring that all products can be recycled reused and disposed of safely Ensuring that all products are labelled according to recognized environmental standards Improving our environmental record on a continual basis End of Life Statement 3Com processes allow for the recovery reclamation and safe disposal of all end of life electronic components Regulated Materials Statement 3Com products do not contain any hazardous or ozone depleting material Environmental Statement about the Documentation The documentation for this product is printed on paper that comes from sustainable managed forests it is fully biodegradable and recyclable and is completely chlorine free The varnish is environmentally friendly and the inks are vegetable based with a low heavy metal content CONTENTS INSTALLING
69. ross over cables If you use cross over cables to connect devices to your network you would need to set this option to Manual MDIX Configuration so that network traffic can pass between the device and the PAN port of the IntelliJack 38 You may want change the Data Rate Control options The default settings allow all types of traffic to pass through the IntelliJack at full bandwidth You can change the frame limitations to slow down or block particular types of traffic For example you may want to allow unicast traffic to pass at full bandwidth but restrict broadcast traffic because you are concerned about a type of virus that triggers broadcast storms With the Data Rate Control you can configure the IntelliJack to only allow unicast traffic to pass 39 40 Changing Device Configuration 55 With Data Rate Control settings you can reduce the network traffic soeed on the IntelliJack to as little as 128 Kbps This can be useful if the machine is in a public area where you only want to provide a minimum speed connection Even though there are only eight rate limiting choices in the pull down menu you can actually increase the number of options you have by setting the Priority Levels on the Priority and VLAN Configuration tab The following chart shows the various options you can choose on a per port basis 1 Mb 2 Mb 128 Kbps 256 Kbps 256 Kbps 512 Kbps 512 Kbps 1 Mb 512 Kbps 1 Mb 2 Mb 4 Mb 8 Mb Up to 100 Mb
70. tain non urgent support in this region at this email address apr technical support 3com com Or request a return material authorization number RMA by FAX using this number 61 2 9937 5048 or send an email at this email address ap_rma_request 3com com Europe Middle East and Africa Telephone Technical Support and Repair From anywhere in these regions not listed below call 44 1442 435529 From the following countries call the appropriate number 70 APPENDIX B OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS Country Telephone Number Country Austria 0800 297 468 Luxembourg Belgium 0800 71429 Netherlands Denmark 800 17309 Norway Finland 0800 113153 Poland France 0800 917959 Portugal Germany 0800 182 1502 South Africa Hungary 06800 12813 Spain Ireland 1800 553 117 Sweden Israel 180 945 3794 Switzerland Italy 800 879489 U K Telephone Number 800 23025 0800 0227788 800 11376 00800 4411 357 800 831416 0800 995 014 900 936 919 020 795 482 0800 553 072 0800 096 3266 You can also obtain support in this region using this URL http emea 3com com support email htm You can also obtain non urgent support in this region at these email addresses Technical support and general requests customer support 3com com Return material authorization warranty repair 3com com Contract requests emea_contract 3com com Latin America Telephone Technical Support and Repair Antigua 1 800 988 2112 Guatemala Argentina 0 810 444 3COM Haiti
71. tatistics about the number of good or bad packets each port has received and transmitted based on how you have configured the Counter Mode setting see step 7 on page 36 The bottom half of the window shows Remote MONitoring RMON counters for the LAN port and each of the four PAN ports on the IntelliJack RMON counters are extensions to the Simple Network Management Protocol SNMP that provide comprehensive network monitoring capabilities see appendix C page 71 for detailed information To load the counter information from the IntelliJack click the Read button This window lets you monitor the traffic through your network by displaying Statistics for many types of packets The left side shows Ingress counters for packets coming into the IntelliJack s port The right side shows Egress counters for packets leaving the port 40 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER You can reset all counters to zero by clicking Clear To save device data to a log file click Get Device Log This will prompt you for a filename and location to save the log file j NOTE The device log records information regarding watch dog timer errors or ig other abnormalities If for example the Intellilack has unexpectedly rebooted the event will be recorded in the device log 3Com Customer Support can use information in the device log to help with troubleshooting We recommend that you do not attempt to use this log SNMP Settin
72. th of exactly 64 octets including those with errors Total frames transmitted with a length of between 65 and 127 octets inclusive including those with errors Total frames transmitted with a length of between 128 and 255 octets inclusive including those with errors Total frames transmitted with a length of between 256 and 511 octets inclusive including those with errors Total frames transmitted with a length of between 512 and 1023 octets inclusive including those with errors Total frames transmitted with a length of between 1024 and 1522 octets inclusive including those with errors Total number of collisions during frame transmission Total number of times collision is detected later than 512 bit times into the transmission of a frame Total number of frames not transmitted because the frame experienced 16 transmission attempts and was discarded The discard will only occur if DiscardExcessive is set to a 1 in global control register Total number of successfully transmitted frames that experienced more than on collision Single Deferred Total number of successfully transmitted frames that experienced exactly one collision Total number of successfully transmitted frames that are delayed because the medium is busy during the first attempt 75 76 Product Specifications REGULATORY INFORMATION FCC COMPLIANCE FCC CLASS A VERIFICATION STATEMENT INDUSTRY CANADA IC COMPLIANCE STATEMENT AVI
73. that the VID for the management port of the IntelliJack is the same as the VID for management ports of upstream devices Changing Device Configuration 49 Security Configuration 21 Select the Security Configuration tab to set the security options of the NJ220 IntelliJack Device Configuration General Configuration Priority amp VLAN Configuration security Configuration SNMP Configuration Advanced Configuration Iw Change Device Password AA Mew Password Repeat Password Iw Local Config Permission Enable Local Configuration B021 Part Port Port Port4 Iv Port Authorize Mode Disable 802 1 i E Iw Reauthentication Interval Disable iv Primary RADIUS Server Lanfigure d i Secondam RADIUS Server Configure gt Advanced Settings Password 22 You can change the device password the default password is password and ig either enable or disable local configuration NOTE You should change the password to ensure that no one else can re configure your system Make sure you remember the new password you set If you forget the new password you will not be able to perform any other configuration tasks unless you send the device back to 3Com 802 1X 23 To change 802 1X settings for a specific port select that port s tab and make the changes by clicking the box and selecting an option from the drop list The default setting for Port Authorize Mode is Disable 802 1X 802 1X is
74. to This is one of the many situations where the Location Devices Information field of the NJ220 can be very useful If you know the IP address or MAC address of the computer or networked device you can use the Central Configuration Manager to find the right IntelliJack 1 Select Find Location from the Tools menu You will see a window like this Find Network Jack This function helps you find the Network Jack that the device vou specify by IP ar MAC is connected to Find Network Jack connected to the following device IP Dg 90 7 6 Find Network Jack connected to the following device MAC 515 ale m d Search Result Find Device IP Address 209 90 17 35 Port Ho 1 Location Bld 5 Am 305 E sit 2 Enter the IP address or the MAC address of the network device you wish to find 3 Click the Find button When the search is complete the Search Results field will display the IP address of the NJ220 that the network device is connected to It will also show the Location Name assigned to the IntelliJack and which PAN port the network device is using 4 Click OK to close the window 60 CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER Upgrading the NJ220 Firmware You can upgrade the firmware on your NJ220s over the network from the Central Configuration Manager To do so follow these steps 1 Select one or more IntelliJacks you want to upgrade You can select groups of Intelli Jacks using one of the gr
75. ttings Changing Device ondulada dare tet ee ke eee eee eae dol 43 Genera COM MOU ON rs e it ad ee ee o pipeta tees a ed 44 Identification Settings Hardware Settings Porty VEAN COn BEBE DEL as etit ds slo a E AE Bis 46 Port Based Settings Other VLAN Settings Soc ESA NULO a sat 49 Device Password 802 1X a A oe eh Cee aded es ee Bole Bates 52 Advanced CON MON ad a ao Sn Gk Black Secale art BSR ae Se lo tects Gee ats eco ta ere a he 53 Event Alerts Port Based Configuration Flow Control AutoMDI X Data Rate Control Res OMG DETEN E toscas ia tt Tr 55 Finding Computers Connected to Intelllacks ex oros iii LU a ae un 59 Upgrading the NJ220 Firmware Ss cs etos pia a is tica tl begat 60 VIEWING LOGICS as cedidas Onan bid baie oO Rea MOREA Goad Ss Tr 63 Viewing and Canceling Scheduled Firmware Upgrades 64 TROUBLESHOOTING THE NJ220 Troubleshooting Matrix ei os A OS IS A de ia li 65 TECHNICAL SUPPORT Mo AS A OD A eins ea a Oa de Ree a 67 SON GS P Pre rrr 68 PRODUCT SPECIFICATIONS WARRANTY AND REGULATORY INFORMATION INSTALLING THE NJ220 INTELLIJACK The 3Com NJ220 IntelliJack is a 4 port managed Ethernet switch that fits into any standard electrical wall outlet or data port opening It brings switching capabilities to any single port on an Ethernet network by allowing you to connect up to four networking devices such as computer printers and Voice Over IP VoIP teleohones to the network via one Ethernet port
76. u can Set Trap Destination by entering the IP address of your SNMP management console This eliminates the need to build a Trap Destination Table via a Management Information Database MIB browser Set the Trap Community String in the final field of this window Select the Advanced Configuration tab for this window Device Configuration General Configuration Priority amp VLAN Configuration Securte Configuration SNMP Configuration Advanced Configuration le Event Alert Level Level 2 allow standard alerts Allow following alerts fram device IP Address Change Device Power Fallure 4bnormal Reboot Unauthorized access Port Port Porta Part w Flow Control Ott v Aute DI s Manual MDI configuration 7 Limit All Frames Ma Limit Full bandwidth Ww Max Frame Size 11522 if tagged or 1518 i not tagged Restore Base Configuration iw Data Rate Control Cancel Event Alert Levels At the top of this window is a setting to specify the Event Alert Level The NJ220 can alert you when specific events occur While this lets you monitor and respond to network events more quickly it also creates an additional workload As a result the default setting is disable all event notification with additional levels of alerts depending on how many events you want to monitor CHAPTER 4 USING THE CENTRAL CONFIGURATION MANAGER You can change the Alert Level if you want to be notified of specific
77. ue Disabled Blank Default Value Forwarding Auto negotiation Off Force MDI 3 Tag amp IPV4 0 or 1 1 Disable VLANs All frames No limit The values that remain unchanged when you click Restore Base Configuration are e Group Name e Location Name e Password e P Address e DHCP Settings e SNMP Get Set and Trap Community Strings e SNMP Trap Destination IP Address e Subnet Mask e Gateway e Device Log stored in EEPROM e Management Port VID Changing Device Configuration 57 41 When you are finished entering the configuration changes to your NJ220 42 43 IntelliJack click the OK button and a Configuration Progress dialog box will appear If you don t want to apply the changes you made click Exit to discard those changes and exit the window Configuration Progress Devices Password pa 0 Total devices 1 Configuration Summary IP Address Status 203 90 77 35 Configuring If you click Configuration Summary you will see a summary of all the changes you have made Enter your password and click Start As the IntelliJacks are configured their status will be updated in the Status column If you want to schedule the configuration changes to take effect at a later time or date click the Schedule button The schedule function lets you schedule when you want a configuration operation to occur For example you could turn ports on and off at pre designated times In a public area for instance y
78. wer cable that uses Capacitive Power Discovery 3CNJVOIPMOD 20 3CNJVOIP CPOD 3CNJVOIP CPOD 20 Extension ring For ensuring that the IntelliJack is properly 3CNJEXTRING mounted to a cubicle required if the cubicle opening Has a depth of fewer than 1 5 inches Does not support the NEMA WD6 standard Does not have pre drilled screw holes for standard mounting Installing the Installing the IntelliJack consists of the following steps IntelliJack Process compatible Power Over Ethernet Set up the power supply page 6 Install the adapter plate and pass through ports page 8 Plan the installation page 9 Set up the network cabling at your site page 10 Connect the IntelliJack to the network page 10 Mount the IntelliJack to the wall or office cubicle page 1 1 JJ GH Uu BP WN Connect the local power supply page 12 optional not required if your network supports Power Over Ethernet or if you are using a single port or multi port power Supply 8 Connect network devices to the IntelliJack page 13 Setting up the Power Supply The following diagram displays an overview of the recommended installation where the IntelliJack is being connected to an Ethernet network cable that is terminated with a female RJ 45 connector Detailed installation instructions are included in the sections that follow Wall s TO Wiring i dosal Network cabla 5 i R45 T coupler cable Power to the IntelliJack

3Com® IntelliJack® Switch NJ220

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