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SANSlide SSiS150 User Manual v1.0

1. Note These Nodes will be automatically saved and will restore on reboot ISCSI Node Page 23 Advanced Mode Gonflquration set Node Transter Limit Limit Walle a min s Tagen nae Configuring a Node These steps are only necessary if you want to limit the amount of bandwidth SANSlide uses Procedure Limiting bandwidth 4 1 Select a Node from the Node list when selected the background colour will become blue Steps 4 2 In the window that appears check the Set Transfer Limit checkbox 4 3 Enter in the limiting value in Megabytes a second 4 4 Click on Ok to start the limit a Note The bandwidth limit will become instantly effective Result The Remote Node s you have added will be displayed in the List of Remote Nodes list Related Topics e 6 1 Remote Node Management SANSlide SSiS150 Page 24 4 3 Installed Configuration Now you have completed the local configuration the Nodes can now be relocated to their remote locations and the continuation of the configuration can be done remotely The Installed Configuration will take you through the following steps Step 5 Remotely Connecting to a Node Optional
2. Result On a successful ping the text box below the buttons should fill with text similar to that below PING Address Address 56 data bytes 64 bytes from Address seq 0 ttl 64 time 0 600 ms 64 bytes from Address seq l ttl 64 time 0 129 ms 64 bytes from Address seq 2 ttl 64 time 0 096 ms 64 bytes from Address seq 3 ttl 64 time 0 143 ms 64 bytes from Address seq 4 ttl 64 time 0 094 ms Address ping statistics 5 packets transmitted 5 packets received 0 packet loss round trip min avg max 0 094 0 212 0 600 ms a Note Where Address is the IP address you entered If the results of the ping match the output above this completes the initial set up if not please retry step 1 Related Topics e 5 1 Connections SANSlide SSiS150 Page 20 Step 3 Security Options Optional You will only need to complete this step if e You want to change the password from the default e You want to enable HTTPS This stage is not necessary for configuring the Nodes but for your security it is recommended to complete the following configuration changes If you do not require these features or are going to configure them at a later stage proceed to step 4 The following can be completed for Example 1 Nodes A and B or Example 2 Nodes C and D Navigation Click on the Passwords amp Security button under the Network section of the main window This will now bring up a new configuration page Passwords
3. Creating multiple connections Optional If the user wishes to create multiple connections to an iSCSI Session return to the Session tab in the Target Properties window SANSlide SSiS150 Page 96 Click on the MCS button and a window should appear This is shown below Multiple Connected Session MCS Ed MES policy Description The round robin policy attempts to evenly distribute incoming requests to all processing paths This session has the Following connections Source Portal Target Portal Weight 0 0 0 0 61894 10 10 10 107 5 Connected Active nj mm E To add a connection click Add Add To remove a connection select the connection above and then Remove click Remove To edit the path settings For the MES policy select a Edit connection above and then click Edit The Multiple Connected Session window shows how many iSCSI Connections are active and the type of load balance used For all iSCSI Sessions there will be at least one leading connection iSCSI connections can be added and removed at any time all apart from the leading connection which can only be removed when the iSCSI Session is logged off The MCS policy specifies how the data is distributed over multiple connections The main policies that should be used are Round Robin and Fail Over Only Round Robin will utilize all connections for data and evenly distribute the data Fail Over Only
4. Se is ere ma Network 1 bad Target Portal 10 0 0 154 32801 bad MERC F Chedccurn Data Digest iSCSI target logging on Procedure Logging on to Targets Steps 6 10 Select a target from the Targets list each target is displayed by its IQN when _ selected the background colour will become blue 6 11 Click the Log On button underneath the list a pop up menu will appear 6 12 If you wish for the unit to connect to this IQN after a reset or reboot then check the Automatically restore this connection on boot checkbox It is recommended that this feature be enabled 6 13 Select the source interface this is the physical network port that your device is connected on 6 14 Select the target portal from the drop down menu the target portal reflects the network interface and the port that the target device is connected on 6 15 If you wish for data correction and checksums to be used select either or both of the checkboxes Data Digest or Header Digest Note CRC Checksum settings allow you to specify whether data transfer is done using _ Data and or Header Digests Unless the iSCSI device is on a poor quality network where data corruption is likely it is recommended that Header and Data Digests are left disabled as performance will be affected The following steps are optional if you have set up any chap credentials If not progress to step 6 19 Procedure CHAP Login Steps 6 16 Click
5. It is advisable to check on the latest release on a regular basis Where possible firmware on two communicating SANSlide Nodes should be kept consistent New versions of the firmware can be downloaded from the Bridgeworks web site at www 4bridgeworks com support software shtml SANSlide SSiS150 Page 68 Warning Ensure you have the correct firmware for your product IF IN DOUBT ASK The Firmware Updates page will allow the administrator to load new firmware into the Node From within the main menu select the Firmware Updates icon from the Node Maintenance section The GUI will now display the following window The Firmware Update Page Once you have downloaded the new firmware to a local disk drive e Click on the browse button to locate the file you have downloaded from the website e Then click on the update button Updating the firmware will take a few minutes after which it will be necessary to reboot the system to bring the new code into memory 8 4 Saving the Configuration to Disk Once you have finished configuring your Node we recommend that you save your configuration data to a local disk By doing so you could save valuable time if the unit requires replacement or if a configuration is lost during upgrades It is also possible to create a Boiler Plate configuration and load this into each new Node as it is initialised This can ease the rollout of multiple Nodes within an enterprise From within the ma
6. ae Target Portal 10 0 0 169 3260 1 w CRC Checksum E Data Digest E Header digest E CHAP Login Username Pop up window for iSCSI Target Logon 7 2 6 Persistent Connection If you wish for the unit to connect to this IQN after a reset or reboot then this box needs to be checked It is recommended that this feature be enabled 7 2 7 CHAP Login If the iSCSI Target Device has CHAP enabled check the tick box and enter the username and password to communicate with this device Once you have completed this window click the OK button The Node should now display the IQN with the word Connected next to it Repeat this process for all the required iSCSI Target Devices SANSlide SSiS150 Page 62 Targets iSCSI with connected targets Note If you enabled Persistent Connection these devices will be also displayed in the Persistent Targets window below the Targets window a 7 2 8 Log Off From the Targets list select the target you wish to remove when selected the background colour will change to blue Click the log off button below a message will appear saying Are you sure you want to Log Off Click the OK button if you wish the target to become inactive 7 2 9 Refresh Targets lf at a point after the initial discovery your discovery device has had additional targets added to it the refresh button will update the targets list to present those devices 7 2 10 Remove
7. CPU This indicates the percentage of the time the CPU is occupied undertaking the management and scheduling the transfer of data between the two interfaces e Memory usage This indicates the percentage of memory used by all processes 8 2 System Log This system information page will allow the administrator to view the log status that the Node encounters whilst running From within the main menu select the View Log file icon from the Node Maintenance section The GUI will now display the following window iSCSI Node Page 67 System Log System Log Serial mimber Ipi Firtmince Version shepherd v3 04t Apr ai 2010 16 16 57 iscsi TA ign 2002 12 com br ridgevarks 030462 dan 1 LASIA notice kernel klog ekirtng Jan 1 L chd 20 indo syslogd started BusyBox vi 11 Joan 1 16 24 20 sotice kernel klogd seared Sopit YI1l 1 2010 04 22 14 11 51 ESTI The System Log Page with the Log cleared Below the log display pane are two options e Clear system logs this will delete the current and saved logs within the Node e Download this will download the log files to your local disk You may be asked by our support team to email this log file to them to aid them in any problem resolution 8 3 Firmware Updates From time to time it may be necessary to upgrade the firmware within the Node New versions contain resolutions to Known issues as well as new features and improvements to the functionality of the Node
8. If a target has been made to be persistent it will appear in the persistent target list To stop the target from restoring on reboot select the target from the persistent list the background colour will become blue Click on the remove button a message will appear saying Are you sure you want to remove the selected persistent Target Click the OK button if you to remove the selected persistent target cancel if not ISCSI Node Page 63 7 3 iSCSI Target Configuration This configuration page will allow the administrator to configure the password and username for the CHAP authorisation on the Node CHAP is an authentication scheme used by servers to validate the identity of clients and vice versa When CHAP is enabled the initiator must send the correct username and target password to gain access to the iSCSI Node The initiator secret is provided to allow iSCSI mutual CHAP If mutual CHAP is selected on the initiator the iSCSI Node will authenticate itself with the initiator using the initiator secret From within the main menu select the iSCSI Target icon from the SCSI System group The GUI will now display the following window s ISCSI Target Authorisation Chap enabled Usormarmr iSCSI Target Page 7 3 1 CHAP To enable CHAP click the tick box and enter the following details e Username this is the same name as specified in the iSCSI host e Initiator Secret this is the password defined in the iSCSI host
9. Name Status ign 1988 11 com dell b9ad34 spi 6 0 0 Connected ign 1988 11 com dell b9ad34 spi 6 0 1 Inactive Step 4 Viewing iSCSI Session Details Now that the user has connected to an iSCSI Target to check that the device is connected click on the Details button A window should appear Target Properties Sessions Devices Properties This target has the following sessions Identifier Ii FFFFFFFFa741d31c 40000 13700000008 Session Properties Target portal group 1 Status Connected Connection count 1 Session Connections To configure how the connections within this session are load balanced click Connections Connections In this window the user can view the iSCSI Sessions associated to the iSCSI Target how many connections are attached to each iSCSI Session and the Target Portal Group If the user clicks on the Device tab he should see details of the target device Here we can see that the device is an IBM LTO Tape drive SANSlide SSiS150 Page 84 Target Prope rties Sessions Devices Properties These are the devices exposed by iSCSI sessions to the target Click Advanced to view information about the device and configure the multipath policy Devices Device Name MFI Capable IBM ULTRIUM HH3 SCSI Sequential Device LTO Tape drive Step 5 Creating multiple connections Optional If the user wishes to create multiple connections to an iSCSI Session return to the Ses
10. i Bridgeworks SANSlide SSiS150 iSCSI Node User Manual V1 0 Bridgeworks 135 Somerford Road Christchurch Dorset BH23 3PY Tel 44 0 1202 588 588 Fax 44 0 1202 588 589 Email support 4bridgeworks com Manual Revision History Revision Date Firmware 1 0 April 2012 V3 03 SANSlide SSiS150 Page 2 Warning The Bridgeworks SANSlide Node contains no user serviceable components Only an authorised service centre should carry out servicing or repairs Unauthorised repairs or modifications will immediately void your warranty Before you start There are a number of additional pieces of equipment you will require for the successful installation of your Node Ethernet Cable You will require a good quality cable of suitable length to go between your network access point and the iSCSI Node This should be marked as certified to Cat 5e and have a RJ45 style connector at the Node end If you are in any doubt contact your reseller for assistance If you are in any doubt contact your reseller for extra assistance ISCSI Node Page 3 Table of Contents AO MATHOOUGUOMN oireisiin stadt cel eactn eediadendediadibeelegeesietieds 6 FOV EW dere Aenea END Sn ron Se RIS to Sta oon a eRe re Eve Cr aR eS a ee 6 PZ WA ell Layout cenna ue eane Wuaamacineneienna ecnuticis sie cl cneisiciedticis teed ceunene uae tmne eau taauiae 7 Deo LISTIPIMONS ee hosted Oars E cae ee sain Aaa ASS 05 oh oe betel Gea nae 7 ZO A
11. Step 6 Configuring the iSCSI Initiator Step 7 Configure the iSCSI Target Optional Step 8 Refreshing the Devices Step 9 iSCSI Sessions Optional Step 10 Instigating the Learn Process ISCSI Node Page 25 Step 5 Remotely Connecting to a Node Optional You will only need to complete this step if e You want to configure the settings on a Node and do not have direct access to the web interface for that Node During the set up of your Nodes it may not be possible to directly access the web interface on a Node remote control can be used to take control of any other Node added to your local Node Navigation From within the root window select the Remote Node Management icon The following screen will be displayed Kemele Node Manaren Hone rde i Node Alita md pew orks nahis Romote Administration aif Let of Remote Nodes Remote Node Management Procedure Starting remote Node control 5 1 Highlight the Node you wish to connect to by clicking the Node in the remote Node list 5 2 Click the Start Remote Node Control button at the bottom of the list 5 3 The Web Interface will now display the login screen of the remote Node as normal login to that Node using the credentials of the remote Node 5 4 Repeat this process with any other Nodes you may have to configure SANSlide SSiS150 Page 26 Result Whenever a remote control session is underway there will be a yellow bar at the top of th
12. click Report More about Configuration a c In this window the user is able to configure the initiator name specify the initiator secret and set up the IPsec connections For the purpose of this document we shall leave the initiator name as the default ISCSI Node Page 89 If you intend to use Mutual CHAP authentication you must enter the initiator secret on this page Click on the secret button and a window should be displayed iSCSI Initiator Mutual CHAP Secret Fa The S51 initiator mutual CHAP secret is used bo authenticate the target The secret entered here will have bo be configured on each target thak you wish bo use mutual CHAP Mutual CHAF requires the use of initiator authentication when connecting to the target this can be done by using the advanced options when making connections to the target To clear the secret From the initiator click Clear and then Cancel Initiator CHAF secret Enter in the initiator secret and click OK The secret should be between 12 and 16 characters Make a note of this secret as you will need to enter this as part of configuring CHAP on the iSCSI Node Step 2 Discovery of Devices Before the user can connect to an iSCSI Target the targets must be discovered Click on the Discovery tab and you should see the window below iSCSI Initiator Properties xi Targets Discovery Favorite Targets volumes and Devices RADIUS Configuration Target portals The sys
13. 7 Repeat step 7 6 for each additional port you wish to configure 7 8 Click on the save button the changes will take effect immediately Result Password authentication will now be required when ever an iSCSI initiator connects to the system and the TCP port number will have to be changed to the value you have specified Related Topics e 7 3 iSCSI Target Configuration ISCSI Node Page 33 Step 8 Refreshing the Devices Once you have configured the devices and ports it may be necessary to refresh the devices on each of your Nodes to reflect any changes made in the previous steps This step may not be necessary but is advised to make sure your Nodes are up to date The following steps should be implemented for Example 1 Node A and Example 2 Node C and D Navigation From the main menu select the Remote Device Management icon the GUI will display the following screen The Remote Device Management Page Procedure Refreshing the device list 8 1 Select the Node you want to refresh the devices on from the Host Name list When selected the Node will become blue 8 2 Click on the Refresh Devices button at the bottom of the screen The screen will go grey and a frame will appear with a blue loading bar 8 3 Click on Ok to acknowledge the refreshed devices 8 4 Repeat step 8 1 to 8 3 for each Node SANSlide SSiS150 Page 34 Result Once completed a report will be returned informing you of the pr
14. CHAP settings then return to Targets tab and click Refresh If still no devices are displayed check network cables and that the iSCSI Node is operational To connect to one of the iSCSI Targets click on one of the target names and then click the Log on button In this example we have chosen the first target A window should appear Log On to Target Target name gn 1988 11 com dell b9ad34 spi Automatically restore this connection when the computer starts Enable multi path A Only select this option if iSCSI multi path software is already installed on your computer lf the user wishes to connect to the target automatically when the computer is booted click the checkbox Automatically restore this connection when the computer starts Even if the user wishes to connect to the iSCSI Target using multi path they should not check Enable multi path Checkbox This will be covered in a following section Now click on the advanced button to see the advanced settings A window should appear as below SANSlide SSiS150 Page 82 E Data digest E Header digest CHAP logon information CHAP helps ensure data security by providing authentication between a target and an initiator To use it specify the same target CHAP secret that was configured on the target For this initiator User name ign 1991 05 com microsoft tarquin vista Target secret Use RADIUS to generate user authentication credentials Perfo
15. Device Management This configuration page will allow the Adding and Removing of Nodes the instigation of a learning cycle and the ability to take remote control of other Nodes From within the main menu select the Remote Node Management icon under the Network section The GUI will now display the following window Remote Divia Manaqgernent Remote Nodas jote Node from Uhe list betie Remote Device Management To refresh the devices on this list select the Node you want to refresh the devices on from the Host Name list and click on it When successfully selected the Node will become blue Click on the Refresh Devices button at the bottom of the screen The screen will go grey and a frame will appear with a blue loading bar as shown below Estabksting connechon plase wat Loading The Remote Device Management page in the process of an update ISCSI Node Page 53 When the loading bar is complete a report will be returned informing you of the progress of the update The Remote Device Management Page which has a Node with multiple Target Devices 6 2 1 Enabling Disabling a Target Device Disabling a target device will prevent it from being presented to your initiating device All target devices are enabled by default To disable a single device uncheck the tick box next to the targets name To enable a device click the checkbox and make sure it has a visible tick within it 6 2 2 Restorin
16. Favorite Targets This will make the system automatically attempt to restore the connection every time this computer restarts Enable multi path Advanced Cancel Even if the user wishes to connect to the iSCSI Target using multi path they should not check Enable multi path Checkbox This will be covered in a following section Now click on the advanced button to see the advanced settings A window should appear as below Advanced Settings 21x General IPsec M Connect using Local adapter Initiator IP betae o Target portal IP loft o iS CRC Checksum I Data digest Il Header digest Enable CHAP log on CHAP Log on information GHAP helps ensure connection security by providing authentication between a target and an initiator To use specify the same name and CHAP secret that was configured on the target for this initiator The name will default to the Initiator Name of the system unless another name is specified Hame ign 1991 05 com microsoft win d3081sidkbe Target secret Perform mutual authentication To Use mutual GHP either specify an initiator secret on the Configuration page or use RADIUS J Use RADIUS to generate user authentication credentials J Use RADIUS to authenticate target credentials This advanced settings page is the same as that of the discovery with one addition On the Connect using section the
17. Logging out of an iSCSI session 9 1 Select session from the list you want to logout from when selected the background colour will become blue Steps 9 2 Click on the logout button the initiator will be instantly logged out SANSlide SSiS150 Page 36 Note Many initiators are configured to automatically reconnect after completing the logout request If this is the case then the connections window may not show any change Result Any iSCSI sessions that have been logged out from will no longer be present in the table Related Topics e 6 2 Remote Device Management ISCSI Node Page 37 Step 10 Instigating the Learn Process This procedure will kick start the Artificial Intelligence module to start learning the characteristics of the link network Once it has completed it will store these values in memory ready for use when data transfer starts The following Nodes Example 1 Node A and Example 2 Node C Node D are the only Nodes that may require the following steps Navigation From the root menu select the remote Node Management icon the GUI will display the following screen bridgeworks Remote Node Management Procedure Initiate a learn 10 1 Select the remote Node that you are going to use for the learn process from the List of Remote Nodes 10 2 Click on the learn button just above the table Note The learn process can take up to 5 min
18. Note Because these parameters are always in a state of continual monitoring by the Al clicking to view these figures will not affect the performance of the data transfer iSCSI Node Page 55 Transfer Statistics Remote Nodes EAE l 18 49 29 Legend ode26 10 10 10 20 Deta Recieve Rete mode26 10 10 10 25 Data Transmission Rate The Transfer Statistics Page with a Selected Node To find out the IP address of a Remote Node leave the mouse over it and it will be displayed in a pop up box Offline A Node will be offline if the link between two SANSlide Nodes has not been re established after a system restart You cannot start the monitoring of the Node until the link has been re established SANSlide SSiS150 iSCS Transfer Statistics Node Control Remote Nodes Console Home SSiIS150DPW Offline i Data Transmission Rate To view the data transfer of a node please select a node from the list above E SS SSSSSS S _ S _S _ S _ S S S The Transfer Statistics Page with the Node Offline SANSlide SSiS150 Page 56 7 0 Interfaces and Devices Configuration This section will detail the operation of the following Interfaces and Devices e 7 1 Local Device 7 1 Local Device Management This configuration page will allow you to view the different target devices that are connected to your Node From within the main menu select the Local Device Management icon under the N
19. amp Security Node Control System Password Console Home Reboot System sink deren New Password Logout typo New saword vo tal L Support Online Help Contact Support Change Password Secure Web Connection Enable HTTPS B Passwords and Security Procedure Changing the Admin password and enabling HTTPS 3 1 Click the checkbox next to Enable HTTPS and click on save A pop up message will inform you that you are going to be logged out click OK 3 2 Login to the Node again under HTTPS 3 3 Navigate back to the Passwords amp Security page 3 4 Enter your existing password the default is admin in the old password field 3 5 Enter the new password of your choosing into the new password field 3 6 Re enter the new password of your choosing into the Retype New Password field ISCSI Node Page 21 Result You are now using HTTPS within your browser this can be verified by confirming the web address starts with https Depending on your browser or if you have completed these steps before it may become necessary to accept a security certificate or specify to ignore an invalid certificate Once the password has been changed successfully the message Password successfully changed will appear Related Topics e 5 2 Passwords and Security SANSlide SSiS150 Page 22 Step 4 Linking together the SANSlide Nodes The following steps will link together your Nodes
20. and should be completed for Example 1 Nodes A and B or Example 2 Nodes C and D Basic Information The IP address used to discover the Node is the address you have assigned to the WAN port on the Node you want to add SANSlide will always attempt to get the best performance possible for the data it is transferring however there may be other traffic on your network that will also need to accesses a share of your links bandwidth this is where the configuring of a SANSlide Node comes in Navigation From within the root window select the Remote Node Management icon The following screen will be displayed a ae Hemele Node Manage Hode Castrol Heme Bde lt _ Conaole Home Node Alias Bebop System Enahie Homonim Acteniost m Logout hae Varo ee Ath if i L ial penent matia Support Lii of Remote ode lt ooe i i Add Node Node Remove Node move Mode ai ordigurie Node Lenti Br Sn Ai ae in oc Remote Node Management Procedure Adding a SANSlide Node Steps 4 1 Click on the Add Node button 4 2 In the window that appears enter the IP address then click the Add button The unit will then search for the Node on the Link Network as indicated by a blue progressing bar 4 3 Click on Ok to confirm the Node 4 4 lf you have more than one Node repeat this operation for all Remote Nodes
21. clicking on each one and clicking learn Note The learn process can take up to 5 minutes to complete The GUI will in another window display the learn transfer graph as shown below Training for Network Conditions Select a Remote Node in the Process of Learning SSiS150DPW 10 10 11 61 Change in Speed measured in MB over time 119MB OKB 15 33 57 15 34 07 15 34 17 15 34 27 15 34 37 15 34 47 Learning A Node in the process of a learn Each Node in the process of a learn can be viewed by clicking on the drop down list of Nodes and selecting the one you wish to monitor Once this has completed as indicated by the bottom text displaying Learn Complete the Pop up window can be closed iSCSI Node Page 51 6 1 4 Restoring of a Node When a Node has been restarted and it is in the process of re establishing its link to another Node the words Connecting may appear next to the Nodes name in brackets and the text will be in italics as shown below Home Node Node Alles Enable Remote Administration List of Remote Nodes A Node in the process of restoring its Links During this time it is not possible to use the features of a Node apart from remove until the connection has been established A repeat attempt at connecting to a Node can take up to a minute and if the Node fails it will continually retry Any newly discovered Target Devices would be added automatically SANSlide SSiS150 Page 52 6 2 Remote
22. computer is called an initiator because it initiates the connection to the iSCSI device which is called a target Initator Name ign 1991 05 com microsoft tarquin vista To rename the initiator dick Change Change To use mutual CHAP authentication for verifying targets set up a CHAP secret To setup IPsec tunnel mode addresses setup dick Set up ue What is iSCSI In this window the user is able to configure the initiator name specify the initiator secret and set up the IPsec connections For the purpose of this document we shall leave the initiator name as the default If you intend to use Mutual CHAP authentication you must enter the Initiator secret on this page Click on the secret button and a window should be displayed SANSlide SSiS150 Page 78 Type a CHAP secret to be used to authenticate verify targets The most secure CHAP secrets are not words and phrases but a random sequence of characters Enter this same CHAP secret on the target so that the initator can connect CHAP secret Enter in the Initiator Secret and click OK The secret should be between 12 and 16 characters Make a note of this secret as you will need to enter this as part of configuring CHAP on the iSCSI Node Step 2 Discovery of Devices Before the user can connect to an iSCSI Target the iSCSI targets must be discovered Click on the Discovery tab and you should see the window below
23. e Target Secret this is the password that the Node will send to the iSCSI Host 7 3 2 Multi path Settings Multi path is a method of sending data to an iSCSI target over multiple network connections These network connections can be on the same physical network cable or separate network cables By using multi path it is possible to increase the network bandwidth to send data over A user may have a single iSCSI Session for an iSCSI target but within that session may have multiple connections iSCSI uses two main network ports 3260 and 860 Within the multi path configuration the user can specify which ports will be made available to the initiator 860 3260 or both a Note See Appendix B for how to set up multi path on the a Microsoft based Server SANSlide SSiS150 Page 64 7 4 iSCSI Sessions Each initiator will open a session with each target device to review these connections select the iSCSI sessions page from the SCSI group From within the main menu select the iSCSI Sessions icon from the SCSI System group The GUI will now display the following window iSCSI Sessions ISSI Sessions tye tam 1992 03 com mmecrosoft bridgewer 445934 50F5b 450 6000000000000000 SRAL GK emsnSCONeNIRCe fSTS2469cSe debs 0000000000000000 iSCSI Sessions Page This page lists the current connections i e logged on from iSCSI hosts It displays which initiator is connected to which target device Note It is possible that m
24. i r Lig i AA Favorite Targets Target portals Address Adapter IF address Add Portal Remove ISNS servers Type the IP address or DNS name and port number of the portal you want to add To select settings for the discovery session to the portal click Advanced IF address or DNS name iSCSI Node Page 79 Enter an IP address for the iSCSI Target In this example we shall use the IP address of 10 10 10 50 Leave the port 3260 unless you have configured your iSCSI Node only to respond on port 860 in which case change it to 860 Click on the advanced button to see the advanced options fe Advanced Settings P E General aii Connect by using Local adapter Microsoft iSCSI Initiator v Source IP Default X Target portal CRC Checksum Data digest Header digest CHAP logon information Use RADIUS to generate user authentication credentials Use RADIUS to authenticate target credentials se The Connect by using box allows the user to specify which iSCSI Adaptor to use and the Source IP The Local adaptor will only differ from Microsoft iSCSI Initiator setting if an iSCSI Offload card has been installed For the purpose of this guide we shall only use the Microsoft iSCSI Initiator Leaving this setting as Default will also use the Microsoft iSCSI Initiator The Source IP is used to specify upon which network adaptor the discovery will be done In most cases th
25. incoming requests to all processing paths This session has the following connections Source Portal Target Portal Status Type Weight C 10 0 0 237 6 10 10 10 50 Conne Active nja 0 10 10 11 56 20 10 1L50 Conne Active nja g a t The user can add up to 8 different connections Once the user has completed setting up the connections click OK to return to the iSCSI session page You should now see the number of connections increased In this example we have 2 connections Target Properties Sessions This target has the following sessions Identifier E AS 74103 ic 40000 13700000008 Session Properties Target portal group 1 Status Connected Connection count 2 Session Connections To configure how the connections within this session are load balanced click Connections Connections Now click on OK to return to the Microsoft iSCSI Initiator main window Step 6 Logging off an iSCSI Session To log off an iSCSI Session follow the following procedure e Open the Microsoft iSCSI Initiator and click on the Targets tab e Click on the iSCSI session that the user wishes to log off and then click Details e Inthe Target Properties window select the Sessions Tab and select the identifier that is to be logged off iSCSI Node Page 87 e Click the Log off button This will log off all connections associated with the iSCSI Session The session identifier should now be removed from the
26. multiple connections please refer to the trouble shooting guide To add a new connection to a session click on the Add button and a new window should appear Add Connection Target name n 1988 11 com dell b9ad34 spi 6 0 Advanced Now click on the Advanced button to see the Advanced Settings Ge Advanced Settings General IPsec Connect by using Local adapter Source IP 10 10 11 56 Target portal 10 10 11 50 3260 CRC Checksum T Data digest Header digest T CHAP logon information T Use RADIUS to generate user authentication credentials T Use RADIUS to authenticate target credentials ss Select the Source IP address and the Target Portal that you wish to connect too via the pull down menus in the Connect by using section When setting up multiple connections you ideally want to connect to different ports and different network interfaces In this example we have connected to 10 10 10 50 3260 as the leading connection and the second connection will be 10 10 11 50 3260 Set up CHAP and Digest then click OK The user will now be brought back to the window below Click OK and now the user should see the Session Connections page with two connections SANSlide SSiS150 Page 86 _ cs DTS Oe ae Session Connections Connections Load balance policy Round Robin x Description The round robin policy attempts to evenly distribute
27. search for the Node on the Link Network which will be displayed with a progress bar Once completed a window will appear with the Nodes name and the number of target devices attached to that Node Any remote Node that has been added to the local Node in this way will be automatically saved and will restore on reboot until the Node is removed The remote Node should then be displayed on the remote Node list as shown below Ramote Node Managemant Node Control Home Node Nodo Alias Enable Remote Administration List of Remote Nodes Remote Node Management with a Node added To remove a Node that has been added simply select the Node from the list you want to remove and click the Remove Node button A confirmation box will appear click OK to continue SANSlide SSiS150 Page 48 6 1 1 Remote Control During the set up of your Nodes it may not be possible to directly access the web interface on a Node you want remote control can be used to take control of any other Node added to your local Node To stop or allow other Nodes to take remote control of the Node you are currently using there is a checkbox within the home Node section at the top of the page Select the checkbox if you want to allow other users to take control deselect it if not Once you have chosen click the save button Highlight the Node you wish to connect to by clicking the Node in the remote Node list and then the Start Remote Node Control button at the bot
28. the CHAP login checkbox 6 17 Enter in the username for the CHAP login 6 18 Enter in the password for the CHAP login SANSlide SSiS150 Page 30 6 19 Click OK 6 20 The status will now change from inactive to active within the targets table 6 21 Repeat from step 6 11 for each additional target you want to logon to if there are no more progress to the next step 6 22 Repeat from step 6 1 for Example 2 Node D or if you have completed the procedure for all required Node sets precede to the next step Note Any targets that you selected to be persistent will now be present in the persistent targets list Successful addition of persistent targets Result Every target has been successfully logged into the local Node Related Topics e 7 2 Configuring and Connecting iSCSI Devices iSCSI Node Page 31 Step 7 Configure the iSCSI Target Optional You will only need to complete this step if e You want to add CHAP authentication credentials e You want to change the TCP port number iSCSI connects on If you don t require changing these settings skip to the next step The following Nodes Example 1 Node B and Example 2 Node C Node D are the only Nodes that may require the following steps Information CHAP is an authentication scheme used by servers to validate the identity of clients and vice versa When CHAP is enabled the initiator must send the correct username and Target password to gain access to the iSCS
29. the discovery is done using Data and or Header Digests Unless the iSCSI device is on a poor quality network where data corruption is likely it is recommended that Header and Data Digests are left disabled as performance will be affected iSCSI Node Page 91 If the ISCSI Node has had CHAP enabled or the user wishes to authenticate the ISCSI Node click on the checkbox Enable CHAP log on to enable CHAP Now enter the username and target secret that was configured on the ISCSI Node If the user wishes to authenticate the ISCSI Node select Perform mutual authentication a Note For mutual CHAP to be performed the Initiator Secret must be set on the general tab and be the same as the one configured on the iSCSI Node The use of RADUS is beyond the scope of this guide Once the user is satisfied that all advanced options are correct click OK The user should now see a window as below Discover Target Portal Enter the IF address or DNS name and port number of the portal you want to add To change the default settings of the discovery of the target portal click the Advanced button IP address or ONS name Port Default is 3260 4 10 10 10 99 2260 Advanced Cancel Now click OK and the Microsoft iSCSI Initiator shall perform the discovery This usually performs quickly but can take up to a minute with multiple network ports Once the discovery is complete the user should see the target list
30. user can select the Target Port that he wishes to connect to This is particularly useful if the user is going to create multiple connections In this example we have chosen to connect to the IP address 10 10 10 99 on port 3260 SANSlide SSiS150 Page 94 Set up the Digest and CHAP settings as described in stage 2 during the discovery phase and click OK This will now take you back to the Connect to Target window Click OK once more The user should now see the iSCSI Target connected iSCSI Initiator Properties xi Targets Discovery Favorite Targets volumes and Devices RADIUS Configuration Quick Connect To discover and log on to a target using a basic connection type the IP address or DNS name of the target and then click Quick Connect Target Discovered targets Quick Gonnect Refresh ign 2002 12 com 4bridgeworks 000000 977d098e36978 Connected ign 2002 12 com 4bridgeworks 000000 977d0a8e36978 Inactive To connect using advanced options select a target and then click Connect To completely disconnect a target select the target and Disconnect then click Disconnect For target properties including configuration of sessions Properties select the target and click Properties For configuration of devices associated with a target select Devices the target and then click Devices More about basic iSCSI connections and targets OK Cancel Apply iSCSI Node Pag
31. 2 2 Connecting the Power Supply WARNING High voltage Risk of electric shock Do not remove cover or back No user serviceable parts inside The Node contains two power supplies in a redundant supply configuration The system evenly distributes power across both power supplies to maximise efficiency In order to utilise this feature please ensure that both power supplies are connected Before connecting the power supply to the unit ensure the wall plug is removed or switched off Connect the power supply to the rear of the Node as shown below and turn on the power from the wall socket Connecting the power leads to the Node iSCSI Node Page 9 2 3 Powering on the Node To turn on the Node use the switch next to the power connector and push in the button Whenever the Node is powered on the green LED on the back panel will be illuminated SANSlide SSiS150 Page 10 3 0 Using the Web Interface Now the SANSlide Node is fully connected the primary method for configuring any option is through its web interface The following section highlights the requirements needed to access these pages and the consistent layout used throughout a Note The default IP address of the web interface for the Node is http 10 10 10 10 3 1 Browsers This Node supports the following browsers Microsoft Internet Explorer 7 Microsoft Internet Explorer 8 Microsoft Internet Explorer 9 Mozilla Firefox 9 Mozilla Firefox 10 Google Chrome
32. Appendix F Tecnpical SpeECINCAIONS secu atcccechee iecccenerraatnd anal a Soalstectenaien eendoats 104 ISCSI Node Page 5 1 0 Introduction Thank you for purchasing the Bridgeworks SANSlide Node Bridgeworks have designed the SANSlide product to be intuitive and easy to install and configure However we would recommend that you work in conjunction with this manual when you first configure the SANSlide Node 1 1 Overview The SANSlide product range has been designed to connect storage devices over long distance high latency TCP IP networks with very little loss in performance It supports all the major storage protocols such as Parallel SCSI Fibre Channel iSCSI and SAS More interfaces will be added as they become part of the mainstream storage protocols A SANSlide installation consists of a number of Nodes connected via a TCP IP network as shown below Array LEE a N H a VTL Tape D na VTL Tape Librarv Librarv I SANSlide SANSlide i o EEE N gt Z Switch is vf Switc S w Fi a ia sf a me ni ai i Bene Array Arrav VTL Tape Librarv Example SANSlide Installation Each Node s storage interface can be configured to act either as a target interface working in a similar mode to a storage device or as an initiator working in a similar mode to a server Or if the SANSlide Node has multiple storage interfaces one can be configured to be an initiator and one as a targe
33. Configuring the ISCSI Initiator ssis ariii ei 28 Step 7 Configure the iSCSI Target Optional cccccccssscecseeeseeeeseeeeeeeeeenseeesseeeenees 32 Step 8 Refreshing the DEVICES neari a a a 34 Step 9 ISCSI Sessions Optional ccccccsecccescescseeeseeecceeeesceeeccedeescesesceeesceeesceeeesees 36 Step 10 Instigating the Learn ProCeSs cccccceccececeeceeeeeeeeeneteneeeneeeneeeneeeeeneeeteeeneetes 38 AA nstalahom GOMMDIC ES siasii Aa ERE 40 5 0 NeWOork Gonng uration a a a a a 41 ACOE O eaaa A E E ried eer ene 41 5 2 Passwords And SOCUIMY siesscancelcteos ects sianaedsteendadedievactadlendeds kovncsenteaguagetetwendoteateagsdeteer sees 44 Ora NGIWOMC OEIVICCS hi cece eao cet cscs E aba tae E e E E 45 SENEE ata ite celeste tine eet pest es a choquanssuehog ecnaueteiies aah tae 45 SSZ EMail PICS rne a a a a aah 45 ESON naa a S A 46 6 0 SANSIdE GO MG OFAC Issacs alesis a N aawasnade 47 6 1 Remote Node Manageme nt ccccccccseecceeeceeeceececeecceeceusesseesseecsusessueesseesueeseeesaas 47 Oeil FHEMOLS CONTO cx ecccsystern cantina aeanteeairacarcs eure x iieenaaniesias aa cieoeata ene muaaetannndende aantetatarnteieRanawers 49 651 22 GOMNGUNING as NOC C aeicterass2ccuacnascuancusnnne EEEE ENA 49 Oko Leangen inden aucremaanacemeie a a etic amoesscal 50 621 4 IRESTONING Of a Node ssa 5 seat acer eis aR 52 6 2 Remote Device Managemen cccccseccesecseecececeeeceeeceeeceeeceeeceeseueeeues
34. From within the main menu select the Network Control icon under the Network section The GUI will now display the following window SANSlide SSiS150 iSCSI N Network Conneitions pm Global Network Contiguration DNS Seren Pus ete Enahie Piik 1 Network nterfiaces WAN 0 Conmecied TOMI h s lt P gt Tebei Ea Port LA C nicied TOMES i tl nd E fs os Bde Network Connections The SANSlide Node has two GbE network ports One is used for the management port and one is used for the link between the SANSlide Nodes The left hand physical port is designated as port 1 in the above window and the right hand port as port 2 Setting the Hostname In this box enter the name you wish to use to address this Node in the future We suggest that you use a name that is relevant to its location and or its purpose Note If you select the DHCP mode ensure your DHCP server is set to automatically update the DNS server Enabling IPv6 Checking this box will enable the Node to use IPv6 IP addresses As with lpv4 you can either choose to use DHCP or assign a static IPv6 address ISCSI Node Page 41 To change the settings of a specific connection click on the connection You will be presented with the screen as shown below where you can make changes to the connection Network Port Management A m Port Settings MTU Sion 1500 Use DHCP to assim an IP address automatically m O De the following IP address IP Ae
35. I Node The Initiator secret is provided to allow iSCSI mutual CHAP If mutual CHAP is selected on the Initiator the iSCSI Node will authenticate itself with the initiator using the initiator secret If you wish to perform mutual authentication after the iSCSI Target has authenticated the iSCSI initiator the iSCSI initiator will authenticate the iSCSI Target the iSCSI initiator secret field will have to be filled Navigation From the root menu select the iSCSI target icon the GUI will display the following screen mi Z SANSlide SSiS150 iSCSI Ne Brick SCS Target H Anthorisstion Chap enabled iSCSI Target Procedure Enabling CHAP A HAP heckbox Steps 7 1 Enable the C enabled checkbox 7 2 Enter in your chosen username 7 3 Enter in the initiator secret if you are choosing to use mutual chap this is the SANSlide SSiS150 Page 32 password defined in the iSCSI host 7 4 Enter in the Target secret this is the password that the Node will send to the iSCSI host 7 9 Click on the save button the changes will take effect immediately E Note The initiator and target passwords must be between 12 and 16 characters in length and must be unique to each other Procedure Changing the listening port Steps 7 6 From the table Select the TCP port number from the drop down list next to the ps network port number you wish to change 7
36. Latest a Note JavaScript must be enabled within the web browser to use the web interfaces functionality cE Important If you choose to use a browser that is not on the list of supported browsers Bridgeworks cannot guarantee the behaviour of the Nodes functionality iSCSI Node Page 11 3 2 Connecting to the Web Interface From within your web browser connect to the Node using the address http 10 10 10 10 or if you have changed this previously the address of the left hand network port from the bottom two Depending on your current network parameters it may be necessary to change your network setting on your computer for the initial set up See Appendix A for further help Once you have connected to the GUI on the Node you will see the entry page shown below SANSlide Node Login To access the web interface a user name and password must be used the default of which are e Username admin e Password admin SANSlide SSiS150 Page 12 3 3 Management Console The GUI will now display the root selection screen as shown below ie Managenn nt Gonsar Choose an option Network Es Onnee Doris SAN Slice Remote Neds Famole Darca Managomiint Managomont Interfaces and Devices Local Dewice Noche Miainternatoe i SANSlide Node main menu Note Your screen may have different icons to the one shown above depending on the configuration you have purchased You will notice the screen is spli
37. YWA aN Mie geietattetet Gotta ac a raseee ee a E a 8 2 N EMehnel CONMECHON sirenen EEE 8 2 2 Gonnecting the POWer SUDD Yansa a a 9 2 S F OWEMMO onthe Nog serenana a a arineeelerstatonedd 10 3 0 Using the Web Interlace oseni a a a a a 11 21 BOWS Clo uree a a a oe aer gematent lean eane 11 3 2 Connecting to the Web Interface ecrser pipini nir Kannen IN Erne NE EErEE NE REDENEN DERECE SENTE Eni 12 2 3 Management Console eisian ona ited et aan eos 13 A On INStallatlon Set WO cnici a a a a a a asec wivelsaee 14 Al EXIME CONTIG UMMA ONS 356 ean arene reer anges dal Pade ne cerca 15 Example 1 Remote tape liDraries ccccceccseccecceeeceseceeeceeeseceseeesseeceeecueseeeseesseessaeees 15 Example 2 Across site back Up cccccccseccceeeceeeecececeeecceeeceueecseeseaeesaeecsueeeeeesegeeseeeseas 15 42 BOCA GOAMNGUI ATION cs isescancoiatccaakbas seeds acnoeteel a sues 16 Step 1 Configuring Network Connections ccccceececseeeeceeeeceeeecaeeeeseeseseeeesseeeesaeesees 17 Slep 2 Nesting the COnmeCtlO Mise ccssete onset ntact otad a taht bo tela ately alanis 19 Step 3 Security Options OPtlOMal i seteceicde eds alecdi ee iioes i oedema 21 Step 4 Linking together the SANSlide Nodes ccceceeeeeeeee eee eeeeeeeeeeaeeeeeeeeeeeaeeeeeas 23 A 3 Installed GOMMGUPATON ios2eseccssrast cate nE E a i a e 25 Step 5 Remotely Connecting to a Node Optional ccccceeccseeeeeeeeeeseeeeseeeseneeseees 26 Step 6
38. ace MUNPANGAT 64 TA NDCOWSSSSIOMS saia ed eat a cae hah ann Ne All ae Nae oes 65 8 0 INOGE WMAINTCAING Eissii a aciadentad EEE E soann dle levadsi nacdatndeeedar 66 BA SV SLSM MMTORIMMALOM qantita ne E CECE 66 SV em LO eeann 2 esse es scene aes tent gst akg at eas eed snes 67 One HIM MWare Updates iunn a a 68 8 4 Saving The coniguraton to DISK arurae E A AEA 69 9 9 Restore to Factory DefaullS rriorse ona E R 70 9 0 THOUDIE SNOIN asne A E E a 71 OA LOST ASS WON O okien E E meta eats 71 OZ Lost IP AJdreSS acini e Sidee el dade dacud a dane 72 Appendix A Setting up your computer for initial set UP cccecceeeeeeeeeeeeeeeeeeeeeseeeesneeeeseeeess 73 Al WINDOWS 95 98 Or NT atea a i hea ei le ee 73 Ae Windows 2000 2003 0r XP riser ior on diacetate 74 A3 Windows Vista Server 2008 OF 7 cc ccceececeececcececeeceeeeceececeeeeeeeseeeeseeaeseeaeeeenesenaesennesenes 76 Appendix B Connecting to an iSCSI Device using the Microsoft iSCSI Initiator 78 B1 Connecting to an iSCSI Device using the Microsoft iSCSI Initiator in Windows Vista server 2008 Al OF SEVE 2008 sirnaa eiceio tease aietada e 78 B2 Connecting to an iSCSI Device using the Microsoft iSCSI Initiator in Windows Server 2008 Re a a E ae sles sewaiana TE E 89 Appendix C Removable Storage Service cccccccceecccseecceeeeeseeeeceeesseeeseeeeseueesseeesseeesenees 100 Appendix D Hot Swappable PSU sosisini e aa aa baa baia iiaa 101 Appendix E LED INdiana a 103
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40. automatically Use the following IP address IP address 105 1010 AT Click Use the following IP Address Subnet mask 255 255 255 0 wipe artic Enter 10 10 10 11 into the IP Address field C Obtain DNS server address automatically i ee ee Enter 255 255 255 0 into the Subnet Mask field Preferred DNS server gt Alternate DNS server 3 i x Finally click the OK button Advanced E Note Once you have completed the initial set up of the Node return your computer to the original settings and reconnect to the Node ISCSI Node Page 75 A3 Windows Vista Server 2008 or 7 If your computer is running Windows Vista or 7 follow the instructions below For users with Windows 95 98 or NT instructions are detailed in Appendix A1 and Windows 2000 2003 or XP instructions are detailed in Appendix A2 From the Start menu select Control panel Centred anal Home shiver isc EN geil E EEDE PIAL pa ina Shiner From the control panel select the Network Coons atop ern i ijo amp and Internet link followed by the Network Dhke apep u iy E ae n eng att iat H and Sharing Centre link e Herat Seniyye t Cater yia rahani aa Ti LE ur d Paha ee te je T ai art ue ur eed cha i Pett oe oe e HE ag eee neces gene Now you can see Local Area connection pe reg a aed H ag do VE Prai Pela et dialogue box Double click Local Area aaen anea yaaan Connections rs Aia asi pri pi bee oe giha sa
41. basic connection type the IP address or DNS name of the target and then click Quick Connect Target Quick Gonnect Discovered targets Refresh ign 2002 1 2 com 4bridgeworks OOO000 6d7a85844crFiFad Reconnecting ign 2002 12 com 4bridgeworks 001cO03 naa SO060b000057 Reconnecting E To connect using advanced options select a target and then amman click Connect To completely disconnect a target select the target and Biarenmer then click Disconnect For target properties including configuration of sessions Properties select the target and click Properties For configuration of devices associated with a target select Denes the target and then click Devices More about basic C51 connections and targets ceneel_ y In this example two iSCSI targets have been discovered The first device is the tape drive and the second is the media changer If no devices are displayed check the settings used to do the discovery especially the CHAP settings then return to Targets tab and click Refresh If still no devices are displayed check network cables and that the iSCSI Node is operational ISCSI Node Page 93 To connect to one of the iSCSI Targets click on one of the target names and then click the Log on button A window should appear Connect To Target Ea Target name gn 2002 12 com 4bridgeworks 000000 977d098e36978373 00000 IY Add this connection to the list of
42. before connecting them to the storage networks and the link network The local configuration will take you through the following steps e Step 1 Configuring Network Connections e Step 2 Testing the Connection e Step 3 Security Options Optional e Step 4 Linking together the SANSlide Nodes Once these steps have been repeated for all your Nodes the Nodes can be moved to their permanent respective positions SANSlide SSiS150 Page 16 Step 1 Configuring Network Connections The following steps will configure the networking options for your Nodes and should be completed for Example 1 Nodes A and B or Example 2 Nodes C and D Basic Information The Node has Four GbE Gigabit Ethernet Network ports two are located at the top of back panel the Node and two are located at the bottom of the back panel The top two ports are used for iSCSI Of the bottom two ports port one is used for the management port and port two is used for the link between the Nodes The left hand physical port is designated as port one and the right hand port as port two There are two possibilities when configuring the IP addresses of the Node Management A can be configured in one of two ways e DHCP The Node will seek out the DHCP server on your network and obtain an IP address from the server each time it powers up With this option when accessing the web interface the host name will be entered into the web browser e Static IP the IP address set in th
43. ccess the iSCSI Target Device and request the unit to report on the devices within it Any devices found will appear in the Targets window below along with its IQN If the iSCSI Target Device had more than one device attached then all of these devices would be shown SANSlide SSiS150 Page 60 CSI Initiaber Discovery Target Portals nas Oe Pe OOOO SRONON Teed dae ISCSI targets display list In the example above we can see that IP Address 10 0 0 154 has a two devices attached to it The status of them Is inactive this is because at this point we have only made a Discovery request to the iSCSI Target Device To enable the device an iSCSI logon function has to be performed 7 2 4 Removing an iSCSI discovery From the Discovery portals list select the IP address you wish to remove when selected the background colour will change to blue Click the remove button below a message will appear saying Are you sure you want remove the selected Discovery Portal Click the OK button if you wish the discovery to be removed iSCSI Node Page 61 7 2 5 Log On To logon to an IQN highlight the IQN by clicking on its entry in the Targets window and then click the Log On button At this point a new window will appear Login to iSCSI Target iqn 2006 03 com kermsafe kirk2 k3 SCSI0 Automatically restore this connection on boot astm Connection Connect by usiag amp _O O om Se wei MeELWOrK 1
44. creased In this example we have 2 connections SANSlide SSiS150 Page 98 Sessions Portal Groups Refresh O Fffffas001770018 4000013700000007 To add a session click Add session Add session To disconnect one or more sessions select each Disconnect session and then click Disconnect To view devices associated with a session select Devices a session and then click Devices M Session Information Target portal group tag 1 Status Connected Connection count 2 Maximum Allowed Connections 10 Authentication None Specified Header Digest None Specified Data Digest None Specified M Configure Multiple Connected Session MCS To add additional connections to a session or configure the MCS policy for a selected session MCS click MCS More Information on iSCSI Sessions OK Cancel Now click on OK to return to the Microsoft iSCSI Initiator main window Step 6 Logging off an iSCSI Session To log off an iSCSI Session follow the following procedure e Open the Microsoft iSCSI Initiator and click on the Targets tab e Click on the iSCSI session that the user wishes to log off e Click the Disconnect button This will log off all connections associated with the iSCSI Session The iSCSI device should now show as inactive ISCSI Node Page 99 Appendix C Removable Storage Service The following only applies to Windows Server 2003 You can use the Removable Storage service to t
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46. e The username required to allow the use of the SMTP Server SMTP Password The password required to allow the use of the SMTP Server 5 3 3 ISNS Internet Storage Name Service allows automated discovery management and configuration of each iSCSI resource from a central point If this option is enabled the Node will register its resources with a central ISNS server To enable iSNS on the Node click the tick box and enter the IP address for the ISNS Server and click the save button SANSlide SSiS150 Page 46 6 0 SANSlide Configuration This section will detail the operations of the following SANSlide Configurations e 6 1 Remote Node Management e 6 2 Remote Device Management e 6 3 Transfer Statistics 6 1 Remote Node Management This configuration page will allow the adding and removing of Nodes the instigation of a learning cycle and the ability to take remote control of other Nodes From within the main menu select the Remote Node Management icon under the Network section The GUI will now display the following window List of Romote Nodes Configure Node te a Remote Node Management To add a Node click on the Add Node button and then add the IP address of the Node to be connected to in the window as shown below finally click the Add button iSCSI Node Page 47 Add Remote Node iP Address O Network Interface PortSS 10 10 10 16 v Remote Node Management adding a Node The unit will then
47. e Configure Node button an additional menu will appear as illustrated below ISCSI Node Page 49 Advanced Mode Gonflqeration r E Set Node Transter Limit Limit Walue D Mins Configuring a Node To set a limit click on the Set Node Transfer Limit checkbox which should now allow the text box below to become editable Type in a value you desire with a minimum possible value of one megabyte and click the OK button To remove a limit click on your chosen Node and click the configure Node button uncheck the Set Node Transfer Limit checkbox and click OK The limit will now be lifted Note Any changes to the bandwidth limit will become instantly effective 6 1 3 Learning This procedure will kick start the Artificial Intelligence module to start learning the characteristics of the link network Once it has completed it will store these values in the memory flash ready for use when data transfers start From the root menu select the remote Node management icon the GUI will display the following screen SANSlide SSiS150 Page 50 Raniite Modo Management Hame Node Mnihe Alins Enable Remote Administration List of Ramota kodes Remote Node Management Select the remote Node that you are going to use for the learn process from the List of Remote Nodes window and then click on the learn button just above the window You can start Multiple Nodes learning in this way simultaneously by
48. e 95 Step 4 Viewing iSCSI Session Details Now that the user has connected to an iSCSI Target to check that the device is connected click on the Properties button A window should appear Properties xi Sessions Portal Groups O FFfffasoo1770018 4000013700000008 To add a session click Add session Add session To disconnect one or more sessions select each Disconnect session and then click Disconnect To view devices associated with a session select Devices a session and then click Devices Session Information Target portal group tag 1 Status Connected Connection count 1 Maximum Allowed Connections 10 Authentication None Specified Header Digest None Specified Data Digest None Specified Configure Multiple Connected Session MCS To add additional connections to a session or configure the MCS policy for a selected session MCS click MCS More Information on iSCSI Sessions In this window the user can view the iSCSI Sessions associated to the iSCSI Target how many connections are attached to each iSCSI Session and the Target Portal Group If the user clicks on the Devices tab he should see details of the target device Volume path names Legacy device name Device interface name HI H Configure Multipath 15 MPIC To configure the MPIO policy For a selected device click MPIC MEIS Information On iSCSI Device Details Step 5
49. e oo Defoudt gateway iQ 10 1l 1 fi Obtain ONS server address automatically Wie the filing ONS server adidreseer Make a Note of your current set up then Click Use the following IP Address Enter 10 10 10 11 into the IP Address field Enter 255 255 255 0 into the Subnet Mask field Finally click the OK button a Note Once you have completed the initial set up of the Node return your computer to the original settings and reconnect to the Node ISCSI Node Page 77 Appendix B Connecting to an iSCSI Device using the Microsoft iSCSI Initiator B1 Connecting to an iSCSI Device using the Microsoft iSCSI Initiator in Windows Vista Server 2008 R1 or Server 2003 There are many iSCSI Initiators available However for the purpose of this user guide we shall concentrate only on the Microsoft iSCSI Initiator In this example we have used the Microsoft iSCSI that is available with Microsoft Vista However the following procedure should be identical for all versions of Microsoft iSCSI Initiator Step 1 General Set up Open the iSCSI initiator and then click on the General Tab You should see a window as shown below iSCSI Initiator Properties Favorite Targets Volumes and Devices RADIUS General L Discovery i Targets iSCSI devices are disk tapes CDs and other storage devices on another computer on your network that you can connect to Your
50. e user will want to leave this as default If multiple network interfaces are installed in the Server and the user wishes to select a particular interface select the IP address of that network interface from the pull down list CRC Checksum settings allow the user to specify whether the discovery is done using Data and or Header Digests Unless the iSCSI device is on a poor quality network where data corruption is likely it is recommended then Header and Data Digests are left disabled as performance will be affected If the iSCSI Node has had CHAP enabled or the user wishes to authenticate the iSCSI Node click on the checkbox CHAP login information to enable CHAP Now enter the username and target secret that was configured on the iSCSI Node If the user wishes to authenticate the iSCSI Node select Perform mutual authentication Note For mutual CHAP to be performed the Initiator Secret must be set on the general tab and be the same as the one configured on the iSCSI Node The use of RADUS is beyond the scope of this guide Once the user is satisfied that all advanced options are correct click OK The user should now see a window as below SANSlide SSiS150 Page 80 Type the IP address or DNS name and port number of the portal you want to add To select settings for the discovery session to the portal click Advanced IP address or DNS name Port 10 10 10 50 32660 Now click OK and the Microsoft iSCSI Initia
51. e web interface which will contain the name of the Node you are connected to as illustrated below Management Consain Choose an option Metwark i Lonnie tears SANSlide i A remote Node under remote control Related Topics e 6 1 Remote Node Management iSCSI Node Page 27 Step 6 Configuring the iSCSI Initiator The following steps will discover and log into your chosen target devices the steps should be completed for Example 1 Nodes A or Example 2 Nodes C and D Information An iSCSI target device is device such as a disk drive tape drive or RAID controller that is attached to the network Each device is identified by an iSCSI Qualified Name IQN Anything connected to a network be it a computer printer or iSCSI device must have a unique identifier such as an IP address to enable other devices to communicate with it With iSCSI devices both targets and initiators an extra level of identification in addition to the IP address is employed called the IQN The IQN includes the iSCSI Target s name and an identifier for the shared iSCSI device Navigation Select the iSCSI Initiator icon from the root menu GUI will display the following screen iSCSI Initiator Discovery Target Portals iSCSI Initiator Configuration Add Discovery Portal iar Portal be Ailes iSCSI Addition of a discovery portal SANSlide SSiS150 Page 28 Procedure Discovering iSCSI targets St
52. ed For the Windows operating system the lanscan exe and lanscan bat are required Linux Execute lanscan within a console and the output is displayed on screen Windows Double click on lanscan bat This will create a file named lanscan txt Open lanscan txt within a text editor to view the discovered Bridgeworks devices Typical output cn Cr WINDOWS system3z cmd exe SFC4200 SCSI FC Bridge IP Address 16 18 11 18 Mac HH 64 15 060 80 8c Netmask 255 255 255 0 Broadcast 16 186 1868 255 Gateway 4 6 6 8 MTU 1568 Port 1 IP Address 16 186 18 31 Mac 6 64 1b 06 60 8d Hetmask 255 255 255 6 Broadcast 18 18 18 255 Gateway MTU Response Hostname bridgeworks F 1200 FC SCSI Bridge IP Address 16 68 8 241 Mac AA cH 9f 2a bf 5e Hetmask 255 255 455 0 Broadcast 16 86 6 255 Gateway U documents gt Command Prompt with the Contents of LAN Scan SANSlide SSiS150 Page 72 Appendix A Setting up your computer for initial set up A1 Windows 95 98 or NT If your computer is running Windows 95 98 or NT follow the instructions below For users with Windows 2000 2003 or XP instructions are detailed in Appendix A2 and Windows Server 2008 7 or Vista instructions are detailed in Appendix A3 From the Start menu choose Settings then Control Panel Then click the Network icon Configuration Identification Access Control The following network components are installed n th e Netwo r
53. ed in the Target Portals list iSCSI Initiator Properties xi Targets Discovery Favorite Targets volumes and Devices RADIUS Configuration Target portals The system will look For Targets on Following portals o Refresh Address Port Adapter IP address 10 10 10 99 3260 Microsoft iSCSI Initiator 10 10 10 99 To add a target portal click Discover Portal Discover Portal To remove a target portal select the address above and Remove then click Remove iSNS servers The system is registered on the following ISNS servers Refresh To add an iSNS server click Add Server Add Server To remove an iSNS server select the server above and Penge then click Remove More about Discovery and iSNS If the user has an iSNS server then the address can be added in the iSNS servers list by clicking Add Server A window should appear SANSlide SSiS150 Page 92 Add iSNS Server ee Enter the IP address or ONS name of server Enter the address of the iSNS Server then click OK The Microsoft iSCSlI Initiator will now query the ISNS Server and discover any iSCSI Targets that are registered Step 3 Targets Click on the Targets tab The devices discovered should now be listed and shown as below iSCSI Initiator Properties Targets Discovery Favorite Targets volumes and Devices RADIUS Configuration Ouick Connect To discover and log on to a target using a
54. emporarily disable an overflow of TUR requests To do this enable the service Then start and stop the service This method stops the TUR requests until the computer is restarted or until the driver is changed a Note By default the Removable Storage service is disabled To temporarily stop TUR requesis follow these steps 1 eo a Click Start type services msc and then click OK In the right pane double click Removable Storage In the Startup type list click Manual and then click Apply Click Start and then click Stop In the Startup type list click Disabled and then click OK Further Information on this topic can be obtained from the Microsoft Website http support microsoft com kb 84241 1 SANSlide SSiS150 Page 100 Appendix D Hot Swappable PSU Each power supply has an LED indicator to show its status In normal operation the LED will be illuminated green In the event of a failure the LED will be amber If the indicator is alternating green and amber when hot adding a power supply this indicates that the power supply is mismatched and needs to be replaced with one that matches the installed power supply C Important The system requires one power supply to operate if hot swapping a system that is turned on remove and replace only one power supply at a time Procedure Hot swapping A Power Supply 1 Disconnect the power cable from the power source and then from the power supply Steps 2 Press the oran
55. eps 6 1 Click on the Add button a pop up menu will appear 6 2 Under discovery portal enter in the IP address the iSCSI device is connected to 6 3 Optional Enter in the TCP port number it is recommended to leave it at the default value unless necessary Note The default port number for iSCSI is 3260 unless you have specifically changed this it is recommended to leave it at the default values The following steps are optional if you have set up any CHAP credentials If not progress to step 6 10 Procedure Setting CHAP credentials Steps 6 4 Click the CHAP login checkbox 6 5 Enter in the username for the chap login 6 6 Enter in the password for the chap login 6 7 Click OK 6 8 When successful the discovery will then be added to the Discovery Target Portals 6 9 Repeat from step 6 1 for each additional IP address you have targets connected to if there are discovery portals to add progress to the next step CSI Initiaber gt Discovery Target Portals nes Cee Sadia Pik COO DOON d iSCSI Discovery with two target devices discovered ISCSI Node Page 29 Login to iSCSI Target nae DO0UCOUNOUSeadde Persestent Connection E suromatically restore this connection on boot Connect by using _ cK
56. er printer or iSCSI device must have a unique identifier such as an IP address to enable other devices to communicate with it With iSCSI devices both targets and initiators an extra level of identification in addition to the IP address is employed This is called the IQN The IQN includes the iSCSI Target s name and an identifier for the shared iSCSI device Example 2002 12 com 4bridgeworks sdt600a014d10 5 7 2 2 Configuring Devices To add a device to the iSCSI Node requires 3 basic steps e Identify the iSCSI device s you wish to use e Identify and logon to the iSCSI device s e Identify and enable the iSCSI device s on the SCSI bus The following sequence is repeated for each device you wish to connect to the iSCSI Node ISCSI Node Page 59 7 2 3 Adding an iSCSI discovery From the main menu click on the iSCSI Initiator logo PEGS initiator Bridge Contra gt Discovery Targat Portals iSCSI initiator page Click on the Add in the Discovery Target Portals window Adding the IP address of the iSCSI target In the Add Discovery Portal window insert the IP address of the iSCSI target device you wish to connect to and source interface If the iSCSI device has CHAP enabled for discoveries then you will need to check the CHAP Login box and fill in the username and password When complete click on the ok button The unit will now go through a process called iSCSI Discovery This will a
57. ertain level log events are observed in the Nodes logs To enable email alerts on the Node click the tick box next to Enable Alerts this will allow you to alter the contents of the currently greyed out fields The following fields need to be completed Recipient Email Address This is the email address to which the emails will be sent Senders Email Address This is the email address that emails will be sent from This can be any address and does not have to be genuine which is useful for email filtering For example entering in logs 4bridgeworks com would allow emails from this address to be filtered to a specified folder in the users email client Trigger Event Log Level This allows the user to specify what severity of event will trigger the log to be emailed with Critical Events being the most severe and Warning Events being the least For each level picked the higher level logs will also be emailed for example selecting Error Events will also send all Critical Events ISCSI Node Page 45 Below are examples of events that will be sent for each log level e Critical The Node is running at non recommended temperatures e Error The Node was Unable to connect to another Node e Warning A Remote Controlled GUI Session has been stopped amp Note For the following details consult your Network Administrator SMTP server The IP address of the Mail Server that will handle the transport of the event emails SMTP Usernam
58. etwork section The GUI will now display the following window Local Device Management Page Next to each target device is a blue triangle Clicking this triangle will expand out this device and give you full details such as the device s name and type as shown in the image below iSCSI Node Page 57 Local Device Management Page with the target device details expanded 7 1 1 Enabling Disabling a Target Device For each target device there are two possible actions whether the device is enabled or not and if the device requires a Persistent LUN Each device is enabled by default Disabling a device will prevent it from being available to another SANSlide Node or presented to an initiating device 7 1 2 Saving After any changes have been made click the Update Configuration button to make the changes permanent If at any point you want to remove those changes click the Clear Configuration button SANSlide SSiS150 Page 58 7 2 Configuring and Connecting iSCSI Devices 7 2 1 Definitions In order to understand the process of identifying and configuring devices on the SCSI bus for the server to communicate with it is necessary to understand some of the terms used by the menus iSCSI Target Device An iSCSI target device is device such as a disk drive tape drive or RAID controller that is attached to the network Each device is identified by an IQN iSCSI Qualified Name IQN Anything connected to a network be it a comput
59. g of Devices When a Node has been restarted and it is in the process of re establishing its link to another Node the word Connecting may appear next to the Nodes name the target devices name in brackets and the text will be in italics as shown below Remote Device Manaqemant Remote Nodes r ICE J mitle Medes from t I bi The Remote Device Management page in the process Linking Together Nodes All the functionality that can be used when a Node is active can be used whilst a Node is connecting but the effects will not occur until the link is up SANSlide SSiS150 Page 54 6 3 Transfer Statistics This configuration page will allow you to monitor in real time the performance of a link over the span of a minute From within the main menu select the Remote Node Management icon under the Network section The GUI will now display the following window Transfer Statistics Node Control Console Home Remote Nodes Reboot System Logout Support Online Help Data Transmission Rate HHH H RT To view the data transfer of a node please select a node from the list above M ee The Transfer Statistics Page without a Node being selected This page will show you both the transmit and the receive rate for any selected Nodes the transmit rate for a Node is in blue and the receive rate is in red To view a Nodes transfer rate click on the name of the Node from the list and graphing will start automatically
60. ge release latch and pull the power supply straight out to release it from the distribution board and clear the chassis segeseses Ssessscss OSseeen sesseecea k i Removing a Redundant Power Supply Steps 3 Check that both power supplies are of the same type and have the same maximum ps power output 4 Insert the power supply directly into the chassis until the release latch clicks into place 5 Connect the power cable to the power supply ISCSI Node Page 101 ee an ee aa aa al altace eee aaa f Inserting a Redundant Power Supply Note When hot swapping a power supply the system may take several seconds to detect the power supply and determine its status at which point the LED indicator will turn green to signify normal operation SANSlide SSiS150 Page 102 Appendix E LED Indicators Ethernet On Link Off No Link On 1000Mb s Flashing Data N KA Off 10 100mb s a a Note During heavy data transfers the LED s may appear off for an extended period iSCSI Node Page 103 Appendix F Technical Specifications C Recommended minimum clearance i 100mm 4 in on front and rear faces for cooling e SS e 8 to 85 Non condensing 5 to 95 Non condensing scstinetce SAS Interface Physical 2x SFF 8088 External mini SAS Twikemattnerse SANSlide SSiS150 Page 104 Protocol IPv4 IPv6 Visual Indicators Link Activity iSCSI Node P
61. h of its ports configured to be Initiators Target Node A Node which has both of its ports configured to be Targets Remote Node A Node which has at least one initiating Port which has or is intended to have a target device connected to it Local Node A Node which has at least one Target Port which has or is intended to have an initiating device connected to it iSCSI Node Page 7 2 0 Hardware Installation The first step to configuring your Nodes is to set up the hardware It is recommended that if you are going to follow the installation guide that you first plug your hardware in at an easily accessible test area before adding it to cabinets or shipping the remote board to your offsite location 2 1 Ethernet Connection The Node can be used on the following Ethernet network configurations e 10Mb Ethernet e 100Mb Ethernet e 1Gb Ethernet It is not necessary to specify which network type you are connected to as the Node will automatically select the correct network speed To connect the Node to the Ethernet network insert the Cat 5e or better cable into the connector on the unit as shown below When the plug is in the correct position a click should be heard For the initial set up phase use the left hand port of the bottom two network ports as this is the default management port with address 10 10 10 10 Rear Panel of the Node Showing Ethernet Cable Connections SANSlide SSiS150 Page 8
62. hand corner From within the displayed Network and Dial up Connections select the interface connection that will be used to connect to the iSCSI Node in this example we have selected the Gigabit Ethernet interface Taan access sree ahel pomponan a x 4 gt 3 objectis General Connection Status Connected i PPR i a o A general status page will be displayed From within this page Speed 1 0 Gbps select Properties Activity Ce Sent 1 Fecelved L th Packets Fe 20 56 280 Disable Cloze SANSlide SSiS150 Page 74 Gigabit Ethernet Properties 2 x General Sharing Connect using BY NETGEAR GA311 Gigabit Adapter Configure Components checked are used by this connection v a Client for Microsoft Networks E A Network Load Balancing A File and Printer Sharing for Microsoft Networks Y Intemet Protocol TCP IP Select the Internet Protocol TCP IP entry and then Properties Install Uninstall Properties Description Allows your computer to access resources on a Microsoft network 1 amp K K V Show icon in taskbar when connected Internet Protocol TCP IP Pi oper tie General You can get IP settings assigned automatically if your network supports this capability Otherwise you need to ask your network administrator for the appropriate IP settings Make a note of your current set up then Obtain an IP address
63. he icon for the network link you wish to configure SANSlide SSiS150 iSCSI Noe Network Port Management A rm Port Seltings MTU Sim Use DCP to assim an IP address automatically m O Dee the following IP address IP Address 10 10 10 67 imtme 755 755 755 0 Use automatic Pvi address assignment Use the following r address PG gateway gt Link States Link State Up Link Speed THOS RX Byte eT eE ile TH Bytes a Ee es RX Errors TX Errors Lew Address 10 10 10 67 Pii Address Network Port Configuration Page 1 3 Enter in the IP address you have chosen or select DHCP for network port 1 Network port 2 is used for the SANSIide connection and must have a static IP address 1 4 If the Node is configured to use DHCP the net mask will be issued from the DHCP server If you are using a static IP address enter the net mask in to this box This must be done for any network port not using DHCP 1 5 Repeat step 1 1 to 1 3 for any additional Nodes and network ports you wish to configure 1 6 Click the save button to save these parameters and then click the reboot option under Node Control in the left hand pane Note None of these changes will take effect until a reboot is completed Result When you next login to the web GUI you should now have to use your new network address Related Topics e 5 1 Connections e 9 2 Lost IP Address SANSlide SSiS150 Page 18 Step 2 Testi
64. identifier list Click ok to return to the main iSCSI Initiator window The iSCSI device should now show as inactive SANSlide SSiS150 Page 88 B2 Connecting to an iSCSI Device using the Microsoft iSCSI Initiator in Windows Server 2008 R2 There are many iSCSI initiators available For the purpose of this user guide we shall concentrate only on the Microsoft iSCSI Initiator In this example we have used the Microsoft iSCSI that is available with Microsoft Server 2008 R2 Step 1 General Set up Open the iSCSI initiator and then click on the Configuration Tab You should see a window as shown below iSCSI Initiator Properties Targets Discovery Favorite Targets volumes and Devices RADIUS Configuration Configuration settings here are global and will affect any future connections made with the initiator Any existing connections may continue to work but can fail if the system restarts or the initiator otherwise tries to reconnect to a target When connecting to a target advanced connection features allow specific control of a particular connection Initiator Name ign 1991 05 com microsoft win d3081 sidkbe To modify the initiator name click Change Change To set the initiator CHAP secret for use with mutual CHAP CHAP click CHAP To set up the IPsec tunnel mode addresses for the initiator IPsec click IPsec To generate a report of all connected targets and devices on Report the system
65. in menu select the Load Save Configuration icon from the Node Maintenance section iSCSI Node Page 69 The GUI will now display the following window Load Save Gonthquration Import Configuration The Load Save Configuration Page To save the configuration data click on the Click here to Download link from within the Export Configuration window located in the centre of the page Depending upon the browser you are using select the option to save file to disk The Node will now download an encoded file that contains all the configuration settings for the Node To reload the configuration click on the Browse button and locate the required configuration to upload into the Node Once located click the upload button and the new configuration data will be uploaded Once completed use the various configuration pages to make any further adjustments required and then reboot the system 8 5 Restore to Factory Defaults By clicking on this button all the parameters will be set back to the factory defaults This includes IP address hostname and passwords We recommend that if you return the Node for maintenance that you reset to defaults to protect passwords and other sensitive information If you are accessing your Node remotely over a SANSlide link do not use this option as you wont be able to re establish connection with your Node SANSlide SSiS150 Page 70 9 0 Trouble Shooting The following section describes vario
66. ions below For users with Windows 95 98 or NT instructions are detailed in Appendix A1 and Windows Server 2008 7 or Vista instructions are detailed in Appendix A3 From the Desk Top or Start menu select My Computer my Computer 10 x File Edit ie Favorit Tool Help Bsk Qsearch GyFolders history is GS x wy EB Address E My Computer ao z i _ EFENA Floppy 4 314 Inch Floppy Disk JLocal Disk C13 Local Disk 13 9 My Computer amp compact Disc D Compact Disc Data on nserver Network Drive Select an item to view its Control Panel System Folder description Displays the files and folders on your computer See also My Documents My Network Places Network and Dial up Connections 2 KE my Computer 5 objects fu Network and Dial up Connections O x File Edit View Favorites Tools Advanced Help Back gt t A Search U4 Folders E hHistory Ax Ge KK A HEM C Go as Make New Connection ath 10 100 Ethernet LAN ath Gigabit Ethernet LAN Network and Dial up Connections This Folder contains network connections for this computer and a wizard to help you create a new connection To create a new connection click Make New Connection To open a connection click its icon In the My Computer window select Network and Dial up Connections positioned in the bottom left
67. is page will be the IP address the unit will use each time it powers up Network port two is the SANSlide connection and it must have a static IP address It is recommended that static address be used for the iSCSI links and the SANSlide links a Note If you select the DHCP mode Bridgeworks recommends you ensure your DHCP server is set to automatically update the DNS server Before You Begin Depending on your current network parameters it may be necessary to change your network setting on your computer for the initial set up See Appendix A for further help Navigation Click on the Connections button under the Network section of the main window This will now bring up a new configuration page as shown below Network Conneitions r Global Network Conhguration Hostrnme bole es DNS serwer ECS Enahis Pii Network Interfaces WAN Management A 0 Conpecied TOH His Connected 100Mih g SP Teabe Ea T i L a eR LHE D a Port IA Fort 1E CG nnicttd TOMAS hichwork Cable Unplapged SSS O01 62 T hae oo 00 15 17 esd Network Connections ISCSI Node Page 17 Procedure Configuring network ports 1 1 Enter in the Hostname field the name you wish to use to address this Node in the future It is recommended that you use a name that is relevant to its location and or its purpose If you wish to use IPV6 click the checkbox to allow for the support of IPV6 addressing on selected network ports 1 2 Click on t
68. isting password and the new password into the appropriate boxes and press save Secure Connection by clicking this box it will force all further transactions with the GUI to be done via a secure encrypted HTTPS connection Once you have clicked this option save the configuration and log out then log in again If you have lost your password please follow the steps in the Lost Password section of the Trouble Shooting chapter SANSlide SSiS150 Page 44 5 3 Network Services This configuration page will allow the administrator to configure the IP addresses for the Network Time Domain From within the main menu select the Service Control icon under the Network section The GUI will now display the following window iin i by be te ane ss Service Control Node Control Simpla Natwork Time Protocol SMTP Live NTP E Fvent Notification Fall Enable Emad l ris Beep Emad Address Sander Email Addrass Trager Event Leg Lever SMIE Sori CTE Weeerricnie GTP Password Service Control 5 3 1 NTP The Network Time Protocol NTP is a protocol for synchronising the clocks of computer systems over the IP network This feature is particularly useful when viewing the logs to determine the time an event occurs To enable NTP on the Node click the tick box and enter the IP address for the NTP Server and then click the save button 5 3 2 Email Alerts The SANSlide Node can notify a systems administrator when c
69. k out the DHCP sever on your network and obtain an IP address from the server each time it powers up e Static IP the IP address set in this page will be the IP address the unit will use each time it powers up Depending on the configuration either click the DHCP button or set the Static IP address K Setting the Subnet Mask Note If you select the DHCP mode ensure your DHCP server is set to automatically update the DNS server If the Node is configured to use DHCP the net mask will be issued from the DHCP server If you are using static IP address enter the IP mask in this box SANSlide SSiS150 Page 42 Setting an IPv6 IP Address If IPv6 is enabled on the network connections page here you can choose to use DHCP to automatically assign an IPv6 address or you can set a static IPv6 address If you choose to assign a static IPv6 address you will also need to assign an IPv6 subnet mask Committing the Changes Click the save button to save these parameters and then click the reboot option in the left hand pane ISCSI Node Page 43 5 2 Passwords and Security This configuration page will allow the administrator to change the access password for the GUI From within the main menu select the Password and Security icon under the Network section The GUI will now display the following window LATS Contact Support Secure Web Connection Enable HTTPS Passwords and Security To change your password type the ex
70. k wi ndow s Config u ration tab Client for Microsoft Networks M Com Fast EtherLink XL 10 100Mb TX Ethernet NIC 3C9 BP DialUp Adapter select the TCP IP entry Y TCP IP gt 3Com Fast EtherLink XL 10 100Mb TX Etherne TCP IP gt Dial Up Adapt x ce le P Then the Properties Button i Remove Properties Primary Network Logon Client for Microsoft Networks at File and Print Sharing Description TCP IP is the protocol you use to connect to the Internet and wide area networks TCP IP Properties EES Click on the IP Address tab Bindings Advanced Nethlos DNS Configuration Gateway WINS Configuration P Address Make a note of your current set up then An IF address can be automatically assigned to this computer IF your network does not automatically assign IP addresses ask your network administrator for an address and then type it in the space below Click on the Specify an IP address button Obtain an IP address automatically i Specify an IP address Enter 10 10 10 11into the IP Address field Enter 255 255 255 0 into the Subnet Mask field Finally click the OK button and reboot your computer a Note Once you have completed the initial set up of the Node return your computer to the original settings and reconnect to the Node ISCSI Node Page 73 A2 Windows 2000 2003 or XP If your computer is running Windows 2000 2003 or XP follow the instruct
71. ng the Connection The following steps will verify your chosen network connections and should be completed for Example 1 Nodes A and B or Example 2 Nodes C and D Before You Begin If you made changes to your computer return them to their previous setting and reconnect to the Node using the IP address or hostname depending on which addressing mode you selected You will need to have to hand at least two Cat5e or better network cables Navigation Select the Connections page from the root page and at the top of the left hand column in Node Control you will find a link to the ping window called Network Ping Select this link The GUI will display the following screen wr Node Control Console Home Hae Behoot System Lagout Support Onine Help Contact Support aa b Network Connections nm Network Ping Procedure Testing the connection between Nodes Steps 2 1 Connect the Nodes together using network port two the Node will automatically detect the cable type so either a crossover or straight through cable can be used 2 2 Enter in the IP address of network port two from the other Node the Node you are not currently accessing the Web interface from for example if you are connected to Node A enter in the address of network port two on Node B and click ping ISCSI Node Page 19
72. ogress of the update Every target device connected to the remote board that you have chosen to enable will be presented in the bottom list as shown below Remote Dewi PANA Remote Nodes a Ramote Noa trom the list below Thrvitns Connneted fo 10 10 00 05 The Remote Device Management Page with target devices attached to a remote Node Related Topics e 6 2 Remote Device Management iSCSI Node Page 35 Step 9 iSCSI Sessions Optional You will only need to complete this step if e You want to view any iSCSI sessions connected to this Node e You want to log out any iSCSI initiators connected to this Node If you don t require changing these settings skip to the next step The following Nodes Example 1 Node B and Example 2 Node C Node D are the only Nodes that may require the following steps Information Each initiator will open a session with each target device these session are displayed in the iSCSI sessions table It is possible for more than one host to be connected to any target device or one host to multiple target devices a Note If you need help configuring your initiating machine see Appendix B for how to set up the Microsoft iSCSI initiator Navigation From the main menu click the Remote Device Management link the GUI will display the following screen iSCSI Sessions I8C amp 8l Sessions ISCSI Sessions Procedure
73. ore than one host to be connected to any target device or one host to multiple target devices Should it be required it is possible to send a logout request to a host by highlighting the host connection and pressing the logout button Note Many initiators are configured to automatically reconnect after completing the logout request If this is the case then the connections window may not show any change iSCSI Node Page 65 8 0 Node Maintenance The following section describes the various pages that are available to the administrator to monitor the performance and maintain the Node The following operations will be detailed e 8 1 System Information e 8 2 System Log e 8 3 Firmware Updates e 8 4 Saving the Configuration to Disk e 8 5 Restore to Factory Defaults 8 1 System Information This system information page will allow the administrator to view the performance of the Node From within the main menu select the System Information icon from the Node maintenance section The GUI will now display the following window SANSlide SSiS150 Page 66 System Information Page Within the top window the following information is displayed e Current Firmware Level e Bootloader revision e Serial Number of the PCB within the Node Within the lower window are 3 bar graphs which provide an approximation of the following performance parameters e Network Speed This indicates the current performance in MB s across the network
74. reas 10 10 10 67 Tete ke Use automatic Pvi address gqum cnt Use the following rG address se OO Py i gateway Link States Link State Up Link Speed 100MMbis RX Byte AEDIMBR TH Bytes EMALA RX Errors 6 TX Errors i Lev Address 10 10 10 87 Pvt Addresa Network Port Configuration Setting the MTU Enabling larger frames on a jumbo frame capable network can improve the performance of your backup operations Jumbo frames are Ethernet frames that contain more than 1500 bytes of payload MTU Before enabling jumbo frames ensure that all the devices hosts located on the network support the jumbo frame size that you intend to use to connect to the Node If you experience network related problems while using jumbo frames use a smaller jumbo frame size Consult your networking equipment documentation for additional instructions Some networking switches require you to specify the size of the jumbo frame MTU when enabling as opposed to a simple enable command On these switches it might be required to add the necessary bytes needed for the frame header i e header information MTU Typical header size is 28 bytes so a 9000 byte MTU would translate to 9028 byte setting Refer to your switch documentation to understand what the maximum frame size settings are for your switch Setting the IP Address There are two possibilities when configuring the IP address of the iSCSI Node e DHCP this means the Node will see
75. ree See ee n brn air m Peja ae peoples geen ad kedi jie Perii ti E E r a Leal Ares Connection Status A general status page will be displayed From with in this page select Properties Labernet ie nbere soerg Erais Li days 04 37 16 LO cips Bytes 8 714 667 387 O 2 676 581 l a a a n 4 Local Area Connection Properties e Networking Connect using Select the Internet Protocol Version 4 TCP IP entry and P Realtek RTL8168D 8111D Family PCI E Gigabit Ethemet then Properties Configure This connection uses the following items DM Client for Microsoft Networks aos Packet Scheduler B File and Printer Sharing for Microsoft Networks Intemet Protocol Version 6 TCP IPv6 h Intemet Protocol Version 4 TCP IPv4 Link Layer Topology Discovery Mapper 1 0 Driver Link Layer Topology Discovery Responder Install Uninstal Properties Description Transmission Control Protocol Intemet Protocol The default wide area network protocol that provides communication across diverse interconnected networks OK Cancel SANSlide SSiS150 Page 76 General You can get FP settings d automa toally if your ine beeoric Suppo iis capabdity Otrenvieg you nged bp asc your me tweet adonines fr ator for the sppromiate IF settings T Oar an IP addrece automaticaly i Wee the following DF address EP adiresi 9 10 10 11 Sukna mask r E o
76. rm mutual authentication To use mutual CHAP either specify an initiator secret on the Initiator Settings page or use RADIUS The same secret must be configured on the target Use RADIUS to authenticate target credentials This advanced settings page is the same as that of the discovery with one addition On the Connect by using section the user can select the Target Port that he wishes to connect too This is particularly useful if the user is going to create multiple connections In this example we have chosen to connect to the IP address 10 10 10 50 on port 3260 To see how this relates to the iSCSI Node configuration note the P addresses in the window shown below iSCSI Target Bridge Control Console Home Authorisation Reboot System Chap enabled gl Logout Username Initiator secret Support Target secret Online Help Contact Support twork 1 10 10 10 10 Network 2 10 10 10 12 Compatibility Mode W iSCSI Node Page 83 Set up the Digest and CHAP settings as described in stage 2 during the discovery phase and click OK This will now take you back to the window that was shown previously Click OK once more The user should now see the iSCSI Target connected iSCSI Initiator Properties Favorite Targets Volumes and Devices Targets To access storage devices for a target select the target and then click Log on To see information about sessions connections and devices for a target dick Details
77. sion tab in the Target Properties window Click on the Connections button and a window should appear This is shown below MN oA a ea a ta Session Connections Connections Load balance policy Round Robin r Description The round robin policy attempts to evenly distribute incoming requests to all processing paths This session has the following connections Source Portal Target Portal Status Type Weight C 10 0 0 237 5 10 10 10 50 Conne Active nja 0 j The Session Connections window shows how many iSCSI Connections are active and the type of load balance used For all iSCSI Sessions there will be at least one leading connection iSCSI connections can be added and removed at any time all apart from the leading connection which can only be removed when the iSCSI Session is logged off The Load balance policy specifies how the data is distributed over multiple connections The main iSCSI Node Page 85 policies that should be used are Round Robin and Fail Over Only Round Robin will utilize all connections for data and evenly distribute the data Fail Over Only will use the Leading connection for data transfer If a connection should go down then the data transfer shall switch on one of the other connections For most purposes Round Robin will provide the greatest performance increase If you have been experiencing a performance decrease when transferring data to more than one device using
78. st Enable CHAP log on CHAP Log on information GH amp P helps ensure connection security by providing authentication between a target and an initiator To use specify the same name and CHAP secret that was configured on the target For this initiator The name will default to the Initiator Name of the system unless another name is specified Name ign 1991 05 com microsoft win d3081sidkbe Target secret F Perform mutual authentication To Use mutual GH amp P either specify an initiator secret on the Configuration page or use RADIUS Use RADIUS to generate user authentication credentials Use RADIUS to authenticate target credentials The Connect using box allows the user to specify which iSCSI Adaptor to use and the Source IP The Local adaptor will only differ from Microsoft iSCSI Initiator setting if an iSCSI Offload card has been installed For the purpose of this guide we shall only use the Microsoft iSCSI Initiator Leaving this setting as default will also use the Microsoft iSCSI Initiator The Initiator IP is used to specify upon which network adaptor the discovery will be done In most cases the user will want to leave this as default If multiple network interfaces are installed in the server and the user wishes to select a particular interface select the IP address of that network interface from the pull down list CRC Checksum settings allow the user to specify whether
79. t device A unique part of SANSlide functionality is that all the Nodes within a SANSlide installation do not have to have the same storage interface Therefore it is quite feasible to have the data centre Node connected to a Fibre Channel network whilst a remote Tape Library is connected via a parallel SCSI Node SANSlide SSiS150 Page 6 1 2 Manual Layout This Manual has been divided into two primary sections an installation guide and a more detailed section containing all of the functionality available to you which is divided into sections that correspond to the web interface Throughout the manual symbols will be used to quickly identify different pieces of information a This icon represents a note of interest about a step or section of information Fo This icon represents an important piece of information This icon represents a warning care must be taken and the warning should be read thoroughly 1 3 Definitions Throughout this manual selected terms will be used to describe pieces of equipment and concepts Below is an explanation of those terms Node A Node refers to the physical SANSIide unit you have purchased Target Device A disk or tape drive connected to a SANSIide Node each device is identified by an IQN iSCSI Qualified Name Initiating Device A computer or other piece of equipment which can perform backups connected to a SANSIide Node via iSCSI Initiator Node A Node which has bot
80. t into two sections Within the left hand panel you will observe two further panels The upper panel Node Control typically remains constant wherever you are within the GUI it allows you to reboot or logout of the GUI whilst the console home link will take you back to this screen Note Whenever a Reboot command is issued it can take up to a minute for the Node to become accessible again Within the Support section there is a link that will open up your mail service with Bridgeworks Email address loaded and an Online Help button The Online help is contextually aware of which GUI page you are currently viewing and will provide you with help relevant to the display and configuration data iSCSI Node Page 13 4 0 Installation Set Up To avoid travelling between sites where the Nodes are installed Bridgeworks has included a feature within the GUI making it is possible to connect to and manage a remote Node from another Node However to achieve this the IP address of the remote Nodes WAN port must be known therefore the steps are divided into two sections e Local Configuration these steps are preformed with you having direct access to both Nodes e Installed Configuration these steps are preformed with one of the Nodes being configured in a remote location If at any point during the installation guide a mistake is made or you become worried about the configuration you have entered the Node can be restored back to factor
81. tem will look for Targets on Following portals Refresh Address Port Adapter IP address To add a target portal click Discover Portal Discover Portal To remove a target portal select the address above and then click Remove ISNS servers The system is registered on the following iSNS servers Refresh To add an iSNS server click Add Server Add Server To remove an iSNS server select the server above and then click Remove Remove More about Discovery and iSNS OK Cancel Apply SANSlide SSiS150 Page 90 To add an iSCSI Target portal click on Discover Portal The user should now be presented with a window Discover Target Portal Enter the IF address or DNS name and port number of the portal you want to add To change the default settings of the discovery of the target portal click the Advanced button IP address or ONS mame Port Default is 3260 4 fi 2260 Advanced Cancel Enter an IP address for the iSCSI Target In this example we shall use the IP address of 10 10 10 99 Leave the port 3260 unless you have configured your iSCSI Node only to respond on port 860 in which case change it to 860 Click on the advanced button to see the advanced options Advanced Settings 20x General IPsec Connect using Local adapter Initiator IP bea Target portal IP a CERC Checksum Data digest Header dige
82. tom of the list The web interface will now display the login screen of the remote Node as normal and you login in the normal way using the credentials of the remote Node Whenever a remote control session is underway there will be a yellow bar at the top of the web interface which will contain the name of the Node you are connected to as illustrated below Remote Control Link bridgeworks Managamani Censale Choose an option Matwark Connectors Passwords 8 Seacurty SANSlide Remate Node Remote Devic angioma t Mun atnarit Interfaces amed Daevines Local Doiio Management Mode Maintenance A remote Node under Remote Control If you close down the window or tab containing the remote control session you can navigate back at any point to the Remote Node Management page on your Local Node select the Node you had previous remote control over and click the Reload Remote Window button When you have finished configuring the remote Node clicking Stop Remote Control from the Remote Node Management page will end the remote control session 6 1 2 Configuring a Node SANSlide will always attempt to get the best performance possible for the data it is transferring however there may be other traffic on your network that will also need to accesses a share of your links bandwidth The limit is induced on a per Node bases to limit the amount of bandwidth on a Node link click on the Node from the list and click on th
83. tor shall perform the discovery This usually performs quickly but can take up to a minute with multiple network ports Once the discovery is complete the user should see the target listed in the Target Portals list m Ben ar ttt i ma i Favorite Targets Volumes and Devices RADIUS Discovery Target portals r r OF Pe Address Port Adapter IP address 10 10 10 50 3260 Default Default ISNS servers If the user has an iSNS server then the address can be added in the iSNS servers list by clicking Add A window should appear Enter the address of the iSNS Server then click OK The Microsoft iSCSl Initiator will now query the ISNS Server and discover any iSCSl Targets that are registered ISCSI Node Page 81 Step 3 Targets Click on the Targets tab The devices discovered should now be listed and shown as below iSCSI Initiator Properties A Favorite Targets Volumes and Devices RADIUS General To access storage devices for a target select the target and then click Log on To see information about sessions connections and devices for a target dick Details Targets Mame Status ign 1988 11 com dell b9ad34 spi 6 0 0 Inactive ign 1988 11 com dell b9ad34 spi 6 0 1 Inactive In this example two iSCSI targets have been discovered The first device is the tape drive and the second is the media changer If no devices are displayed check the settings used to do the discovery especially the
84. us procedures to instigate in the event of e 9 1 Lost Password e 9 2 Lost IP Address 9 1 Lost Password If you have lost the admin password it is possible to reset it with help from Bridgeworks First ensure that there is nothing entered into the user field and then type PASSWORDRESET into the password field The Password Recovery Window The unit will respond with a challenge key Copy this key into an email along with your name company and contact details you must include your company s personal email address for security purposes Send this email to support 4bridgeworks com and a key will be returned for you to enter into the key field Press the reset button once you have entered the key this will reset the admin user password back to admin iSCSI Node Page 71 9 2 Lost IP Address Introduction The utility will find any Bridgeworks device irrespective of its IP address this can be helpful in determining the IP address of a Bridgeworks device with an unknown IP address and for checking the number of Bridgeworks devices on a network Downloading LAN Scan The utility can be downloaded from http www 4bridgeworks com support software shtm How to use LAN Scan The utility is available under both Windows and Linux and is a CLI based tool The downloaded file is in zip format and contains the files lanscan lanscan exe and lanscan bat For the GNU Linux operating system the lanscan executable is need
85. utes to complete 10 3 Once this has completed as indicated by the bottom text displaying Learn Complete the pop up window can be closed 10 4 Repeat step 10 for each of the Nodes you have added Result A pop up window will display the learn transfer graph and once complete will display the words learn complete at the bottom of the screen SANSlide SSiS150 Page 38 Training for Network Conditions SSiS150DPW 10 10 11 61 i a Remote Node in the Process of Learning Change in Speed measured in MB over time 119MB OKB 15 33 57 15 34 07 15 34 17 15 34 27 15 34 37 15 34 47 Learning A Node in the process of a learn Related Topics e 6 1 Remote Node Management iSCSI Node Page 39 4 4 Installation Complete Congratulations You have now completed the installation guide If you need help configuring your initiating machine see Appendix B for how to set up the Microsoft iSCSI initiator The next section covers each of the web interfaces functionality in more detail if this still does not provide you with enough information please contact your reseller SANSlide SSiS150 Page 40 5 0 Network Configuration This section will detail the operations of the following Network Configurations e 5 1 Connections e 5 2 Passwords and Security e 5 3 Network Services 5 1 Connections This configuration page will allow the administrator to configure network interface settings and to view network statistics
86. will use the Leading connection for data transfer If a connection should go down then the data transfer shall switch on one of the other connections For most purposes Round Robin will provide the greatest performance increase If you have been experiencing a performance decrease when transferring data to more than one device using multiple connections please refer to the trouble shooting guide To add a new connection to a session click on the Add button and a new window should appear Add Connection Target name gn 2002 12 com 4bridgeworks 000000 97 7ddases6978526 000000000 Advanced Cancel Now click on the Advanced button to see the Advanced Settings ISCSI Node Page 97 Advanced Settings ba Fa General IPsec m Connect using Local adapter Microsoft iSCSI Initiator Initiator IP Target portal IP Default X CERC Checksum Tl Data digest Header digest Enable CHAP log on CHAP Log on information GHAP helps ensure connection security by providing authentication between a target and an initiator To use specify the same name and CHAP secret that was configured on the target For this initiator The name will default to the Initiator Name of the system unless another name is specified Mame ign 1991 05 com microsoft win d3081sidkbe Target secret F Perform mutual authentication To use mutual GH amp P either specif
87. y an initiator secret on the Configuration page or use RADIUS Use RADIUS to generate user authentication credentials F Use RADIUS to authenticate target credentials Select the Initiator IP address and the Target Portal that you wish to connect too via the pull down menus in the Connect by using section When setting up multiple connections you ideally want to connect to different ports and different network interfaces Set up CHAP then click OK The user will now be brought back to the window below Click OK and now the user should see the Session Connections page with two connections Multiple Connected Session MCS MICS policy Round Fobin Description The round robin policy attempts to evenly distribute incoming requests to all processing paths This session has the Following connections Source Portal Target Portal status Type Weight 0 0 0 0 60102 10 10 10 107 3 Connected Active nja 0 0 0 0 63942 10 10 10 107 3 Connected Active nja D oc To add a connection click Add To remove a connection select the connection above and then Remove click Remove To edit the path settings for the MCS policy select a Edit connection above and then click Edit ELH OK Cancel Apply The user can add up to 10 different connections Once the user has completed setting up the connections click OK to return to the iSCSI session page You should now see the number of connections in
88. y defaults and the process can be started again see the section 8 5 Restore to Factory Defaults SANSlide SSiS150 Page 14 4 1 Example Configurations The following examples will be used throughout the rest of the Installation guide If an example Node is not specifically referred to then that step is to be applied to both sets of example boards It is recommended you choose the example that matches your requirements and follow the instructions provided Example 1 Remote tape libraries Here we have a Server based in the data centre and an iSCSI enabled Tape Library in a remote location The SANSlide Node A in the data centre is configured to be a Target Node whilst the SANSlide Node B in the remote location is configured to be an Initiator Node Array VTL Tape Switch SANSlide SANSlide Node A Node B Remote Tape Libraries Example 2 Across site back up Here we have servers in both data centres backing up to a tape library located in the other data centre In this case one interface on each Node C and D is configured to be a target port whilst the other interface is configured as an Initiator port a Array Array fa L Site A 3 H Site B a a Switch SANSlide oe een Switch VTL Tape I VTL Tape SS i Across Site back up ISCSI Node Page 15 4 2 Local Configuration This section will take you through the steps required to configure the SANSlide Nodes so they can communicate with each other

SANSlide SSiS150 User Manual v1.0

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