iPBridge 2700C/R/D Installation and Operation Manual
ATTO Technology, Inc. 155 CrossPoint Parkway Amherst, New York 14068 USA www.attotech.com Tel Fax (716) 691-1999 (716) 691-9353 Sales support: sls@attotech.com Technical support: Monday -- Friday, 8am-8pm EST techsupp@attotech.com © 2007 ATTO Technology, Inc. All rights reserved. All brand or product names are trademarks of their respective holders. No part of this manual may be reproduced in any form or by any means without the express written permission of ATTO Technology, Inc. 09/2007 .................
Contents 1 ATTO iPBridge provides storage options .......................................1 Embedded software features Connectivity, infrastructure solutions 1.1 ATTO iPBridge 2700R/D physical components .................3 Dimensions Environment Power Ethernet data ports Fibre Channel data ports Management ports LED indicators 1.2 ATTO iPBridge 2700C physical components ....................
3.3 Optional changes .................................................................15 Preliminary steps Modify passwords Set up a VLAN: Virtual Local Area Network Enhance performance iSCSI performance configuration tool (Windows only) 4 Remote system monitoring ...............................................................17 SNMP Email notification 5 Updating firmware .............................................................................19 Using ATTO ExpressNAV Using FTP 6 Troubleshooting ....
Appendix A CLI provides an ASCII-based interface ...........................i CLI error messages CLI summary Alphabetical CLI command explanations Appendix B Safety standards and compliances .................................xiv Appendix C Warranty information ........................................................
1 ATTO iPBridge provides storage options The ATTO iPBridgeTM 2700C/R/D iSCSI to Fibre Channel bridge offers an affordable opportunity to transform Fibre Channel storage into network-enabled addressable devices, creating scalable solutions for an iSCSI SAN. The iPB2700 is a cost effective, high performance bridge using four Gigabit Ethernet ports and two independent 4-Gb Fibre Channel buses.
Ethernet Fibre Channel SCSI Possible storage configurations GbE network ATTO iPBridge 2700 ATTO Celerity FC storage adapter GbE Switch 4-Gb FC Switch ATTO FibreCenter Hub ATTO ExpressPCI FC storage adapter ATTO FibreBridge 2400 ATTO FibreBridge embedded ATTO iPBridge 1500/1550/2500 SCSI Tape Library SCSI Tape Library FC model SCSI model ATTO Diamond Storage Array ATTO ExpressPCI SCSI storage adapter 2
1.1 ATTO iPBridge 2700R/D physical components The ATTO iPBridge 2700R/D is a 1-Gigabit Ethernet to Fibre Channel 1U full-rack bridge for high performance, cost effective solutions in enterprise environments. Dimensions Width: 17 inches Length: 8.94 inches Height: 1.7 inches (1U) Weight: 8 pounds The data ports support IP v.4 in compliance with IEEE 802.3 GbE. Each may also be used for iPBridge management. GbE cables must be at least CAT-5E certified for 1000 Mb/sec. use.
From the front of the iPBridge (see Exhibit 1.1-1): is lighted green indicates ready, lighted yellow shows a faulted condition, and off indicates not ready. Power LED lights green to show the power is on. Ethernet ports: a lighted yellow LED indicates 1000 Mb/sec.; if it is off, it means 100 Mb/sec. Ready/Fault LED speed. A separate green LED indicates activity if it is lit. Fibre Channel ports: a bicolor LED indicates FC speed.
1.2 ATTO iPBridge 2700C physical components The ATTO iPBridge 2700C is a 1-Gigabit Ethernet to Fibre Channel embeddable cPCI bridge for high performance, cost effective solutions in enterprise environments. Dimensions Width: 6.193 inches Length: 6.299 inches Height of tallest component: .545 inches Environment Operating Temperature: 5-40 °C external Ambient air: should not exceed 40 °C User-configurable thermal sensor for automatic shutdown.
Mb/sec. A separate solidly lit green LED indicates an active link, blinking indicates activity and off shows no link is present. Ethernet management port: a lighted green LED shows a valid link; off indicates that no link is Exhibit 1.2-1 present. A separate blinking yellow LED indicates activity. Ready/Fault: lights green to indicate ready, lights yellow to show a faulted condition, and is off to indicate not ready.
2 Installation If you have not already completed the instructions on the Quick Start packed with your iPBridge, use the following instructions to install the iPBridge.
Installing MS iSCSI Initiator for Windows Setting up Internet Explorer 1 1 2 3 Download the latest version of Microsoft® iSCSI Software Initiator from www.microsoft.com/downloads. Searching 2 3 4 5 6 7 8 9 10 11 12 13 on iSCSI Initiator helps to locate it. Launch the Initiator installation program and follow the instructions. Find the Microsoft iSCSI Initiator icon on your desktop and launch the program. Click on the Discovery tab. Click on the Add button under the target portal heading.
3 Configure the iPBridge To configure the ATTO iPBridge, use ATTO ExpressNAV. Default values are appropriate for most configurations, but may be modified.The ExpressWizard provides one-button setup for many applications. Default values are appropriate for most applications. If you wish to change these values, use ATTO ExpressNAV, a browser-based graphical interface. Other methods are also available. Refer to Interface options on page 27.
8 9 Click Next. Select the answer to the question Does your network support Jumbo Frames? 10 Click Next. 11 Set your administrator password. 12 Click Next. 13 The configuration for the iPBridge based on your input in the previous screens appears. If the information is correct, click Commit. 14 The ExpressWizard configures your iPBridge and storage. You may select items on the left side menu to view the current configuration or to change the configuration.
3.1 Target management Storage devices are mapped using the designations for the iSCSI LUN. The easiest way to map devices is to use the Automatic Target Management feature in the ATTO ExpressNAV interface. CAUTION • Changing the device map can affect the host’s view of devices and your application configuration To map Fibre Channel devices, you must connect the devices to one of the iPBridge Fibre Channel ports.
3 4 Click on the Device Maps link of the default target. Select the devices from the box on the right hand side of the screen and drag to the appropriate LUN on the left. 5 Click Submit. If you are prompted to restart the iPBridge, go to the Firmware Restart page and restart the iPBridge. 1 The Status page appears. Click on the Auto Target Mgt menu item on the left side of the screen. Click on the Map each device to its own target button.
Exhibit 3.1-1 Target node configurations. 13 ATTO Technology Inc.
3.2 iSCSI configuration You may fine-tune the iPBridge using the ATTO ExpressNAV interface. Several special iPBridge features may be accessed using the ExpressNAV graphical user interface.
3.3 Optional changes Default values, even if you have not used the ExpressWizard, are appropriate for most configurations, but may be modified. Preliminary steps 1 If you are not already in the ExpressNAV interface, type the IP address of your iPBridge in a standard browser as found in Using ExpressNAV on page 27, click Enter Here, 2 Modify passwords 1 2 Follow the Preliminary steps Click Bridge. The Bridge Configuration page is displayed. 3 4 5 6 type in your user name and password, and click OK.
Enhance performance Note If you used ExpressWizard to set up your iPBridge, changing these parameters may interfere with ExpressWizard settings. Default values, even if you have not used the ExpressWizard, are appropriate for most configurations, but may be modified. 1 2 3 Follow the Preliminary steps. On the iSCSI page, enable SpeedWrite. On the Ethernet page, change MTU to 9014.
4 Remote system monitoring You may set up the iPBridge to send notifications when certain events occur. You may set up the iPBridge to send notifications when certain events occur using the Remote Management page of the ExpressNAV interface. You designate the person receiving notification of conditions and the level of severity which prompt notification using the Simple Network Management Protocol (SNMP) or Email notification.
6 From the drop-down box next to each trap address, select the level of severity for which you want each address to be notified: None, All, Critical or Warning. 7 8 Click on Submit. Go to the Restart page and restart the iPBridge. After rebooting, the iPBridge sends notifications as you set them up.
5 Updating firmware Several processors control the flow of data in the ATTO iPBridge. The firmware to control these processors can easily be upgraded in the field. The iPBridge firmware is distributed as an .ima file can be obtained from the ATTO Technology, Inc. web site at www.attotech.com or from the CD included with your iPBridge. CAUTION Using ATTO ExpressNAV 1 2 3 Before beginning this procedure, ensure that all I/O to the iPBridge has stopped.
6 Troubleshooting If it is clear that a particular component system is at fault in a problem situation, go directly to that component. If it is not clear, the best approach is to troubleshoot using the inside-out method. You may check on the status of your iPBridge using the ExpressNAV interface. Refer to Using ExpressNAV on page 27.
• a separate lighted green LED for each Fibre Channel port shows activity and an unlit LED means no activity. Inspect the front side LEDs (iPBridge 2700R/D only) (see Exhibit 6.0-2): • • • • • a green power LED; on means power is on; off means power is off. a yellow LED on each Ethernet port indicates 100/1000 Mb/sec. speed, where off means 100 Mb/sec. and on means 1000 Mb/sec. a green LED on each Ethernet port activity, where off means no activity and on means activity.
Check components Use this procedure to check system components. For more information on the commands used in this procedure, refer to CLI provides an ASCIIbased interface on page i of the Appendix. Check Fibre Channel devices 1 2 3 4 5 Check Fibre Channel device power. Make sure the devices are powering up. Watch the drive lights before, during, and after startup. Check cable integrity. Check the cables for solid connections.
5 Verify that each used Ethernet port on the iPBridge can be pinged from the desired host. Refer to Ping on page x of the Appendix. If the host cannot ping the iPBridge ports and the iPBridge ports are properly configured, continue to the Local Area Network/Wide Area Network section, Check the LAN/WAN on page 23. Verify that each port on the iPBridge can ping each desired host. Refer to Ping on page x of the Appendix. If the iPBridge cannot ping the host, continue to Check the LAN/WAN on page 23.
2 3 4 5 6 7 8 same machine. Check with the vendors to make sure they are compatible. Verify that the PC has the latest iSCSI driver as well as the required service packs and patches. Check with the iSCSI OS driver vendor for more information. Verify that the iSCSI OS driver has started. Look under Device Manager for Windows or lsmod for Linux. Verify that the iSCSI OS is still looking for the iPBridge at the right IP address.
An un-accelerated NIC does not offload anything so the CPU must do much of the processing. 1 2 3 Verify that the adapter or NIC is sent to autonegotiate or forced to 1000 Mbs. Set the MTU size to the largest MTU size supported in the LAN/WAN using the Ethernet page in the ATTO ExpressNAV interface. 9k frame size is the current optimized frame size for the iPBridge. Many switch and router vendors do not support the larger frame size of 9k or 16k.
MaxBurstLength The maximum data payload, in bytes, in a Data-In or a solicited Data-Out iSCSI sequence. A sequence consists of one or more consecutive Data-In or Data-Out PDUs that end with a Data-In or Data-Out PDU with the F bit set to one. ATTO value: 1048576 decimal 00100000 hex MaxRecvDataSegmentLength The maximum data segment length, in bytes, that a transmitter (initiator or target) can receive in an iSCSI PDU.
7 Interface options Alternative methods to the ATTO ExpressNAV interface may be used to manage the iPBridge. ATTO ExpressNAV is the recommended interface. Using ExpressNAV Each page in the ATTO ExpressNAV interface provides information and/or configuration parameters based on a specific topic. ATTO ExpressNAV is the recommended management tool for the iPBridge.
• Flow Control: None • Terminal type: ASCII • Echo: off f. Click OK. 4 After you connect to the iPBridge, start-up messages are displayed. These messages are only displayed at start-up. The last line in the start-up message sequence is Ready. 5 In serial port sessions, there is no prompt on the line below the word Ready. Begin typing commands in the blank line where the cursor is resting. No user name or password is required for serial port access.
Appendix A CLI provides an ASCII-based interface The command line interface (CLI) uses ASCII commands typed while in CLI mode. CAUTION Do not use CLI unless you are directed to by an ATTO technician. Changing parameters may cause loss of data and/or disruption to performance and reliability of the iPBridge. The ExpressNAV interface is the preferred method to operate and manage the iPBridge. Refer to Using ExpressNAV on page 27 for details.
CLI error messages The following error messages may be returned by the Command line Interface ERROR. Invalid Command. Type 'Help' for command list. ERROR.
Command Default Example EmailNotify EmailNotifyAddress EmailPassword EmailServerAddress EmailUsername EthernetSpeed EventLog EventLogFilter Exit ExpressFairness FCConnMode FCDataRate FCHard FCHardAddress FCPortErrors FCPortList FCTargets FCWWN FirmwareRestart Help IdentifyBridge Info IPAddress disabled set emailnotify enabled get emailnotifyaddress set emailpassword get emailserveraddress set emailusername barb set ethernetspeed dp1 100 set eventlog disabled set eventlogfilter gen info all exit set exp
Command Default Example Password Ping ReadOnlyPassword ReadOnlyUsername ResetFCPortErrors Reserve RestoreConfiguration RMON Password set password ping mp1 192.42.155.
Alphabetical CLI command explanations AccessControl Controls access on a target node. Access to the target node is keyed to the iSCSI qualified name of listed initiators. Note AccessControl cannot be used with iSNS. Default: disabled set AccessControl [default | Target Name] [enabled | disabled] get AccessControl [default | Target Name] AccessEntry Allows the addition or deletion of an initiator entry from the access control list of a target node.
DisplayTraceLog Displays the most recent page of trace log entries. The optional parameter n is the number of lines to be displayed as a single page with no user interaction. After the command has executed, use +, - or = to scroll through the log. Type quit and press Enter to exit the command. DisplayTraceLog DisplayTraceLogFilter Filters the display of data for specific ports while in DisplayTraceLog mode.
EmailUsername Configures the user name which authenticates the login to the SMTP Email server. The user name must not be more than 128 characters. A user name is not required if the Email server does not require authentication. set EmailUsername [username] SaveConfiguration command required get EmailUsername ExpressFairness Enables an iSCSI fairness algorithm. which, when a large number of hosts are connected using iSCSI, prevents one host from using all available bandwidth and starving other connections.
FCHard Regulates Fibre Channel hard address assignment. When enabled, the unit tries to use its internal hard address as its address on the Fibre Channel loop. Under soft addressing, the unit loop address is assigned during loop initialization. FirmwareRestart Resets and reinitializes the iPBridge firmware. Use the forced option to override any CLI reservations held by other sessions.
IPGateway Controls the current default gateways used by any Ethernet ports on the iPBridge. If IPDHCP is enabled, the get command reports the current IP gateway assigned by the network DHCP server. Default: 0.0.0.0 set IPGateway [DPn | mp1 | all] [xxx.xxx.xxx.xxx] SaveConfiguration Restart command required get IPGateway [DPn | mp1 | all] IPSubnetMask Controls the current subnet masks used by any Ethernet ports on the iPBridge.
iSCSIWANIPAddress Sets or displays the IP address reported to an iSCSI initiator located outside the iPBridge LAN. If this iPBridge is behind a NAT router, the address must be set to the external IP address of the router. Setting the address to 0.0.0.0 causes the iPBridge to be inaccessible from outside the LAN. Default: 0.0.0.0 set iSCSIWANIPAddress [DPn | all] [xxx.xxx.xxx.
Reserve Reports the state of CLI reservation for the current CLI session. If the command reports that Reservations are enabled, then another CLI session has control of parameter modification on the unit. Reserve RouteDisplay Displays s a combined list of iSCSI to FC port mappings. The optional target name limits the list to maps which have that target name. The optional LUN parameter limits the list further to the map which satisfies a search for the given LUN.
SNMPDumpMIB Displays the contents of the ATTO iPBridge private SNMP MIB to the current CLI session. For further assistance with SNMP, consult your network administrator. SNMPDumpMIB SNMPExtendedTraps Regulates Extended (i.e., Device Transition and Device Error) SNMP trap functionality. Default: disabled set SNMPExtendedTraps [enabled | disabled] get SNMPExtendedTraps SpeedWrite Improves the performance of WRITE commands to target devices attached to the iPBridge.
TraceLogFilter Filters data from specific unit ports when trace logging is enabled. Default: all all all set TraceLogFilter [FC | all ] [ fp | all ] [none | chkcond | all ] get TraceLogFilter [ FC | all ] [ fp | all ] Username Specifies the user name for all sessions. It is case insensitive, 1 to 32 characters, and cannot contain spaces.
Appendix B Safety standards and compliances The equipment described in this manual generates and uses radio frequency energy. If this equipment is not used in strict accordance with the manufacturer's instruction, it can and may cause interference with radio and television reception. Refer to the Technical Specification sheet available at www.attotech.com for a full list of certifications. WARNING Risk of explosion if battery is removed and/or replaced by an incorrect type.
Application of Council Directive: 89/336/EEC Standard(s) to which conformity is declared: EN55022, EN5024, CE60950 This Declaration will only be valid when this product is used in conjunction with other CE approved devices and when the entire system is tested to the applicable CE standards and found to be compliant. The ATTO iPBridge 2700 complies with Directive 2002/95/EC on the Restriction of the Use of Hazardous Substances in Electrical and Electronic Equipment (RoHS). xv ATTO Technology Inc.
Appendix C Warranty information Manufacturer limited warranty Manufacturer warrants to the original purchaser of this product that it will be free from defects in material and workmanship as described in the ATTO Technology website, www.attotech.com. Manufacturer liability shall be limited to replacing or repairing, at its option, any defective product. There will be no charge for parts or labor should Manufacturer determine that this product is defective.
xvii ATTO Technology Inc.
