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IP Storage Router SR2122-2 User Guide

8

Configuring SCSI Routing

This chapter explains how to configure your SR2122-2 storage router for SCSI
routing and contains the following sections:

■

Prerequisite Tasks

■

Configuration Tasks

■

Creating a SCSI Routing Instance

■

Configuring a Server Interface

■

Configuring iSCSI Targets

■

Configuring an Access List

■

Configuring Access

■

Verifying and Saving Configuration

■

Default Values For FC Interfaces

SCSI routing can be configured using CLI commands as described in this chapter
or via the web-based GUI. To access the web-based GUI, point your browser to
the storage router management interface IP address. After logging on, click the
Help link to access online help for the GUI.

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Содержание StorageWorks SR2122

Страница 1: ... IP Storage Router SR2122 2 Product Version 2 0 Third Edition December 2003 Part Number 304835 003 This user guide provides instructional information for installing and configuring the HP StorageWorks IP Storage Router SR2122 2 ...

Страница 2: ...out the prior written consent of Hewlett Packard The information contained in this document is subject to change without notice Microsoft MS DOS MS Windows Windows and Windows NT are U S registered trademarks of Microsoft Corporation UNIX is a registered trademark of The Open Group Hewlett Packard Company shall not be liable for technical or editorial errors or omissions contained herein The infor...

Страница 3: ... 15 Text Symbols 15 Equipment Symbols 16 Rack Stability 17 Getting Help 18 HP Technical Support 18 HP Storage Website 18 HP Authorized Reseller 18 1 Product Overview 19 Basic Description 20 Port Descriptions 21 Gigabit Ethernet Ports 21 Console Port 22 10 100 Ethernet Management Port 22 10 100 Ethernet HA Port 22 Fibre Channel Ports 22 Front Panel LEDs 23 Fan Assembly 25 Power Supply 26 ...

Страница 4: ...Operations 47 Verify that Network Connections are Operational 47 Verify That Fibre Channel Connections are Operational 48 Where to Go Next 48 3 Troubleshooting 49 Solving Problems at the Component Level 50 Identifying Startup Problems 51 Troubleshooting the Power Supply 52 Troubleshooting a Network or Fibre Channel Port Connection 53 Troubleshooting a Connection to a Gigabit Ethernet Port 53 Troub...

Страница 5: ...necting a Console 87 Initial System Configuration Script 88 Running the Setup Configuration Wizard 89 Introducing the CLI 91 Character Case Sensitivity in the CLI 91 Command Modes 91 Command Prompt 92 Reserved Words 92 Show CLI Command 92 Special Keys 93 Starting a CLI Management Session 94 Introducing the Web Based GUI 94 Logging In 94 Monitor Mode 95 Administrator Mode 95 Menu Items and Links 95...

Страница 6: ...SCSI Routing 119 Prerequisite Tasks 120 Configuration Tasks 120 Creating a SCSI Routing Instance 125 Configuring a Server Interface 125 Without VLAN 125 With VLAN 126 Configuring iSCSI Targets 126 Target and LUN mapping using WWPN addressing 127 Target and LUN mapping using LUNWWN addressing 128 Target and LUN mapping using Serial Number addressing 128 Target only mapping using WWPN addressing 129...

Страница 7: ...ication 145 Prerequisite Tasks 146 Using iSCSI Authentication 146 AAA Security Services 146 Configuration Tasks 147 Configuring Security Services 150 RADIUS Servers 150 TACACS Hosts 151 Local Username Database 151 Building the AAA Authentication List 153 Testing iSCSI Authentication 154 Enabling iSCSI Authentication 154 Verifying and Saving Configuration 155 11 Configuring a High Availability Clus...

Страница 8: ...Restoring a Deleted SCSI Routing Instance 176 Restoring an Existing SCSI Routing Instance 177 Restoring an Access List 178 Restoring AAA Authentication Information 179 Restoring VLANs 180 Restoring System Configuration 181 Powering Down the Storage Router 183 Resetting the System 183 Reset All to Factory Defaults 184 Reset and Retain System Settings 185 Reset to Remove Saved Configuration Files 18...

Страница 9: ...ltering and Routing Event Messages 207 Enabling and Disabling Logging 207 Viewing and Saving the Log File 208 Capturing the Storage Router Configuration 208 Using Debug Facilities 208 A Technical Specifications 209 Specifications 210 B Cable and Port Pinouts 211 Gigabit and Fibre Channel Ports 212 10 100 Ethernet Management and HA Ports 212 Console Port 214 C Regulatory Compliance Notices 217 Regu...

Страница 10: ...ded Host Storage Configurations 227 FCIP Only 228 FCIP with Local iSCSI Hosts 229 FCIP with Remote iSCSI Hosts 230 Index 233 Figures 1 Storage router chassis 20 2 IP hosts accessing storage through the storage router 20 3 Storage router ports 21 4 Front panel LEDs 23 5 Chassis airflow 25 6 Rear panel power connector 26 7 Installing cage nuts 30 8 Rail assembly 31 9 Removing the screws 31 10 Attach...

Страница 11: ...sponses for SCSI routing 62 33 SCSI routing actions 63 34 SCSI Routing basic network structure 64 35 SCSI routing storage mapping and access control concept 67 36 FCIP Overview 69 37 FCIP actions 70 38 FCIP redundant WAN configuration 71 39 FCIP fully redundant configuration 72 40 Multisite FCIP configuration 73 41 Mixed mode overview SCSI routing and FCIP 74 42 VLAN access overview 76 43 Storage ...

Страница 12: ...s Control Concept 68 8 Interface Type Designators 80 9 Collecting Configuration Information 83 10 Storage Router First Time Configuration Checklist 86 11 Terminal Emulation Configuration 87 12 Configuration items in Initial System Configuration Script 88 13 Special Keys 93 14 Logging into the Web Based GUI 94 15 Menu and Item Links 95 16 Optional Operational Parameters TCP Protocol 141 17 Event Me...

Страница 13: ...de About this Guide This user guide provides information to help you Install the SR2122 2 IP Storage Router Configure the SR2122 2 IP Storage Router About this Guide topics include Overview on page 14 Conventions on page 15 Rack Stability on page 17 Getting Help on page 18 ...

Страница 14: ...tallation and configuration Ethernet and Fibre Channel Storage networks Prerequisites Before you configure the storage router make sure you review the following chapters and collect the information specified in Chapter 5 Chapter 4 Software Overview Chapter 5 Configuring the Storage Router Related Documentation In addition to this guide HP provides corresponding information StorageWorks IP Storage ...

Страница 15: ...anner indicates that failure to follow directions in the warning could result in bodily harm or death Table 1 Document Conventions Element Convention Cross reference links Blue text Figure 1 Key and field names menu items buttons and dialog box titles Bold File names application names and text emphasis Italics User input command and directory names and system responses output and messages Monospac...

Страница 16: ...esence of electrical shock hazards Enclosed area contains no operator serviceable parts WARNING To reduce the risk of personal injury from electrical shock hazards do not open this enclosure Any RJ 45 receptacle marked with these symbols indicates a network interface connection WARNING To reduce the risk of electrical shock fire or damage to the equipment do not plug telephone or telecommunication...

Страница 17: ...reduce the risk of personal injury or damage to the equipment observe local occupational health and safety requirements and guidelines for manually handling material Rack Stability Rack stability protects personnel and equipment WARNING To reduce the risk of personal injury or damage to the equipment be sure that The leveling jacks are extended to the floor The full weight of the rack rests on the...

Страница 18: ...ation available before calling Technical support registration number if applicable Product serial numbers Product model names and numbers Applicable error messages Operating system type and revision level Detailed specific questions HP Storage Website The HP website has the latest information on this product as well as the latest drivers Access storage at http www hp com country us eng prodserv st...

Страница 19: ...ow before proceeding to other chapters in this manual and contains the following topics Basic Description Port Descriptions Front Panel LEDs Fan Assembly Power Supply Installing and configuring a SR2122 2 storage router consists of the following tasks Installing the storage router Configuring the storage router software Installing and configure the iSCSI drivers 1 Product Overview ...

Страница 20: ...ess to Fibre Channel storage as if the IP hosts were directly attached to the storage For more information about the types of storage access available with the storage router see Chapter 4 Software Overview and other related documentation Figure 2 IP hosts accessing storage through the storage router hpStorageWorksIPstoragerouter2122 2 15001 IP hosts IP hp SR2122 2 An IP host accesses FC storage a...

Страница 21: ...s are labeled GE 1 and GE 2 see Figure 3 Each port provides a 1 Gigabit Ethernet interface for connecting to IP hosts that require access to storage Each port uses a small form factor pluggable SFP module for connection to the port s physical medium See Appendix B Cable and Port Pinouts for SFP module specifications Each Gigabit Ethernet port has LEDs indicating its status as described in Front Pa...

Страница 22: ...LI the web based GUI or SNMP The 10 100 Ethernet management port uses an 8 pin RJ 45 receptacle and has LEDs indicating its status as described in Front Panel LEDs on page 23 10 100 Ethernet HA Port The 10 100 Ethernet high availability HA port is labeled HA 10 100 see Figure 3 It is a 10BaseT 100BaseT Ethernet interface for connecting to an HA network The port allows the storage router to functio...

Страница 23: ...LEDs are located to the left of the CONSOLE port The 10 100 Ethernet management port MGMT 10 100 has two LEDs labeled ACT and SPEED The ACT LED is located at the left bottom corner of the port the SPEED LED is located at the right bottom corner of the port The 10 100 Ethernet HA port HA 10 100 has two LEDs labeled ACT and SPEED The ACT LED is located at the left bottom corner of the port the SPEED...

Страница 24: ...Flashing Error in a storage router component Status Green On Successful boot up Flashing Booting up POWER Green Power is on MGMT 10 100 LEDs ACT Green Link is active SPEED Yellow Port speed is 100 Mbps HA 10 100 LEDs ACT Green Link is active SPEED Yellow Port speed is 100 Mbps FC 1 and FC 2 LEDs ACT Yellow Frames are being transmitted or received LOG Green On Port is properly connected Flashing on...

Страница 25: ...ovides cooling for the internal chassis components The storage router chassis contains four exhaust fans that are located on the left side of the chassis The fans draw air in from the right and exhaust it out through the left Figure 5 Chassis airflow hpStorageWorksIPstoragerouter2122 2 15005 ...

Страница 26: ...30 VAC 50 Hz If conditions reach critical thresholds the power supply shuts down to avoid damage from excessive heat or electrical current The power supply connects to site power through a power cord and the power connector on the rear panel The power supply is powered on with a rocker switch next to the power connector The switch is labeled I and O Pressing I switches power on Pressing O switches...

Страница 27: ...Connect power Verify correct installation For first time installations perform the procedures in the following sections in the order listed here Site Planning Installing the Storage Router Installing SFP Modules Connecting to Gigabit Ethernet and Fibre Channel Ports Connecting to the 10 100 Ethernet Management and HA Ports Connecting to the Console Port Connecting Power Verifying Installation Wher...

Страница 28: ...eration by anticipating and correcting environmental conditions before they exceed the maximum operating range Verify the site power for the type of device you are installing Power requirements are useful for planning the power distribution system needed to support the storage router Heat dissipation is an important consideration for sizing the air conditioning requirements for an installation See...

Страница 29: ... on a table or a shelf near an AC power source Rack Mounting the Storage Router You can rack mount the SR2122 2 in a 19 inch equipment rack with the front panel forward The accessory kit shipped with your storage router contains two rails two wing nuts various screws You need the following tools to install the SR2122 2 in a rack Phillips screwdriver Tape measure To install the SR2122 2 in a rack 1...

Страница 30: ...de 2 Use the rack template provided to mark the center of a 1U mounting location on both sides of the front and rear mounting uprights 3 Install cage nuts in the locations marked in step 2 Figure 7 Installing cage nuts 4 Assemble the rails using the supplied wing nuts see Figure 8 Note Do not tighten the wing nuts completely because the rails will need to be adjusted later in the installation proc...

Страница 31: ...ation 31 IP Storage Router SR2122 2 User Guide Figure 8 Rail assembly 5 Remove three existing screws from each side of the chassis 6 total Figure 9 Removing the screws hpStorageWorksIPstoragerouter2122 2 15006 ...

Страница 32: ...7 Slide the storage router into the rack and secure the front of the rails using the rack screws Figure 11 Installing the storage router into the rack 8 Adjust and secure the rear of the rails using the rack screws see Figure 12 9 Secure the rail halves by tightening the wing nuts hpStorageWorksIPstoragerouter2122 2 15007 hpStorageWorksIPstoragerouter2122 2 15008 ...

Страница 33: ... to SFP modules in the Gigabit Ethernet ports and the Fibre Channel ports read the instructions in the Connecting to Gigabit Ethernet and Fibre Channel Ports section Note Because of interoperability issues HP does not support SFPs purchased from third party vendors See Chapter B Cable and Port Pinouts for SFP port specifications Note When fiber optic cable plugs and SFP module receptacles are disc...

Страница 34: ...er optic SFP modules with LC connectors see Figure 14 Refer to Table 3 to determine what types of SFP modules you can install in the Gigabit Ethernet and Fibre Channel ports See Appendix B Cable and Port Pinouts for SFP module specifications Figure 13 MT RJ fiber optic connector and SFP module Caution Protect your fiber optic SFP modules by inserting clean dust covers into the SFPs after the cable...

Страница 35: ...ts The SFP modules have three different types of latching devices used to secure and detach the SFP module from a port The three types of SFP modules are described in the following sections Mylar Tab SFP Modules Actuator Button SFP Modules Bale Clasp SFP Modules SFP Option Kit Part Number Connector Type Port 221470 B21 LC Gigabit Ethernet or Fibre Channel LC plug SFP module ...

Страница 36: ...odule has a tab that must be pulled to remove the module from a port Figure 15 Mylar tab SFP module To insert the Mylar tab SFP module into a port line up the SFP module with the port and slide it into place Figure 16 Inserting a Mylar tab SFP module hp StorageWorks IP storage router 2122 2 15009 ...

Страница 37: ...traight outward motion Do not twist or pull the tab you may disconnect it from the SFP module To remove the SFP module from the port pull the tab gently in a downward direction until it disengages from the port and then pull the SFP module out Figure 17 Removing a Mylar tab SFP module hp StorageWorks IP storage router 2122 2 15010 ...

Страница 38: ...uator button SFP module To insert the actuator button SFP module into a port line up the SFP module with the port and slide it in until the actuator button clicks into place Be sure not to press the actuator button as you insert the SFP module you could inadvertently disengage the SFP module from the port Figure 19 Inserting an actuator button SFP module hpStorageWorksIPstoragerouter2122 2 15011 ...

Страница 39: ...tton on the front of the SFP module until it clicks and the latch mechanism releases the SFP module from the port 2 Grasp the actuator button between your thumb and index finger and carefully pull the SFP module from the port Figure 20 Removing an actuator button SFP module from a port 1 2 hp StorageWorks IP storage router 2122 2 15012 ...

Страница 40: ...re the SFP module in a port Figure 21 Bale clasp SFP module To insert a bale clasp SFP module into a port 1 Close the bale clasp before inserting the SFP module 2 Line up the SFP module with the port and slide it into the port Figure 22 Inserting a bale clasp SFP module into a port 1 2 hp StorageWorks IP storage router 2122 2 15013 ...

Страница 41: ...driver or other long narrow instrument in a downward direction Figure 23 Removing a bale clasp SFP module with a flat blade screwdriver 2 Grasp the SFP module between your thumb and index finger and carefully remove it from the port Figure 24 Removing a bale clasp SFP module from a port 1 2 hp StorageWorks IP storage router 2122 2 15015 1 2 hp StorageWorks IP storage router 2122 2 15014 ...

Страница 42: ...cket Note When you disconnect the fiber optic cable from the module grip the body of the connector Do not grip the connector jacket sleeve Pulling on the sleeve can over time compromise the integrity of the fiber optic cable termination in the connector Dirt or skin oils may have accumulated on an MT RJ plug faceplate around the optical fiber openings which can generate significant attenuation and...

Страница 43: ...er from the SFP module in the Fibre Channel SFP port store the dust cover for future use 2 Remove the dust covers from the cable plug on the fiber optic cable store the dust covers for future use Insert the cable plug into the Fibre Channel SFP module 3 Connect the other end of the cable to a Fibre Channel port of another system for example a storage system switch host or another storage router Co...

Страница 44: ...terminal emulation The terminal emulation software frequently a PC application such as HyperTerminal or Procomm Plus makes communication between the storage router and your PC possible during setup and configuration Caution The console cable may be connected to the unit during installation and maintenance only The console cable must be disconnected from the unit when not in use during normal opera...

Страница 45: ...B 9 female adapter to the PC serial port 3 Connect one end of the supplied console cable a rollover RJ 45 to RJ 45 cable to the console port Connect the other end to the RJ 45 to DB 9 adapter at the PC serial port Figure 26 Connecting the console cable Console Port Default Characteristics Bits Per Second 9600 Data Bits 8 Parity None Stop Bits 1 Flow Control None Rollover cable RJ 45 DB 9 adapter T...

Страница 46: ...atically senses the source and adjusts to either source To connect power to the storage router 1 Make sure the power switch is set to Off Figure 27 Power set to Off 2 Plug the power cord into the power receptacle located on the rear panel in the chassis Figure 28 Connecting a power cord to the power connector 3 Connect the other end of the power cord to the power source for the storage router ...

Страница 47: ...essful boot up is indicated by a CLI prompt for user input 5 If any of these conditions are not met refer to Chapter 3 Troubleshooting to isolate and if possible resolve the problem Verify that Network Connections are Operational Verifying the network connections consists of making sure that the following ports are operational Gigabit Ethernet 10 100 Ethernet management and 10 100 HA To verify tha...

Страница 48: ... Fibre Channel LOG LEDs See Table 2 on page page 24 for LED indication descriptions 2 If the LOG LEDs for connected ports are flashing see Chapter 3 Troubleshooting to isolate and if possible resolve the problem Where to Go Next Once you have verified that the storage router hardware is properly installed it is ready for software configuration To configure the software refer to Chapter 4 Software ...

Страница 49: ...es for problems encountered during installation of the SR2122 2 Storage Router and consists of the following sections Solving Problems at the Component Level Identifying Startup Problems Troubleshooting the Power Supply Troubleshooting a Network or Fibre Channel Port Connection Contacting Customer Service ...

Страница 50: ...of the following subsystems The power supply operates whenever system power is on see Troubleshooting the Power Supply on page 52 The chassis fan assembly operates when the system power is on The fan may continue to operate even when the power supply shuts down the storage router because of an over temperature or over voltage condition The fan does not operate if the power switch is off The follow...

Страница 51: ... POWER LED turns on immediately when power is on The LED remains on during normal storage router operation If the LED is not on see Troubleshooting the Power Supply on page 52 3 Check the STATUS and FAULT LEDs on the front panel See Front Panel LEDs on page 23 for LED descriptions 4 Check the network and Fibre Channel port LEDs on the front panel See the Front Panel LEDs on page 23 for LED descrip...

Страница 52: ...off continue with the next step 2 Connect the power cord to another power source if one is available If the POWER LED comes on the problem is the first power source If the POWER LED is off after you connect the power supply to a new power source replace the power cord If the POWER LED still fails to light when the storage router is connected to a different power source with a new power cord the po...

Страница 53: ...ion Disconnect and connect both ends of the cable If the LINK LED turns on then the cable was not connected properly If the LINK LED remains off replace the cable If the LINK LED turns on then the cable was defective If the LINK LED remains off the cable is most likely not the problem Continue to the next step 2 Check the external end system switch or router to which the port is connected If the e...

Страница 54: ... of the cable If the ACT LED turns on then the cable was not connected properly If the ACT LED remains off replace the cable If the ACT LED turns on then the cable was defective If the ACT LED remains off the cable is most likely not the problem Continue to the next step 2 Check the external end system switch or router to which the port is connected If the external end system switch or router is o...

Страница 55: ...nd then re connect both ends of the cable If the LOG LED turns on then the cable was not connected properly If the LOG LED remains off or flashing replace the cable If the LOG LED turns on not flashing then the cable was defective If the LOG LED remains off or flashing the cable is most likely not the problem Continue to the next step 3 Check the device or switch to which the port is connected If ...

Страница 56: ...following information ready to help your service representative assist you as quickly as possible Date you received the SR2122 2 Chassis serial number located on the upper right label on the rear panel of the chassis Type of software and release number Maintenance agreement or warranty information Brief description of the problem Brief explanation of the steps you have taken to isolate and resolve...

Страница 57: ...d for FCIP deployment that have a TCP IP Offload Engine TOE with embedded iSCSI protocol installed This chapter is the starting point for storage router software configuration It provides some very basic abbreviated information to help you understand storage router features and the software configuration process It contains the following topics Storage Router Overview SCSI Routing Overview FCIP Ov...

Страница 58: ...IP hosts with access to Fibre Channel FC storage devices using iSCSI protocol Note The iSCSI protocol is an IETF defined protocol for IP storage ips For more information about the iSCSI protocol refer to the IETF standards for IP storage at http www ietf org With SCSI routing storage device access is managed primarily in the storage router Figure 29 SCSI routing Fibre Channel over IP FCIP enables ...

Страница 59: ...nd support zone mergers SNMP MIB support provides network management of the storage router through SNMP using selected MIBs Gigabit Ethernet Interface features provides the ability to assign a management IP address per Gigabit Ethernet interface multiple IP addresses per SCSI routing instance and an optional secondary Gigabit Ethernet interface per IP address used for SCSI routing or SR2122 2 mana...

Страница 60: ...ter iSCSI targets with an iSNS server allowing iSCSI initiators to dynamically discover available storage targets LUN Trespass feature provides a LUN failover feature for selected storage arrays that operate on the active passive port model When enabled the trespass feature provides a redundant path from the storage router to the storage array by allowing the storage router to detect a path failur...

Страница 61: ...ed to the hosts With SCSI routing storage devices are not aware of each IP host the storage devices are aware of the storage router and respond to it as if it were one FC host Figure 31 SCSI routing overview To configure an IP Storage Router 2122 2 for SCSI routing you should have a basic understanding of the following concepts Routing SCSI Requests and Responses Basic Network Structure SCSI Routi...

Страница 62: ...he iSCSI driver allows an IP host to transport SCSI requests and responses over an IP network From the perspective of a host operating system the iSCSI drive appears to be a locally attached SCSI or Fibre Channel drive to the host SCSI routing consists of the following main actions see Figure 33 Transporting SCSI requests and responses over an IP network between the hosts and the SR2122 2 Routing ...

Страница 63: ...torage router A management station manages the storage routers through an IP network connected to the management interface of each storage router For high availability HA operation the storage routers communicate with each other over two networks the HA network connected to the HA interface of each storage router and the management network connected to the management interface of each storage rout...

Страница 64: ... LUN combination Target only mapping maps an iSCSI target to a physical storage target and its LUNs With target and LUN mapping an iSCSI target name and iSCSI LUN number are specified and mapped to the physical storage address of one LUN either a WWPN LUN World Wide Port Name LUN combination a LUN ID unique LUN identifier or a LUN serial number If the LUN is available it is made available as an iS...

Страница 65: ...get only Mapping Example Apparent to Host iSCSI Target iSCSI LUN Available Physical Storage Address Physical LUN Available Local Disk D Database LUN 9 WWPN 31001122334 45566 LUN 12 Apparent as one locally attached storage device Database appears as one controller with one LUN available iSCSI LUN is numbered as specified and can be different than the physical LUN number Specifies the storage addres...

Страница 66: ...d only access You can use a combination of access lists and VIDs to configure access in the storage router that is you can specify that certain hosts according to IP address in a VLAN can access storage devices attached to the storage router Once the access is configured in the hosts and the storage router and once the storage mapping is configured in the storage router the storage router routes S...

Страница 67: ...according to the types of storage and the types of storage addressing preferred at each site In addition the figure and the table exclude any additional storage routers that could be configured for high availability Figure 35 SCSI routing storage mapping and access control concept IP host A Controller 1 Storage accessible by IP host A Storage accessible by IP host B Storage accessible by IP host C...

Страница 68: ...out instances of SCSI routing in a cluster see Cluster Management Overview on page 79 For more information about configuring a storage router see the appropriate configuration chapters in this document Hosts allowed access via storage router access list and or VID Storage devices apparent to the host as locally attached devices Via GbE IP addresses of SCSI Routing Instances Mapped to controller Ma...

Страница 69: ...epts Using FCIP to Route Fibre Channel Packets FCIP Network Structures Using FCIP to Route Fibre Channel Packets With FCIP peer systems transport FC frames over an IP network From the perspective of the SANs the storage devices accessed through the peer systems appear to be part of one unified SAN Once configured FCIP instances on each system become active and establish their connectivity via the ...

Страница 70: ...s between SANs by performing the following actions Figure 37 Transporting FC frames between a SAN and an SR2122 2 that is deployed for FCIP Encapsulating FC frames in IP packets and transporting the IP packets to a peer SR2122 2 that is deployed for FCIP Receiving IP packets and transporting as FC frames between the peer SR2122 2 and a connected SAN Note that FC traffic is carried over the IP netw...

Страница 71: ... complex FCIP network a redundant WAN FCIP configuration In this example configuration an FC host or FC device connects to one or more Fibre Channel interfaces of each peer SR2122 2 Storage Router deployed for FCIP and each SR2122 2 connects to two separate IP networks through each of its Gigabit Ethernet interfaces Through the IP network each FCIP instance accesses the peer storage router deploye...

Страница 72: ...ment is being done by an entity outside the SR2122 2 for example by management applications on the FC host or storage devices Figure 40 shows an alternative network structure for FCIP in which FCIP tunnels are established from two SANs aggregated to a central site The SR2122 2 at the central site has one FCIP instance set up for SAN 1 and the other FCIP instance set up for SAN 2 IP A SR2122 2 depl...

Страница 73: ...ware Overview 73 IP Storage Router SR2122 2 User Guide Figure 40 Multisite FCIP configuration IP SR2122 2 SR2122 2 FC hosts and storage devices SAN 3 SR2122 2 FC hosts and storage devices SAN 1 SAN 2 15035 ...

Страница 74: ...torage router deployed for mixed mode with one internal FC initiator interface dedicated to SCSI routing and the other internal interface dedicated to FCIP When the storage router is deployed for mixed mode all of the features and functionality of the primary deployment mode SCSI routing or FCIP and the additional mode are available Figure 41 Mixed mode overview SCSI routing and FCIP IP SR2122 2 S...

Страница 75: ...ork structures are also supported A management station manages the storage router through an IP network connected to the management interface A storage router deployed for SCSI routing and FCIP can also participate in a cluster to provide HA operations for SCSI routing VLAN Access Overview Storage router VLAN access provides IP hosts with access to storage devices according to the VLAN to which ea...

Страница 76: ...ber You can optionally assign each VLAN with a unique name and manually set the MTU size If the storage router participates in a cluster the VLAN information configured for the storage router is propagated to all storage routers in the cluster The SR2122 2 uses IEEE 802 1Q standard for VLAN encapsulation With 802 1Q encapsulation VLAN information is carried in packets sent and received through the...

Страница 77: ...s active Assignment as an interface to an FCIP peer allows assignment of an IP address as a primary Gigabit Ethernet interface between an FCIP instance and an FCIP peer Each SR2122 2 can be configured with up to two FCIP instances and each FCIP instance can be configured with one peer for a maximum of two FCIP peers per SR2122 2 Storage Router when configured for FCIP Assignment of a secondary int...

Страница 78: ...thentication provides a mechanism to authenticate users requesting access to the SR2122 2 in Monitor mode via the login process from a Telnet session SSH session or the SR2122 2 console Authentication is provided by an AAA authentication authorization and accounting subsystem configured in each SR2122 2 AAA is an architectural framework for configuring a set of three independent security functions...

Страница 79: ...connected to the management interface of each storage router and the other connected to the HA interface of each storage router To make sure that HA information is exchanged reliably between storage routers the storage routers balance the transmission of HA information between the management and the HA interfaces A storage router cluster supports up to 12 active instances of SCSI routing At any gi...

Страница 80: ... followed by a number The letters designate the interface type the number designates the chassis slot occupied by the interface Figure 43 Storage router interface naming system Table 8 shows valid interface type designators for the storage router Figure 44 shows each interface location and interface name on the storage router Table 8 Interface Type Designators Figure 44 Storage router chassis slot...

Страница 81: ...rst time configuration of the IP Storage Router 2122 2 This chapter also introduces the command line interface CLI and web based GUI which can be used for subsequent configuration tasks This chapter contains the following sections Prerequisite Tasks Collecting Configuration Information Connecting a Console Initial System Configuration Script Running the Setup Configuration Wizard Introducing the C...

Страница 82: ... Collecting Configuration Information Use the storage router First Time Configuration Checklist see Table 10 to help you gather the system and network information is needed for the first time configuration of your storage router The items in the checklist are based on the information requested by the initial system configuration script and the setup configuration wizard Refer to Table 9 for inform...

Страница 83: ...red if the storage router is managed from a subnet other than the one to which it is physically attached unless the SR2122 2 will be configured to use RIP listening see Chapter 6 Configuring System Parameters System name The name you want to use for the storage router If you use the services of a domain name server DNS the system name is the same name you will enter and associate with the manageme...

Страница 84: ...ices when the primary DNS is unavailable Optional NTP server IP address The IP address of the NTP server available to the storage router This allows the storage router to keep the date and time synchronized with the rest of the network Optional Time zone current date and time The format for the date is mm dd yyyy and the time is hh mm ss Optional Enable Telnet on all interfaces Enable Telnet acces...

Страница 85: ...assword when accessing the storage router via the EIA TIA 232 console interface The default is no Optional System administrator contact information The name e mail address phone number and pager number of the system administrator of the storage router Usage is completely site specific Optional Name of SCSI routing instance A unique name for a SCSI routing instance Names of instances can be up to 3...

Страница 86: ...er name HA interface IP address and subnet mask Primary DNS IP address Secondary DNS IP address NTP server IP address Enable Telnet on all interfaces yes no SNMP read community name default public SNMP write community name default private First SNMP trap manager IP address Trap version for first SNMP IP address Second SNMP trap manager IP address Trap version for second SNMP IP address Send authen...

Страница 87: ...session with the values provided in Table 11 Table 11 Terminal Emulation Configuration Apply passwords to EIA TIA 232 console interface yes no System administrator name System administrator e mail address System administrator phone number System administrator pager number Name of SCSI routing instance if using the VLAN service do not configure a SCSI routing instance with the setup configuration w...

Страница 88: ...ployment option entered for the first prompt Table 12 lists the configuration items in the order they will appear in the script Table 12 Configuration items in Initial System Configuration Script When the script completes the system automatically reboots When the command prompt returns continue configuration with the setup configuration wizard Configuration Item Configuration Deployment Configurat...

Страница 89: ...re SCSI routing with the Setup Configuration Wizard FCIP this section of the wizard only appears if FCIP was the configuration deployment selected in the initial system configuration script You can run the Setup Configuration Wizard through an EIA TIA 232 console interface connection or through a Telnet session using the management interface if the IP address is already configured in the storage r...

Страница 90: ... choices are shown in square brackets For values requiring a specific format the required format is shown in square brackets If values have already been entered for instance via the initial system configuration script the current values saved in the system are shown in square brackets Default values are shown in parentheses within the square brackets If you want to accept the current or default va...

Страница 91: ...sing the Tab key completes the current command word at any point after it is unique Pressing the question mark key lists all of the options available at that point in the command syntax Each command or keyword can be truncated at any point after it is unique For complete information on all storage router commands see the HP StorageWorks IP Storage Router 2122 2 Command Line Interface Reference Gui...

Страница 92: ...ill be shared with any other storage router that joins the cluster Command Prompt The CLI command prompt includes the storage router system name An asterisk appears at the beginning of the prompt if the system configuration has been modified but not saved Reserved Words Reserved words cannot be used as values or names in CLI commands Words that are used as commands or as keywords in commands are r...

Страница 93: ...heir function Table 13 Special Keys Key Function List choices Backspace Delete character backwards Tab Command word completion Ctrl A Go to the beginning of the line Ctrl B or Left Arrow Go backwards one character Ctrl D Delete current character Ctrl E Go to the end of the line Ctrl F or Right Arrow Go forward one character Ctrl K Delete from current position to the end of the line Ctrl N or Down ...

Страница 94: ...er using the web based GUI You can use the GUI for configuration after completing the initial system configuration script which assures that the storage router management interface is configured with an IP address To access the GUI enter the URL for the storage router by pointing your browser to the storage router management interface IP address using the HTTP protocol for example type http 10 1 1...

Страница 95: ... configure maintain and troubleshoot the storage router If you click the Monitor menu item a login dialog box will appear asking for a user name and password for monitor mode Menu Items and Links The GUI s menu items and links appear horizontally at the top of the browser page Table 15 lists the menu items and links the action that takes place when they are clicked and the login modes from which t...

Страница 96: ...HP com Service Support page in a new browser window Monitor and Admin Home Returns to the GUI s login page where you select to log in as either Monitor or Admin Monitor and Admin Help Opens the GUI s online help in a new browser window Monitor and Admin Menu Items and Links Action Login Mode ...

Страница 97: ...k Management Access Configuring Passwords Configuring Administrator Contact Information Configuring the High Availability Interface Configuring for Secure Shell SSH Access Configuring for iSNS Communications Verifying and Saving Configuration System parameters can be configured or changed using CLI commands as described in this chapter or via the web based GUI To access the web based GUI point you...

Страница 98: ... or if you ran the wizards separately using all the setup CLI commands except setup scsi However you may wish to perform some of the optional configuration procedures described in this chapter such as configuring IP routes or SSH access Configuration Tasks Note All configuration tasks require Administrator mode access to the storage router To configure system parameters on your storage router 1 Co...

Страница 99: ...as RADIUS TACACS or SMTP servers to communicate with the SR2122 2 via a specific IP address on a Gigabit Ethernet interface for in band management configure the IP address on the desired Gigabit Ethernet interface as described in Step 4 Save the changes to the bootable configuration save all bootconfig and then reboot the storage router Note The purpose of Figure 45 is an example system configurat...

Страница 100: ...he IP address will become active on ge2 Note If you configure a Gigabit Ethernet IP address with a secondary interface all Gigabit Ethernet IP addresses on the same subnet must also be configured with the same secondary interface 5 no restrict ge1 ssh no restrict ge2 ssh Optional Configure the Gigabit Ethernet interfaces to be used for management and maintenance for access via the desired protocol...

Страница 101: ...cific Identify the time zone where the storage router is located If a time zone is not identified time is assumed to be GMT 3 clock set 08 20 00 04 15 2002 Set time and date for example time 8 20 a m date April 14 2002 4 ntp peer 10 1 60 86 Optional Specify the name or IP address of the network time protocol NTP server with which the storage router will synchronize the date and time Note After a t...

Страница 102: ...0 routes Additional routes that are received are silently ignored In the SR2122 2 routing table a static route will always override a learned route To modify this behavior change the administrative distance of a static route to a value greater than 120 Static Routes To manually configure the SR2122 2 routing table using static IP routes 1 enable Enter Administrator mode 2 ip route 10 1 30 0 24 10 ...

Страница 103: ...in broadcast mode The storage router will not learn routes from RIP v2 hosts operating in multicast mode Note The storage router is a passive or silent RIP device it updates routes based on RIP advertisements but it does not advertise 1 enable Enter Administrator mode 2 ip rip enable Enable RIP listening The storage router listens for advertised routes learning routing information dynamically as i...

Страница 104: ...s SET commands the storage router will respond The default write community is private 5 snmp server host 10 1 30 17 version 2 traps Specify the IP address for the first destination host used for a specified version of notifications traps Version 1 traps is the default version Note In this configuration example the trap hosts have IP addresses that are outside the storage router management subnet I...

Страница 105: ...asswords from a storage router that is not performing password management functions the CLI displays an informational message with the name of the storage router that is currently handling those functions To configure passwords 1 enable Enter Administrator mode 2 monitor password janu 01 Set the monitor password for user who only monitors storage router operation 3 admin password elect 50 Set the ...

Страница 106: ...o command requires that you specify either one parameter or all four parameters Configuring the High Availability Interface When the storage router is part of a storage router cluster you will need to configure the high availability HA interface To configure the HA interface parameters 1 enable Enter Administrator mode 2 interface ha ip address 10 1 20 56 24 Specify or change the IP address and su...

Страница 107: ... enable Enter Administrator mode 2 show ssh Display the status of the SSH service for the SR2122 2 The SSH service is running and is enabled by default See Example 1 3 ssh enable Optional If SSH is not enabled start the SSH service 4 ssh keygen Generate the SSH public private key pair using the specified number of bits For example generate a 1024 bit key pair the default setting 5 show restrict Di...

Страница 108: ...stances are registered as iSNS entities targets are registered as storage nodes and SCSI routing instance server interface IP addresses are registered as network portals with the iSNS server The storage router management interface IP address is registered as an attribute of the SCSI routing instance iSNS entity iSNS servers may use TCP or UDP for client registrations and other communications You c...

Страница 109: ...you added any routing information or if you enabled the storage router for RIP listening 3 show ip rip Optional Display RIP configuration and operational information if set 4 show snmp Optional Display SNMP management configuration information for the storage router if set 5 show admin Optional Display contact information for the system administrator of the storage router if set 6 show ssh Optiona...

Страница 110: ...Configuring System Parameters 110 IP Storage Router SR2122 2 User Guide ...

Страница 111: ...on Tasks Configuring for VLAN with VTP Configuring for VLAN without VTP Configuring an IP Route Verifying and Saving Configuration Assigning a VLAN to a SCSI Routing Instance You can configure for VLAN using CLI commands as described in this chapter or via the web based GUI To access the web based GUI point your browser to the management interface IP address of the storage router After logging on ...

Страница 112: ...r trunk ports Configuration Tasks To configure for VLAN on the storage router 1 Configure for VLAN using the VLAN Trunking Protocol VTP or Configure for VLAN without using VTP 2 Configure an IP route 3 Verify and save configuration Note You can verify and save the configuration at any point in the process of performing the configuration tasks Save your configuration by using the save all bootconfi...

Страница 113: ...de VID Optional parameter SR2122 2 learns about VLANs by exchanging VTP packets with externally attached switch and automatically assigns a VID to each VLAN Cisco only Client Automatically assigned Domain name Network environment VTP mode VID Optional parameter SR2122 2 does not exchange VTP packets and VLANs must be manually configured with a VID Multiple vendor Transparent Manually assigned VLAN...

Страница 114: ...pus Assign a VTP domain name opus to which the storage router belongs If a domain name is not specified the storage router will assign itself to the first domain from which it receives a VTP message The default setting is none 3 vtp mode client The default setting for the VTP mode is client Set the VTP mode to client if the current setting is transparent In client mode the storage router will exch...

Страница 115: ...nfiguration item When set by the user and saved the mode setting becomes active on all storage routers in the cluster 3 vlan 100 or vlan 100 name Engineering and mtusize 9000 Assign a VLAN identifier VID number that uniquely identifies the VLAN The VID can be any integer from 1 to 4095 Optionally a VLAN can be assigned a unique name Engineering up to 32 characters in length If a name is not specif...

Страница 116: ... command VIDs are listed in the VLAN column Verifying and Saving Configuration Verify VTP and VLAN operational and configuration information using the procedures that follow You can save the configuration at any time by using the save all bootconfig command You must save the running configuration to the bootable configuration for it to be retained in the storage router when it is rebooted Once you...

Страница 117: ...n transparent mode 1 enable Enter Administration mode 2 show vtp Display current VLAN operational information Example 4 Example 4 Verifying VLAN Operational Information Storage Router show vlan VLAN Name Status Ports 100 Engineering active ge2 200 Manufacturing active ge2 VLAN Type MTU Interfaces 100 enet 1500 ge2VLAN100 200 enet 1500 ge2VLAN200 To verify configured VLAN information 1 enable Enter...

Страница 118: ...instance is achieved with the scsirouter serverif vlan command This procedure is provided in the Configuring a Server Interface section of Chapter 8 Configuring SCSI Routing HP recommends that you follow the configuration tasks to configure SCSI routing in the order given in that chapter at the time you are ready to configure SCSI routing ...

Страница 119: ...Instance Configuring a Server Interface Configuring iSCSI Targets Configuring an Access List Configuring Access Verifying and Saving Configuration Default Values For FC Interfaces SCSI routing can be configured using CLI commands as described in this chapter or via the web based GUI To access the web based GUI point your browser to the storage router management interface IP address After logging o...

Страница 120: ...igure iSCSI targets 4 Configure an access list that identifies which IP hosts can access iSCSI targets configured as part of a SCSI routing instance An access list is necessary if you want to specify access to iSCSI targets on a per IP host basis An access list is not necessary if you want to specify that all IP hosts have access to the iSCSI targets configured in a SCSI routing instance Optional ...

Страница 121: ...details You can access the latest iSCSI drivers and readme and example configuration files from http www hp com support Figure 47 illustrates SCSI routing configuration elements and Figure 48 illustrates the example configuration used in this chapter Figure 49 illustrates how the configuration of SCSI routing instances determines VLAN access to storage devices Note Configuring the SCSI routing ins...

Страница 122: ... communicate with IP hosts and b the IP address of the server interface for the SCSI routing instance Control of access between servers and targets SR2122 2 Storage Router configured for SCSI routing Access list IP SCSI routing instance Access Server interface SN iSCSI server driver IP address of SCSI routing instance IP host IP host IP host FC storage iSCSI targets Specifies iSCSI target names an...

Страница 123: ...00 20 37 19 15 2e LUN 0 Serial No LS093221000019451JM5 Contains a device addressable as LUNWWN 20 00 00 20 37 19 12 da WWPN 22 00 00 20 37 19 12 da LUN 0 Serial No LS097776000019511C3B SCSI routing instance Name zeus Server interface For SCSI routing instance zeus Name ge2 IP Mask 10 1 0 45 255 255 255 0 FC interfaces iSCSI targets For SCSI routing instance zeus iSCSI chimaera_apps LUN 24 mapped t...

Страница 124: ...he VLAN can access 802 1Q encapsulation is used to carry the VLAN information on packets sent and received on the GbE interface With the scsirouter serverif vlan command assign a VLAN identified by its VID to the desired SCSI routing instance SCSI routing instance A VLAN 200 VID 200 iSCSI targets SCSI routing instance B VLAN 100 VID 100 iSCSI targets IP Network VLAN 100 VLAN 200 Storage devices ac...

Страница 125: ...figuring a High Availability Cluster Configuring a Server Interface Configuring a server interface consists of assigning a server interface along with an IP address and subnet mask to the desired SCSI routing instance If the storage router is to be used with VLAN specify the VLAN by its VID Without VLAN To configure a server interface for a SCSI routing instance 1 enable Enter Administration mode ...

Страница 126: ...figuring iSCSI targets consists of specifying the SCSI routing instance to which an iSCSI target is to be assigned specifying the iSCSI target and mapping the iSCSI target to a physical storage device When assigning an iSCSI target you can specify the physical storage device either by physical storage address serial number or by an index number assigned to the device Note When a new iSCSI target i...

Страница 127: ...ge devices by physical storage address 1 enable Enter Administration mode 2 SCSIRouter zeus target chimaera_apps LUN 24 WWPN 22 00 00 20 37 19 15 05 LUN 0 Specify desired SCSI routing instance zeus Specify iSCSI target chimaera_apps and LUN 24 and map it to the desired physical address WWPN 22 00 00 20 37 19 15 05 LUN 0 To map iSCSI targets to storage devices by an index number 1 enable Enter Admi...

Страница 128: ...ion mark 3 SCSIRouter zeus target chimaera_apps LUN 17 LUNWWN 3 Choose a physical address designated by an index number see index number 3 in Example 6 to map the iSCSI target chimaera_apps and LUN 17 combination to the desired physical address LUNWWN 22 00 00 20 37 19 12 9d Target and LUN mapping using Serial Number addressing To map iSCSI targets to storage devices by serial number 1 enable Ente...

Страница 129: ...enable Enter Administration mode 2 SCSIRouter zeus target pegasus_email WWPN Specify desired SCSI routing instance zeus Specify iSCSI target pegasus_email and prompt for an indexed list of available storage addresses using the number sign and a question mark 3 SCSIRouter zeus target pegasus_email WWPN 2 Choose a physical address designated by an index number see index number 2 in Example 6 to map ...

Страница 130: ...on enabled See Chapter 10 Configuring Authentication for additional information about AAA and iSCSI authentication Use the following procedure to create an access list In this procedure the access list is called aegis and the IP host identifiers include three IP addresses 10 2 0 23 10 3 0 36 and 10 4 0 49 and a CHAP username 12h7b lab2 webservices 1 enable Enter Administration mode 2 accesslist ae...

Страница 131: ...ted and maintained on the first storage router to join the cluster If you issue the accesslist commands from another storage router in the cluster the CLI displays an informational message with the IP address of the storage router that is currently handling all access list functions For more information on operating the storage router in a cluster see Chapter 12 Maintaining and Managing the Storag...

Страница 132: ...vided in this section Use the procedures that follow according to the type of access Access an iSCSI target by IP hosts identified in an access list Access an iSCSI target by all IP hosts Access all iSCSI targets by IP hosts identified in an access list Access all iSCSI targets by all IP hosts Access denied to one iSCSI target Access denied to all iSCSI targets Access an iSCSI target by IP hosts i...

Страница 133: ... target all accesslist aegis Specify that all iSCSI targets that were configured as part of a SCSI routing instance zeus can be accessed by IP hosts listed in an access list aegis Access all iSCSI targets by all IP hosts To specify all iSCSI targets to be accessible by all IP hosts 1 enable Enter Administration mode 2 SCSIRouter zeus target all accesslist all Specify that all iSCSI targets that we...

Страница 134: ... be retained in the storage router when it is rebooted Once you have saved the configuration you can verify that the configuration to be used when the storage router is rebooted matches the currently running configuration To verify access list configuration 1 enable Enter Administration mode 2 Show accesslist Display a list of all existing access lists Example 7 3 Show accesslist aegis Display the...

Страница 135: ...le zeus target chimaera_apps description not set zeus target chimaera_apps Name iqn 1987 05 com hp 00 d3f8a650c7deacecd97e1812d chimaera_ zeus target chimaera_apps enabled TRUE zeus target chimaera_apps accesslist all zeus target chimaera_apps lun 24 wwpn 22 00 00 20 37 19 15 05 lun 0 I F fci1 zeus target chimaera_eng description not set zeus target chimaera_eng enabled TRUE zeus target chimaera_e...

Страница 136: ...terfaces The following are the default operational characteristics for the Fibre Channel interfaces 1 and 2 Fairness disabled switch has priority Automatically negotiated transfer rate linkspeed auto Multi Frame sequence bundling enabled Automatic selection of port type as Loop Point to point ...

Страница 137: ...or you can use the web based GUI To access the web based GUI point your browser to the management interface IP address of the storage router After logging on click the Help link to access online help for the GUI For guidance on choosing the correct configuration for your storage situation please refer to Appendix E Recommended Host Storage Configurations Prerequisite Tasks Before performing FCIP c...

Страница 138: ...ll bootconfig CLI command This command saves all configuration data to the bootable configuration which is then used when the storage router is rebooted Creating an FCIP Instance Creating an FCIP instance consists of naming the new instance To create an FCIP instance 1 enable Enter Administrator mode 2 fcip fcip1 Create an FCIP instance by naming the new instance For example name the instance fcip...

Страница 139: ... of outstanding FC transmissions using a counter to limit the number of frames to give to the FC firmware The TCP protocol acknowledges the data as soon as the FCIP instance reads the data out of the socket rather than when the data has completed transmission on the FC interface Understanding Error Recovery Connections using the TCP protocol rely on TCP to provide adequate error recovery There are...

Страница 140: ...s TCP clients or one as a TCP server and the other as a TCP client If both instances have to be TCP servers then they should use different TCP ports See the IP Storage Router 2122 2 Command Line Interface Reference Guide for more information about the fcip destination command TCP Server If the peer FCIP instance is configured as a TCP server use the following procedure to configure the FCIP instan...

Страница 141: ...ol Description Default Keyword Compress the FCIP data stream off compression Batch multiple FC frames in one TCP segment yes batchtcp Maximum number of frames given to the Fibre Channel interface 688 frinhiwater Number of seconds before a keep alive packet is sent across an idle connection 15 idlepingdelay Value of the packet trace mask Packets are traced for debugging problems Range is from 0x000...

Страница 142: ... used when the storage router is rebooted matches the currently running configuration To verify FCIP configuration 1 enable Enter Administrator mode 2 show fcip fcip1 Displays the operational and connection information for FCIP instance fcip1 See Example 10 for a TCP server and Example 11 for a TCP client Example 10 Verifying Existence of an FCIP instance for a TCP server SR2122 2local show fcip f...

Страница 143: ... 262144 maxRxTcpWindowSize 262144 txTcpWindowSize 262144 txTcpCongestionWindowSize 524280 maxTxTcpWindowSize 262144 frIn 0 frInHiWater 688 Example 11 Verifying Existence of an FCIP instance for a TCP client SR2122 2remote show fcip fcip1 Instance Device I F Network I F fcip1 fc1 ge1 10 0 0 25 Description Access to SAN island 5 Destination LocalMode IpAddress IsConnected fcip tcpclient 10 0 0 24 TR...

Страница 144: ...ing On mboxCmdCount 0 fcip1 Credit Information Receive Credits 61 Transmit Credits 16 fcip1 Connection Information idlePingDelay 60 Compression Off tcpPort 3225 rxTcpWindowSize 262144 maxRxTcpWindowSize 262144 txTcpWindowSize 262144 txTcpCongestionWindowSize 524280 maxTxTcpWindowSize 262144 frIn 0 frInHiWater 688 ...

Страница 145: ...ty Services Configuration Tasks Configuring Security Services Building the AAA Authentication List Testing iSCSI Authentication Enabling iSCSI Authentication Verifying and Saving Configuration The AAA authentication function is always enabled for the SR 2122 2 Storage Router it cannot be disabled Authentication parameters can be configured using CLI commands as described in this chapter or via the...

Страница 146: ...n iSCSI TCP connection is established iSCSI authentication uses the iSCSI CHAP Challenge Handshake Authentication Protocol authentication method Authentication services are provided by the AAA subsystem configured for each storage router Authentication authorization and accounting AAA is an architectural framework for configuring a set of three independent security functions in a consistent modula...

Страница 147: ...orkstation TACACS provides for separate and modular authentication authorization and accounting facilities Local or local case uses a local username database on the storage router for authentication Local case indicates that the user name authentication is case sensitive Password authentication is always case sensitive Configuration Tasks To configure iSCSI authentication and the associated AAA au...

Страница 148: ...ices Authentication services list RADIUS TACACS local or local case SCSI routing instance Remote RADIUS servers Remote TACACS servers When authentication is enabled the SCSI routing instance passes the user name and password from the iSCSI driver to AAA for authentication AAA uses the authentication list to determine which services to use for the authentication attempt If authentication fails the ...

Страница 149: ...ication services list RADIUS TACACS local or local case SCSI routing instance zeus Remote RADIUS servers Remote TACACS server IP labserver foo labserver2 foo2 local group radius group tacacs IP 10 5 0 53 IP 10 6 0 61 Key rad123SN IP 10 7 0 22 Key tacacs123SN user name labserver password foo password foo2 user name labserver2 Disk controller Disk controller Tape controller IP hosts with iSCSI drive...

Страница 150: ...the RADIUS server to be used for AAA authentication services For example specify the RADIUS server at 10 5 0 53 for use by the storage router Because no port is specified the authentication requests use the default UDP port 1645 Global timeout and retransmit values are also used 3 radius server host 10 6 0 61 Specify a secondary RADIUS server RADIUS servers are accessed in the order in which they ...

Страница 151: ... configure a local username database Note Passwords are entered in clear text but are changed to XXXXX in the CLI command history cache and are stored in the local username database in encrypted format 1 enable Enter Administrator mode 2 username labserver password foo username labserver2 password foo2 Enter a user name and password for each device requiring authentication prior to access to stora...

Страница 152: ...ingle space For example copying and pasting password 9 ea9bb0c57ca4806d3555f3f78a4204177a from the example above into the username pat command would create an entry for pat in the username database The user named pat would have the same password as the user named foo This functionality allows user names and passwords to be restored from saved configuration files When entering a password a zero fol...

Страница 153: ...ation using the local username database If AAA fails to find a user name match an attempt is made to contact a RADIUS server If no RADIUS server is found RADIUS returns an error and AAA tries to use a TACACS server If no TACACS server is found TACACS returns an error and AAA authentication fails If a RADIUS or TACACS server does not find a user name and password match authentication fails and no o...

Страница 154: ...sswords listed in the username database AAA authentication uses the services in the default list for authentication Example 12 Testing Authentication SR2122 2 MG1 aaa test authentication iscsi default labserver foo Sep 02 14 37 00 aaa AS_NOTICE Auth test request being queued Sep 02 14 37 00 aaa AS_NOTICE Auth test request complete status pass Enabling iSCSI Authentication iSCSI authentication is e...

Страница 155: ...ve scsirouter zeus bootconfig Save the SCSI routing instances 6 save all bootconfig Save all configuration settings This command may be used in place of individual save aaa bootconfig and save scsirouter bootconfig commands described in Steps 4 and 5 Optional Example 13 Display AAA Authentication Configuration SR2122 MG1 show aaa aaa new model aaa authentication iscsi default local group radius gr...

Страница 156: ...TRUE zeus target chimaera_apps accesslist none zeus target chimaera_apps lun 24 wwpn 22 00 00 20 37 19 15 05 lun 0 zeus target chimaera_eng description not set zeus target chimaera_eng WWUI iqn 1987 05 com hp 00 0b1aaa415a4146ab2d799c45070c3d06 chim aera_eng zeus target chimaera_eng enabled TRUE zeus target chimaera_eng accesslist aegis zeus target chimaera_eng lun 17 wwnn 22 00 00 20 37 19 12 9d ...

Страница 157: ...n case of failure The following tasks are covered Prerequisite Tasks Adding the Storage Router to a Cluster Changing Clusters High availability clusters can be configured using CLI commands as described in this chapter or via the web based GUI To access the web based GUI point your browser to the storage router management interface IP address After logging on click the Help link to access online h...

Страница 158: ... available and others are not the SCSI routing instance will not automatically fail over All SCSI routing instances will failover if the storage router running the instances fails to exchange heartbeats within the high availability cluster To maximize the potential for automatic failover in case of target unavailability map the targets associated with a single SCSI routing instance to storage that...

Страница 159: ... settings configured Adding an Unconfigured Storage Router To add a new unconfigured storage router to an existing cluster 1 Respond to the prompts from the storage router initial system configuration script This script configures the following settings Management IP address System name HA configuration mode Cluster name HA IP address When prompted to select HA configuration mode choose clustered ...

Страница 160: ... bootable configuration for the storage router and notifies all storage routers in the cluster of the configuration changes Optional 6 To divide the workload between the storage routers in the cluster you can manually failover selected SCSI routing instances using the failover scsirouter command For additional information about failing over SCSI routing instances refer to Chapter 8 Creating a SCSI...

Страница 161: ...d to the cluster as needed For example Use the Setup Access Configuration Wizard to configure passwords for the storage router Use the Setup Netmgmt Configuration Wizard to configure the storage router for network management via SNMP Use the Setup Time Configuration Wizard to configure the storage router date and time and optional NTP server information Use the CLI or GUI to configure AAA authenti...

Страница 162: ...e the setup cluster configuration wizard to define StorageRouterSys1 as a member of the cluster Cluster1 When prompted enter retain to keep the access list and SCSI routing instance information already defined 2 Use the show cluster command to verify the cluster name after StorageRouterSys1 reboots Verify that all instances and access lists are still available using show scsirouter and show access...

Страница 163: ...nging Clusters In some situations you may need to move the storage router from one cluster to another cluster Moving a fully configured storage router from one cluster to another is more complex than simply adding the storage router to a cluster Advanced planning is required To successfully move the storage router from one cluster to another 1 Verify that the storage router to be moved has the sam...

Страница 164: ...n save the access list information and then restore it to the cluster Access list information can be restored before or after the storage router joins the cluster by transferring the saved configuration file to the first storage router in the cluster and performing the restore 5 Use the Setup Cluster Configuration Wizard to join the new cluster Respond to the prompts to retain or delete configurat...

Страница 165: ...the storage router Using Scripts to Automate Tasks Managing the Log File Gathering Troubleshooting Information Storage router maintenance and management tasks can be performed using CLI commands as described in this chapter or via the web based GUI To access the web based GUI point your browser to the storage router management interface IP address After logging on click the Help link to access onl...

Страница 166: ...an internal non volatile Flash disk The show software version all command displays a list of all software versions stored on the storage router and the amount of disk space available for additional software http www hp com support provides registered users access to storage router software updates You can download updated software directly to the storage router from HP com via standard HTTP or via...

Страница 167: ... Proxy URL and TFTP host name and other information used to identify the download location the current version of software running on the storage router and the version that will be used at system restart In the example all default locations and related user names and passwords are set Note If you are a registered HP com user you can download a TFTP server tool for Microsoft Windows 95 Microsoft W...

Страница 168: ...previously described Optional 2 Make the selected version of software available on the storage router local file system 3 Set the new version as the version to be booted during the next system restart and reboot the storage router Optional Specifying the Location to Retrieve Updated Software You must specify the location from which to retrieve updated software If the current download location is n...

Страница 169: ...r name and password needed to access the selected location For example specify user name webadmin and password webword If no user name and password are required use the keyword none for example software http username none Optional Note If you are using the default URL http www hp com the username and password must be the same as your hp com login ID and password Using Proxy Services To specify a d...

Страница 170: ... Enter Administrator mode 2 show software version all List the software versions currently available for booting along with the current download locations Verify that the version of software required is not already available Verify that the current download location information for TFTP is correct 3 software tftp hostname TFTPHost1 directory tftpboot If the current host name and base directory loc...

Страница 171: ...e this software from standard updates by placing it in another location not the default download location you could change the default download location download the software and then reset the default download location An easier way however is to specify the download location via the URL parameter on the download software http command For example to download a file named 313 tar containing versio...

Страница 172: ...or mode 2 show software version all Verify that there is only one version of software on the storage router If two versions exist use the delete software version command to delete the old version of software to make room for the new version 3 download software tftp version 3 1 3 Make a new software version available to the storage router for example 3 1 3 Note There may be times when you need to m...

Страница 173: ...e bootable version identified as Boot Version 4 reboot Restart the storage router to run the new software Optional When you set a new software version as the bootable version internal checks are made to ensure that the new software can be run Precautions for Cluster Environments In a cluster environment the software version command may temporarily suspend normal HA communications while internal ch...

Страница 174: ...ular basis Configuration files are normally maintained in the savedconfig directory on the storage router You can use the copy command to copy the configuration file to a server running TFTP allowing you to integrate the storage router backups with other software archives By accessing the web based GUI from a remote server you can create storage router backup files directly on that server See the ...

Страница 175: ...g TFTP Restoring from Backups AAA authentication information SCSI routing instances access lists VLANs and selected system configuration data can be restored from previously saved configuration files You may choose to restore selected data such as a specific SCSI routing instance or all data using the restore command with the from keyword The file from which configuration is restored must reside i...

Страница 176: ...avedconfig Verify that the imported file now exists in the savedconfig directory 4 show scsirouter all from scsi1_restore xml Restores SCSI routing instance scsi1 from the specified file 5 show scsirouter scsi1 from bootconfig Display the restored SCSI routing instance scsi1 to verify configuration is as expected 6 scsirouter scsi1 enable Start the restored SCSI routing instance updating the runni...

Страница 177: ...stance 4 show savedconfig Confirm that the desired backup file exists in the savedconfig directory 5 show scsirouter all from scsi2_backup Verify that the instance saved in the configuration file is the one you want to restore 6 restore scsirouter scsi2 from scsi2_backup Restore the SCSI routing instance 7 show scsirouter scsi2 from bootconfig Confirm that the configuration of the SCSI routing ins...

Страница 178: ...bservices The saved access list in the configuration file accesslist_backup xml contains these entries 209 165 200 225 32 10 1 1 30 32 chap username 12h7b lab2 webservices chap username test2 sys3 Note In a cluster environment access lists management functions are handled by a single storage router If you issue an access list command from a storage router that is not performing access list managem...

Страница 179: ...n Optional Restoring AAA Authentication Information When you restore AAA authentication information the following configuration settings are updated AAA authentication list The user names and passwords in the local username database Radius servers and associated server and global authentication port retransmit time out and key values TACACS servers and associated server and global authentication p...

Страница 180: ...If you issue a VLAN command from another storage router in the cluster the CLI displays an informational message with the system name and IP address of the storage router that is currently handling all VLAN functions 1 enable Enter Administrator mode 2 show savedconfig VLAN_backup xml Display the contents on the saved configuration file VLAN_backup xml Verify that the file contains the VLAN and VT...

Страница 181: ...ime and time zone settings DNS configuration IP address of remote syslog host Software default download locations and associated user names and passwords CDP configuration Restrict service setting for all interfaces Storage router routing table Storage router event message logging table Configuration settings for all Fibre Channel interfaces Use the following procedure to restore system configurat...

Страница 182: ...formation is restored and that the configuration is correct Example 18 7 save system bootconfig If you make any configuration changes to the SNMP configuration or administrator contact information after restoration save the changes to the storage router s bootable configuration Optional Example 17 Verify SNMP Configuration SR2122_PR1 show snmp First Trap Host 10 1 32 200 Second Trap Host 10 2 12 2...

Страница 183: ...ure that the file system is in the appropriate state prior to shutdown 1 enable Enter Administrator mode 2 halt Assure that all configuration information is saved Respond to any prompts to save information as desired The storage router can be safely powered down when the HALTED command prompt appears Resetting the System There may be times when you need to return some or all of the storage router ...

Страница 184: ...uration information or reconfigure the storage router using CLI commands or the web based GUI Reset All to Factory Defaults If an existing storage router is to be physically moved to another environment and it is not necessary to retain any current configuration information system setup will be completely different 1 enable Enter Administrator mode 2 clear conf or clear conf all HP Clear the curre...

Страница 185: ...se the system configuration The system will reboot if you select apps system or all Erase what apps system saved all cancel cancel Note After the move use the EIA TIA 232 console connection to configure the management interface IP address and other required system information See the Initial System Configuration Script section in Chapter 5 Configuring the Storage Router for details Then configure ...

Страница 186: ...5 reboot Reboot to restore the original application configuration into running memory Reset to Remove Saved Configuration Files Use the following procedure if a standalone storage router has joined a cluster and adopted the new cluster s configuration The procedure removes previously saved configuration files from the stand alone period but the storage router s system configuration management info...

Страница 187: ... requires physical access to the storage router console and can be found at the following URL http www hp com Controlling SCSI Routing Instances in a Cluster It is important to know where SCSI routing instances are running While automatic failover capabilities keep the storage router cluster operational in times of system difficulties manual HA controls provide the ability to distribute SCSI routi...

Страница 188: ...s within a particular target or adding or deleting entire instances may change the order of the devices presented to the host Even if the host is only associated with one SCSI routing instance the device order could make a difference Typically the IP host operating system assigns drive identifications in the order they are received based on certain criteria For example a Linux system assigns drive...

Страница 189: ...when you are ready to allow connections and logins again For example suppose you have a problem with an entry in the access list webserver2 This access list is associated with the target webstorage2 which is in turn associated with the SCSI routing instance foo To temporarily disable access to the target associated with a problem access list 1 enable Enter Administrator mode 2 show scsirouter foo ...

Страница 190: ...eset no foo cdb retry counter 30 foo serverif ge2 10 1 0 45 24 TCP port 3260 foo target webstorage2 description Web Storage foo target webstorage2 Name ign 1987 05 com hp 00 0b1aaa415 webstorage2 foo target webstorage2 enabled FALSE foo target webstorage2 accesslist webserver2 foo target webstorage2 wwpn 21 00 00 05 ae 42 2f 12 Stopping and Starting Instances If the storage router is experiencing ...

Страница 191: ...uting instance foo is currently active Example 22 Results of show scsirouter stats Command SR2122 2_PR1 show scsirouter foo stats router status started iSCSI ver Min Max logins active foo ACTIVE Jan 11 23 06 08 2 2 10 7 Handling Failover In a cluster storage routers continually exchange information as heartbeats to detect failures in the cluster HA messages are sent using UDP over IP and depending...

Страница 192: ...pecified storage router whenever possible As an example cluster scenario a cluster is composed of two storage routers StorageRouterSys1 and StorageRouterSys2 StorageRouterSys1 is currently running instances scsi1 and scsi2 and is the primary storage router for both instances StorageRouterSys2 is currently running instances scsi3 and scsi4 The primary attribute for scsi3 and scsi4 is set to the def...

Страница 193: ...orage router that is not the instance s configured primary storage router If the instance s configuration changes while the designated primary storage router for that instance is down or otherwise removed from the cluster the changes will not be propagated to that storage router When the primary storage router reboots or otherwise returns to the cluster it will reassert itself as the primary and w...

Страница 194: ... other instances scsi1 scsi2 and scsi3 to the StorageRouterSys1 storage router StorageRouterSys1 is already running scsi1 and scsi2 The following procedure moves the SCSI routing instance scsi3 to StorageRouterSys1 The commands in this procedure are issued from a CLI session from storage router StorageRouterSys2 1 enable Enter Administrator mode 2 show cluster or show scsirouter scsi3 stats Verify...

Страница 195: ...e also listens to the periodic CDP messages sent by others in order to learn about neighboring devices and determine when their interfaces to the media go up or down The storage router is enabled by default to exchange CDP information with other CDP enabled devices in the network CDP can be enable or disabled for individual interfaces on the storage router and the holdtime for receiving devices an...

Страница 196: ...orage router 5 show cdp Verify the new CDP configuration Optional 6 save system bootconfig Save the CDP changes to the storage router s bootable configuration Optional Using Scripts to Automate Tasks If you frequently issue a series of CLI commands you can save time by entering those commands into a script for execution purposes Command scripts are stored in the script directory and are simply ASC...

Страница 197: ...s are echoed on the storage router console Scripts can be created on any system using any text editor and placed in the script directory ata3 script of the target storage router using FTP See the Using FTP with the Storage Router section on page 201 for details You can also use the copy command to copy the script file to the storage router using HTTP or TFTP Running Command Scripts Use the followi...

Страница 198: ...ging size command can be used to display the size of the existing log files The show system command can be used to display the amount of space allocated to log files and the amount of log file space currently available The name of the log file is messages followed by a number for example messages3 or messages12 The first log file is named messages0 the next log file is named messages1 and so on De...

Страница 199: ...clears the existing log file and starts a new log file Example 24 Results of show logging size Command SR2122 2_PRA show logging size 5120 messages 342797 bytes logged Gathering Troubleshooting Information If you experience problems with the storage router you may need to obtain troubleshooting information for HP technical support personnel The storage router provides several features that can hel...

Страница 200: ...ormation including the kernel version and creation date Software information A list of all tasks including entry point task ID and priority for each task Task registers and stack trace for each task in the task list Net job ring A list of all modules including module ID data start addresses and so on A list of all devices and associated drivers A list of all drivers including the number of create ...

Страница 201: ... copy log files from the storage router to another server in your network for analysis purposes or you may want to copy configuration or script files to another server prior to making them available to another storage router The storage router includes an FTP daemon however the FTP port port 21 is by default restricted To enable FTP and to copy the current message log file from the storage router ...

Страница 202: ...inary flag using the FTP binary command Issue the FTP get command to retrieve the log file and to copy it to the specified file on your server When the process completes close the FTP connection using the FTP bye command Example 25 illustrates the FTP session just described In this example the storage router management interface IP address is 10 1 11 210 Example 25 FTP Session Server1 ftp 10 1 11 ...

Страница 203: ... on the management interface is currently open 2 restrict mgmt ftp Close the management interface to FTP functions No FTP functions will be allowed Understanding Diagnostics The storage router performs hardware diagnostics when the unit is powered up Hardware diagnostics cannot be bypassed If a hardware diagnostic fails the storage router halts The boot process cannot be re initiated If you experi...

Страница 204: ...r event and debug messages are issued in the following format Example 26 Event Message Mar 18 11 48 05 SNMP 5 SASAS SnmpApp starting timestamp facility level_number mnemonic message text All messages are assigned a notification level which reflects the priority of the message in the system Messages with the highest priority are assigned a notification level of emergency Messages at this level indi...

Страница 205: ...cy 0 System unusable alert 1 Immediate action needed critical 2 Critical conditions error 3 Error conditions warning 4 Non fatal warning conditions notice 5 Normal but significant conditions info 6 Informational messages only debug 7 Information for troubleshooting purposes Destination Description all Logs the message to all destinations none The message is not logged it is discarded console The m...

Страница 206: ...on level info to the storage router log file Any message that does not find a matching rule is not logged to any destination Use the show logging command to display the current logging table routing rules and other logging information Facility Description AUTH AAA authentication CDP Cisco Discovery Protocol CONF Configuration functions FC Storage Router Fibre Channel interfaces GE Storage Router G...

Страница 207: ... notification level is 5 notice If the logging table included the entries in Example14 the event message in Example 27 would match on the first routing rule and would be sent to all valid destinations Any message from the SNMP facility at notification level info and any message from another facility at notification level info or lower would match on the second rule and be sent to the storage route...

Страница 208: ... copy of the log file See the Using FTP with the Storage Router section on page 201 for details For additional information about managing the storage router log file see the Managing the Log File section on page 198 Capturing the Storage Router Configuration You can use the show runningconfig or show bootconfig command to display the storage router s current running configuration or bootable confi...

Страница 209: ...209 IP Storage Router SR2122 2 User Guide A Technical Specifications This appendix gives details about the technical specification of the storage router ...

Страница 210: ...perating 10 to 70 percent non condensing Humidity RH ambient non condensing nonoperating and storage 5 to 95 percent non condensing Altitude operating and nonoperating 500 to 10000 ft 152 4 to 3048 m Physical Characteristics Dimensions H x W x D 1 75 x 17 44 x 16 13 in 4 45 x 44 3 x 40 97 cm 1 RU1 1 RU Rack Unit Weight 11 25 lb 5 1 kg AC power Power supply output 70W System power dissipation 50W A...

Страница 211: ...uide B Cable and Port Pinouts This appendix provides cable and port pinout information for the SR2122 2 storage router and includes the following sections Gigabit and Fibre Channel Ports 10 100 Ethernet Management and HA Ports Console Port ...

Страница 212: ... Ethernet Management and HA Ports Use modular RJ 45 straight through UTP cables to connect the 10 100 Ethernet ports to end systems Use modular RJ 45 cross connect cables to connect to external switches and routers Figure 52 shows straight through cables and Figure 53 shows cross connect cables Figure 52 Straight through cables Port Compliance Connector Medium Gigabit Ethernet GE 1 and GE 2 1000 B...

Страница 213: ...e 22 lists the signals for RJ 45 connector pinouts Table 22 10 100 Ethernet Management and HA Port Pinouts Pin Signal Direction Description 1 TD_P Output Transmit Data 2 TD_N Output Transmit Data 3 RD_P Input Receive Data 4 Terminated 5 Terminated 6 RD_N Input Receive Data 7 Terminated 8 Terminated 1 2 3 6 4 5 7 8 3 6 1 2 4 5 7 8 Pin number Pin number ...

Страница 214: ...2 port with a female 8 pin RJ 45 receptacle Use the rollover cable supplied with the SR2122 2 to connect to the console port Table 23 lists the console port pinouts Figure 54 Rollover cable for connection to console port Pin 1 Pin 8 Pin 1 on one connector and pin 8 on the other connector should be the same color ...

Страница 215: ...RTS are connected Note The modem control signals are not connected to access the storage router remotely through the console port you should do so through a terminal server Pin Signal Direction Description 1 RTS Output Request to Send 2 Not Connected 3 TxD_N Output Transmitted Data 4 GND Signal Ground 5 GND Signal Ground 6 RxD_N Input Receive Data 7 Not Connected 8 CTS Input Clear to Send ...

Страница 216: ...Cable and Port Pinouts 216 IP Storage Router SR2122 2 User Guide ...

Страница 217: ...ctronic devices including computers generate RF energy incidental to their intended function and are therefore covered by these rules These rules place computers and related peripheral devices into two classes A and B depending upon their intended installation Class A devices are those that may reasonably be expected to be installed in a business or commercial environment Class B devices are those...

Страница 218: ...h the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there...

Страница 219: ... 77269 2000 1 800 652 6672 For continuous quality improvement calls may be recorded or monitored For questions regarding this FCC declaration contact us by mail or telephone Hewlett Packard Computer Corporation P O Box 692000 Mail Stop 510101 Houston Texas 77269 2000 1 281 514 3333 To identify this product refer to the part series or model number found on the product Modifications The FCC requires...

Страница 220: ...rd should be routed so that it is not likely to be walked on or pinched by items placed upon it or against it Particular attention should be paid to the plug electrical outlet and the point where the cord exits from the product Mouse Compliance Statement This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful inter...

Страница 221: ...he Commission of the European Community Compliance with these directives implies conformity to the following European Norms the equivalent international standards are in parenthesis EN55022 CISPR 22 Electromagnetic Interference EN55024 IEC61000 4 2 3 4 5 6 8 11 Electromagnetic Immunity EN61000 3 2 IEC61000 3 2 Power Line Harmonics EN61000 3 3 IEC61000 3 3 Power Line Flicker EN60950 IEC950 Product ...

Страница 222: ... hazardous radiation Do not try to open the laser device enclosure There are no user serviceable components inside Do not operate controls make adjustments or perform procedures to the laser device other than those specified herein Allow only HP authorized service technicians to repair the laser device Compliance with CDRH Regulations The Center for Devices and Radiological Health CDRH of the U S ...

Страница 223: ...is label indicates that the product is classified as a CLASS 1 LASER PRODUCT This label appears on a laser device installed in your product Table 24 Laser Information Feature Description Laser type Semiconductor GaAIAs Wave length 780 nm 35 nm Divergence angle 53 5 degrees 0 5 degrees Output power Less than 0 2 mW or 10 869 W m 2 sr 1 Polarization Circular 0 25 Numerical aperture 0 45 inches 0 04 ...

Страница 224: ...Regulatory Compliance Notices 224 IP Storage Router SR2122 2 User Guide ...

Страница 225: ...s This type of damage may reduce the life expectancy of the device To prevent electrostatic damage observe the following precautions Avoid hand contact by transporting and storing products in static safe containers Keep electrostatic sensitive parts in their containers until they arrive at static free workstations Place parts on a grounded surface before removing them from their containers Avoid t...

Страница 226: ...ce in the ground cords To provide proper ground wear the strap snug against the skin Use heel straps toe straps or boot straps at standing workstations Wear the straps on both feet when standing on conductive floors or dissipating floor mats Use conductive field service tools Use a portable field service kit with a folding static dissipating work mat If you do not have any of the suggested equipme...

Страница 227: ...ge Configurations This appendix provides a brief overview of recommended host storage configuration using the HP SR2122 2 IP Storage Router Three configurations are discussed FCIP Only page 228 FCIP with Local iSCSI Hosts page 229 FCIP with Remote iSCSI Hosts page 230 ...

Страница 228: ...e used when Data Replication Manager or Continuous Access is employed to replicate disk data between the two sites Since these data replication products use redundant Fibre Channel fabrics two separate long distance links must be implemented Although the two Fibre Channel fabrics could be routed through only two SR2122 2s to avoid a single point of failure a total of four SR2122 2 units should be ...

Страница 229: ...o the iSCSI hosts The SR2122 2 translates the iSCSI I O commands into Fibre Channel protocol commands The iSCSI hosts at site A are also able to access the disk LUNs at site B The iSCSI protocol I O commands are converted to FCIP protocol in the site A SR2122 2 and transmitted to site B using FCIP The iSCSI host applications must be able to tolerate the total latency incurred through the multiple ...

Страница 230: ...traffic and connects to the SR2122 2s through the second Gigabit Ethernet port on each gateway The SR2122 2 has the capability to rate limit or pace the FCIP protocol traffic that it handles This is accomplished using standard Fibre Channel flow control mechanisms which allows the user to limit the amount of FCIP traffic through the SR2122 2 so that it does not exceed the bandwidth allotted for th...

Страница 231: ...f the bandwidth allotted to the FCIP connection If that happens both iSCSI and FCIP I O commands are subject to failure due to dropped packets in the WAN network By isolating the iSCSI protocol from the FCIP protocol using separate network connections it is possible to prevent a failure in the FCIP portion of the system due to over subscription of the WAN connection ...

Страница 232: ...Recommended Host Storage Configurations 232 IP Storage Router SR2122 2 User Guide ...

Страница 233: ...ng 132 accessing iSCSI targets access lists 132 denying 134 accesslist command 130 131 132 133 134 accesslist description command 130 Actuator Button SFP Modules 38 adding access list entries 130 iSCSI targets 126 SR 2122s to cluster 158 administrator contact information configuring 105 airflow 25 210 Altitude operating and nonoperating 210 asterisk meaning of in CLI 92 audience 14 authentication ...

Страница 234: ...acter case sensitivity 91 command modes 91 command prompt about 92 asterisk meaning of 92 monitor mode 91 overview 91 reserved words 92 special keys 93 starting management session 94 clusters access lists and 178 adding SR 2122s to 158 automatic failover 191 configuring 163 controlling SCSI routing instances 187 failing over SCSI routing instances 191 joining different cluster 163 manual failover ...

Страница 235: ...ent conventions 15 prerequisites 14 related documentation 14 download software command 166 170 downloading software 170 E E_Port 59 EIA TIA 232 22 enable command 94 enabling connections 189 equipment symbols 16 ESD electrostatic discharge obtaining additional information 226 precautions 225 preventing 225 transporting products 225 event information 198 event messages about 204 filtering 207 routin...

Страница 236: ...6 help obtaining 18 high availability failover 191 automatic 191 handling 191 HA interface configuring 106 heartbeats 191 shared configuration settings 158 HP authorized reseller 18 storage website 18 technical support 18 HTTPS See SSL Humidity Ambient non condensing nonoperating and storage 210 Ambient non condensing operating 210 HyperTerminal 44 I IEEE 802 1Q See 802 1Q IETF 58 initial system c...

Страница 237: ...tion FCIP and 71 SCSI routing and 63 75 mapping storage SCSI routing and 64 target and LUN using LUNWWN addressing 128 target and LUN using serial number addressing 128 target and LUN using WWPN addressing 127 target only using WWPN addressing 129 message notification levels 204 messages about 204 filtering 207 routing 207 MGMT 10 100 22 mixed mode basic network structure 75 overview 74 mouse comp...

Страница 238: ...ted documentation 14 reserved words in CLI 92 resetting system clusters and 184 removing saved configuration files 186 retaining system settings 185 to factory defaults 183 restore aaa command 179 restore accesslist command 163 179 restore system command 182 restore vlan command 180 restoring AAA authentication information 179 access list 178 deleted SCSI routing instance 176 existing SCSI routing...

Страница 239: ...and Connectors 212 show cli command 92 show cluster command 159 161 show savedconfig command 176 show scsirouter stats command 191 show software version command 166 show software version command example 167 shutting down 183 signals 213 Site Planning 28 small form factor pluggable 21 SNMP 22 SNMP messages 195 software available versions 166 170 boot version setting 173 downloading 170 overview 58 ...

Страница 240: ...bols 15 time configuring 101 TOE 57 tools conductive field service type 226 Troubleshooting 49 97 10 100 ethernet management or HA port 54 Component Level 50 Fan 50 Fibre channel connection 55 Gigabit ethernet connection 53 Power Supply 52 Startup 51 troubleshooting gathering information for 199 U updating software about 166 downloading 170 setting boot version 173 user defined text strings case s...

Страница 241: ...terminal emulation 44 VTP client mode 114 domain name assigning 114 transparent mode 115 verifying configured settings 117 operational information 116 W warning rack stability 17 symbols on equipment 16 web based GUI 22 web based GUI about 94 websites HP storage 18 Weight 210 Where to Go Next 48 wizards setup 89 wrist straps using 226 ...

Страница 242: ...Index 242 IP Storage Router SR2122 2 User Guide ...

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