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Recommended Host/Storage Configurations
229IP Storage Router SR2122-2 User Guide
FCIP with Local iSCSI Hosts
One or more host servers may be connected to the extended SAN through a local
IP network at site A using the iSCSI protocol. This connection is shown in
Figure 56 using the second Gigabit Ethernet port on the site A SR2122-2.
Figure 56: FCIP with local iSCSI hosts
For this configuration, shown in Figure 56, two connections from the SR2122-2 to
the Fibre Channel network at site A are required. One SR2122-2 Gigabit Ethernet
(Fibre Channel) port is assigned to the FCIP connection and the second is
designated for the iSCSI connection.
Disk LUNs at site A may be assigned to 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 protocol
conversions plus the overall network delay to access disk LUNs at site B.
A further expansion of this configuration would be to mirror the site A iSCSI
configuration to include iSCSI hosts at site B. This would provide access to site B
disk LUNs, as well as site A disk LUNs, through the SR2122-2 at site B.
FC disk A FC disk B
FC tape A
FC tape B
WAN network
(FCIP)
FC network A FC network B
IP network
(iSCSI)
FC Host A
HP SR2122-2 A
HP SR2122-2 B
FC Host BiSCSI Host
15060
- IP Storage Router 1
- Third Edition (December 2003) 2
- Part Number: 304835-003 2
- Contents 10
- About This 13
- About this Guide 13
- Overview 14
- Conventions 15
- Equipment Symbols 16
- Rack Stability 17
- Getting Help 18
- Product Overview 19
- Basic Description 20
- Port Descriptions 21
- 10/100 Ethernet HA Port 22
- Front-Panel LEDs 23
- LED Color Description 24
- Fan Assembly 25
- Power Supply 26
- Installation 27
- Site Planning 28
- Installing the Storage Router 28
- Figure 8: Rail assembly 31
- Installing SFP Modules 33
- SFP module 35
- Mylar Tab SFP Modules 36
- Actuator/Button SFP Modules 38
- from the port 39
- Bale Clasp SFP Modules 40
- To HA network 44
- To management 44
- Rollover cable 45
- RJ-45/DB-9 45
- Connecting Power 46
- Verifying Installation 47
- Where to Go Next 48
- Troubleshooting 49
- Identifying Startup Problems 51
- Contacting Customer Service 56
- Software Overview 57
- Storage Router Overview 58
- Figure 30: FCIP 59
- SCSI Routing Overview 61
- IP hosts 62
- HP SR2122-2 62
- SCSI requests and responses 62
- FC storage 62
- Basic Network Structure 63
- FCIP Overview 69
- Figure 37: FCIP actions 70
- SR2122-2 71
- Mixed Mode Overview 74
- VLAN Access Overview 75
- Authentication Overview 78
- Cluster Management Overview 79
- Interface Naming 80
- Configuring the Storage 81
- Connecting a Console 87
- Reference Guide 89
- Introducing the CLI 91
- Command Prompt 92
- Reserved Words 92
- Show CLI Command 92
- Special Keys 93
- Introducing the Web-Based GUI 94
- Monitor Mode 95
- Administrator Mode 95
- Menu Items and Links 95
- Configuring System 97
- Parameters 97
- Configuring System Parameters 100
- Configuring Time and Date 101
- Configuring IP Routes 102
- Configuring Passwords 105
- SSH Server Configuration 107
- Status: enabled 107
- Configuring VLAN 111
- Prerequisite Tasks 112
- VLAN Encapsulation 112
- Configuration Tasks 112
- Configuring for VLAN with VTP 114
- Configuring an IP Route 116
- Configuring SCSI Routing 119
- Without VLAN 125
- Configuring iSCSI Targets 126
- Configuring an Access List 129
- Configuring Access 132
- Specify that 133
- Configuring FCIP 137
- Creating an FCIP Instance 138
- Understanding Flow Control 139
- Understanding Error Recovery 139
- TCP Protocol 139
- Configuring Authentication 145
- Using iSCSI Authentication 146
- AAA Security Services 146
- Configuring Security Services 150
- TACACS+ Hosts 151
- Local Username Database 151
- Note: The first “ 152
- Testing iSCSI Authentication 154
- Enabling iSCSI Authentication 154
- Configuring a High 157
- Availability Cluster 157
- Changing Clusters 163
- Maintaining and Managing 165
- Installing Updated Software 166
- ■ Using HTTP 168
- ■ Using Proxy Services 168
- ■ Using TFTP 168
- Using HTTP 169
- Using Proxy Services 169
- Using TFTP 170
- Creating Local Backups 174
- Restoring from Backups 175
- Restoring an Access List 178
- Restoring VLANs 180
- Resetting the System 183
- Reset All to Factory Defaults 184
- Recovering Passwords 187
- Handling Failover 191
- Manual Failover 192
- Failover as Temporary Move 192
- Failover as Permanent Move 193
- Running Command Scripts 197
- Managing the Log File 198
- Clearing the Log Files 199
- Using the Crash Log 200
- Understanding Diagnostics 203
- Understanding Logging 204
- Facility Description 206
- 1 notice 5 SNMP all 207
- Using Debug Facilities 208
- Technical Specifications 209
- Specifications 210
- Cable and Port Pinouts 211
- RJ-45 connector pinouts 213
- Console Port 214
- Regulatory Compliance 217
- Class A Equipment 218
- Class B Equipment 218
- United States Only 219
- Modifications 219
- Mouse Compliance Statement 220
- European Union Notice 221
- Japanese Notice 221
- BSMI Notice 222
- Laser Device 222
- Laser Product Label 223
- Laser Information 223
- Regulatory Compliance Notices 224
- Electrostatic Discharge 225
- Grounding Methods 226
- Configurations 227
- Recommended Host/Storage 227
- FCIP Only 228
- FCIP with Local iSCSI Hosts 229
- FCIP with Remote iSCSI Hosts 230
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