Instruction Manual

iSCSI Initiator setup for OpenVMS .............................................................................................. 92
Configuring TCP/IP services ................................................................................................. 93
Configuring VLANs ............................................................................................................ 93
Enabling Ethernet jumbo frames ........................................................................................... 93
Configuring target discovery ................................................................................................ 93
Starting the iSCSI Initiator .................................................................................................... 95
Stopping the iSCSI Initiator .................................................................................................. 96
Setting up storage for OpenVMS .......................................................................................... 96
6 Setting up the iSCSI Initiator for multipathing ....................................... 97
Overview ................................................................................................................................. 97
Understanding Fibre Channel multipathing for the mpx100/100b ............................................ 97
EVA storage array perspective ....................................................................................... 97
The mpx100/100b perspective ..................................................................................... 98
Understanding iSCSI multipathing with the mpx100/100b ...................................................... 99
iSCSI Initiator perspective ........................................................................................... 100
Configuring multipath with Windows iSCSI Initiator ..................................................................... 102
Microsoft MPIO multipathing support for iSCSI ..................................................................... 102
Installing the MPIO feature for Windows Server 2008 .................................................... 102
Installing the MPIO feature for Windows Server 2003 .................................................... 104
Load balancing features of Microsoft MPIO for iSCSI ..................................................... 108
Microsoft MPIO with QLogic iSCSI HBA ........................................................................ 109
Configuring multipath with the VMware iSCSI Initiator ................................................................. 113
Native multipathing solution for iSCSI ................................................................................. 113
Setting up multipath configurations ..................................................................................... 113
Managing multipathing ..................................................................................................... 114
VMware LUN multipathing policies ..................................................................................... 114
Viewing and changing multipathing ................................................................................... 115
Viewing raw mapped LUNs properties ................................................................................ 115
Important information about multi-initiators and VMFS clusters ................................................ 116
Configuring multipath with the Solaris 10 iSCSI Initiator ............................................................... 116
MPxIO overview .............................................................................................................. 116
Preparing the host system ............................................................................................ 117
Setting configuration settings ....................................................................................... 117
Verifying configuration settings .................................................................................... 118
Verifying that a single device is displayed for each LUN ................................................. 119
Enabling MPxIO ........................................................................................................ 120
Verifying the MPxIO configuration ................................................................................ 120
Verify mpath-support parameter and Target Portal Group ................................................ 121
Configuring multipath with the OpenVMS iSCSI Initiator .............................................................. 122
Path description string format ............................................................................................. 122
Displaying path information ............................................................................................... 122
Manual path switching ...................................................................................................... 124
Device Mapper Multipath Enablement Kit for HP StorageWorks Disk Arrays ................................... 125
Supported operating systems ............................................................................................. 125
Installing the Device Mapper Multipath Enablement Kit ......................................................... 126
iSCSI Initiator timeout settings for Red Hat 4 and SUSE 9 systems ........................................... 126
iSCSI Initiator timeout settings for Red Hat 5 and SUSE 10 systems ......................................... 126
HPDM Multipath restrictions ............................................................................................... 126
7 Using HP Command View EVA to configure LUNs to iSCSI Initiators ...... 127
Initial discovery of the mpx100/100b via HP Command View EVA ............................................... 127
Creating an iSCSI Initiator host via HP Command View EVA ......................................................... 128
Presenting a virtual disk to an iSCSI Initiator via HP Command View EVA ....................................... 129
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