3
Hardware Installation ......................................................................................................... 20
Installation Prerequisites ................................................................................................... 20
Installation Procedures Overview ..................................................................................... 20
Unpacking the System ...................................................................................................... 21
Preinstalled Components .............................................................................................. 21
Components to be Installed .......................................................................................... 21
Installing Hard Drives ....................................................................................................... 21
Hard Drive Installation Prerequisites ............................................................................. 21
SAS Interface................................................................................................................ 22
Hard Drive Designation ................................................................................................. 22
Installing the Hard Drive into the Drive Tray .................................................................. 23
Installing the Drive Tray into the Enclosure ................................................................... 24
Installing Host Boards ....................................................................................................... 25
Removing the Controller ............................................................................................... 26
Installing the Controller ................................................................................................. 27
System Connection............................................................................................................ 27
General Considerations on Making Connections .............................................................. 27
Host-Side Topologies .................................................................................................... 28
Host-Side Parameters ................................................................................................... 28
Maximum Concurrent Host LUN Connection (“Nexus” in SCSI) .................................... 28
Maximum Queued I/O Count ........................................................................................ 29
Fibre-Host Connections .................................................................................................... 29
Fibre-Host Topologies ................................................................................................... 30
Fibre Cabling ................................................................................................................ 30
Simple End-to-End Connection ..................................................................................... 31
DAS (Direct-Attached Storage) Connection .................................................................. 32
Switched Fabric Connection (Dual Controller) ............................................................... 33
Switched Fabric Connection (Single Controller) ............................................................ 34
SAS-Host Connections ..................................................................................................... 35
DAS (Direct-Attached Storage) Connection with Redundant Host Path ........................ 36
DAS (Direct-Attached Storage) Connection to Two Servers .......................................... 38
Ethernet-Host Connections ............................................................................................... 38
Network and Host Connection Topologies .................................................................... 39
High Availability IP SAN with Redundant Controller ...................................................... 40
Single Controller with Fault-Tolerant Path ..................................................................... 41
High Availability IP SAN (Recommended for Remote Replication) ................................ 42
High Availability IP SAN with Port Trunk (Remote Replication Enabled) ....................... 43
Hybrid-Host Connections .................................................................................................. 44
Single Hybrid Unit Connected to FC/iSCSI Hosts ......................................................... 44
Utilizing Hybrid iSCSI Ports for Data Replication ........................................................... 45
JBOD Connections ........................................................................................................... 45
JBOD SAS Expansion Configuration ............................................................................ 45
Configuration Rules ...................................................................................................... 46