ASR-5300I Series Hardware User Manual viii
2.6.8 Installing the RAID Controller ..................................................... 31
Chapter 3 System Connection .......................... 33
3.1 Introduction ............................................................................................. 34
3.2 General Considerations for Connections ................................................ 34
3.2.1 Host-Side Topologies ................................................................. 35
3.2.2 Host-Side Parameters ................................................................ 35
3.2.3 Maximum Concurrent Host LUN Connections (Nexus in SCSI) . 35
3.2.4 Maximum Queued I/O Count ...................................................... 36
3.3 Fibre-Host RAID Connections................................................................. 36
3.3.1 Fibre-Host Components (including 10 GB iSCSI)....................... 37
3.3.2 Fibre-Host Topologies ................................................................ 37
3.3.3 Fibre Cabling .............................................................................. 38
3.3.4 Simple End-to-End Connection .................................................. 39
3.3.5 DAS (Direct-Attached) Connection ............................................. 40
3.3.6 Switched Fabric Connection (Dual-Controller) ........................... 41
3.3.7 Switched Fabric Connection (Single-Controller)......................... 42
3.4 SAS-Host RAID Connections.................................................................. 43
3.4.1 DAS (Direct-Attached Storage) Connection with Redundant Host
Path ............................................................................................ 44
3.4.2 DAS (Direct-Attached Storage) Connection to Two Servers ...... 46
3.5 iSCSI-Host RAID Connections................................................................ 47
3.5.1 Network and Host Connection Topologies ................................. 47
3.5.2 High Availability IP SAN with Redundant RAID Controller ......... 49
3.5.3 Single-Controller with Fault-Tolerant Path.................................. 50
3.5.4 High-Availability IP SAN (Recommended Cabling Method for
Remote Replication) ................................................................... 51
3.5.5 High-Availability IP SAN with Port Trunk (Remote Replication
Enabled) ..................................................................................... 52
3.6 Hybrid Host Connections ........................................................................ 53
3.6.1 Single Hybrid Unit Connected to FC/iSCSI Hosts ...................... 53
3.6.2 Utilizing Hybrid iSCSI Ports for Data Replication........................ 54
3.7 JBOD Connections ................................................................................. 55
3.7.1 SAS Expansion Links ................................................................. 55
3.7.2 JBOD SAS Expansion Configuration.......................................... 55
3.7.3 Configuration Rules .................................................................... 56
3.7.4 Dual-Controller Expansion Connection....................................... 57
3.7.5 Single-Controller Expansion Connections .................................. 58
3.8 Management Console Connections........................................................ 59
3.9 Power Connections................................................................................. 60
3.9.1 Checklist ..................................................................................... 60
3.9.2 Connecting Power Cords............................................................ 61
3.9.3 Power On Procedure .................................................................. 61
3.9.4 Power On Status Check ............................................................. 62
3.9.5 Power Off Procedure .................................................................. 63
Chapter 4 System Monitoring............................ 65
4.1 Introduction ............................................................................................. 66
4.2 Monitoring Features ................................................................................ 66
4.2.1 LED Panel LEDs......................................................................... 67
4.2.2 Drive Tray LED .......................................................................... 68
4.3 Controller LED ........................................................................................ 68
4.3.1 Controller LED for RAID Models................................................. 68
4.3.2 Controller LED for JBOD Models................................................ 70
4.3.3 iSCSI/Ethernet Management Port LEDs.................................... 71
4.3.4 10Gb iSCSI Host Port LEDs (Fibre) ........................................... 72
4.3.5 10Gb iSCSI Host Port LEDs (RJ45) ........................................... 72