3-17
Installing the DuraStor Storage Subsystem
Connecting the SCSI RAID Appliance to the Host System
This section explains how to connect the DuraStor SCSI RAID
appliance to the host system in one of four operating modes:
■
Stand-alone single-port mode. See
page 3-18
.
■
Stand-alone dual-port mode. See
page 3-19
.
■
Active-active single-port mode. See
page 3-20
.
■
Active-passive dual-port mode. See
page 3-21
.
Table 3-1
provides an overview of each operating mode.
Refer to
Adaptec Storage Manager Pro User’s Guide
or
Adaptec Disk
Array Administrator User’s Guide
for more detailed information
about each operating mode.
Table 3-1 DuraStor 6220SS Operating Mode Summary
Operating Mode
Number of
Controllers
Number of Active
Host Ports per
Controller
Number of Disk
Channels
Stand-alone
single-port
1
1
3
Stand-alone
dual-port
1
2
2
Active-active
single-port
2
1
2
Active-passive
dual-port
2
2 (on active
controller only)
2
DuraStor IUG.book Page 17 Wednesday, January 30, 2002 10:49 AM
