User`s guide

Figure 2–4: TruCluster Configuration with an RA3000 Controller Shelf
with Active/Passive Failover and a DWZZH-05 UltraSCSI Hub
Host 0 I/O
Module
Host 1 I/O
Module
Host
In
Host
Out
Host
In
Host
Out
T
T
T
T
TT
1
DS-DWZZH-05
KZPBA-CB
KZPBA-CB
1
1
1
AlphaServer
Member
System 2
KZPBA-CB
T
AlphaServer
Member
System 1
AlphaServer
Member
System 3
T
KZPBA-CB
AlphaServer
Member
System 4
T
T
RAID Array 3000
Controller Shelf
2
ZK-1477U-AI
Figure 2–5 shows a four-member TruCluster configuration and an RA3000
pedestal with active/passive failover radially connected to a DS-DWZZH-05
UltraSCSI hub. The RA3000 controller shelf contains internal termination.
Table 2–4 describes the callouts.
2–20 Using the StorageWorks RAID Array 3000 in a TruCluster Configuration