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Table 3–4: Hardware Components Used in Configuration Shown in Figure
3–5 Through Figure 3–8
Callout Number
Description
1
BN38C cable
a
2
BN37A cable
b
3
H8861-AA VHDCI trilink connector
4
H8863-AA VHDCI terminator
b
a
The maximum length of the BN38C (or BN38D) cable on one SCSI bus segment must not exceed 25 meters.
b
The maximum combined length of the BN37A cables must not exceed 25 meters.
Figure 3–6 shows a two-member TruCluster Server configuration with a
radially connected dual-redundant HSZ80 RAID array controller configured
for transparent failover.
Figure 3–6: Shared SCSI Bus with HSZ80 Configured for Transparent
Failover
KZPBA-CB (ID 7)
Network
Memory
Channel
Interface
Memory Channel
KZPBA-CB (ID 6)
Memory Channel
Member
System
2
Member
System
1
StorageWorks
RAID Array 8000
HSZ80
HSZ80
Controller A
Controller B
DS-DWZZH-03
T
T
T
T
2
3
1
4
1
3
Port 1
Port 2
2
Port 1
Port 2
T
T
ZK-1600U-AI
Table 3–4 shows the components used to create the cluster shown in
Figure 3–6.
Shared SCSI Bus Requirements and Configurations Using UltraSCSI Hardware 3–21