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RA7000 / ESA10000 High Availability Solution Kit for HP-UX
2–4 EK–HAHPU–MH. B01
2.4 End-Bus RAID Cluster Layout - (SCSI Bus Interconnect)
To connect two HP host servers to a RAID subsystem located on the end of the
SCSI bus (e.g., an End-Bus RAID cluster layout), reference Figure 2-3 and
follow these steps:
1. Attach a Y-cable (BN21W-0B) to the HD68-pin host adapter on Host A.
2. Attach a Y-cable (BN21W-0B) to the HD68-pin host adapter on Host B.
3. Attach one end of the HD68-pin straight-thru cable (BN21K-05) to a
convenient end of the Y-cable attached to Host A.
4. Connect the other end of the cable to a convenient end of the Y-cable
attached to Host B.
5. Attach the compatible end of the 5M adapter cable (BN38C-05) to the
available end of the HD68-pin Y-cable attached to Host B.
6. Connect the other (VHDCI-compatible) end of the adapter cable to the
available end of a tri-link connector on a subsystem controller.
7. Connect terminator H8863-AA to the available end of a tri-link connector on
a subsystem controller.
8. Connect terminator H879-AA to the available end of the Y-cable attached to
Host A.
Figure 2–3 End-Bus RAID Cluster Layout - (SCSI Bus Interconnect)
HOST A HOST B
R
A
7000 or
E
S
A
10000
Subsystem
HD68 Host
Adapter
HD68 Host
Adapter
BN37A-0E
Tri-Link
BN21W-0B
Y-Cable
BN21W-0B
Y-Cable
BN38C-05
VHDCI-to-HD68
Adapter Cable
BN21K-05
HD68 Straight-Thru
SHR-1094
Terminator
H879-AA
Terminator
H8863-AA