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One adapter in one host system connected to two 2104 Model
DS4s and an internal RAID array
Figure 50 shows one adapter, one host system with internal RAID array, and two
2104 Model DS4s (single-bus mode).
1
1
2104 Subsystem
1
1
2104 Subsystem
Figure 50. One adapter, one host system with internal RAID array, and two 2104 Model DS4s
(single-bus mode)
1
SCSI interface card.
Note: The second SCSI interface card that is in the 2104 Model DS4 is optional.
2
SCSI adapter:
v PCI-X Dual Channel Ultra320 SCSI RAID Adapter (type number 5703, feature
code 5703)
v PCI 4-Channel Ultra3 SCSI RAID Adapter (type number 4-X, feature code 2498)
Important: An RS/6000 or IBM Eserver pSeries computer running Linux for
pSeries uses the following to connect to the 2104 Model DS4:
PCI-X Dual Channel Ultra320 SCSI RAID Adapter (type number 5703, feature code
5703)
3
Internal RAID array.
Notes:
1. The SCSI address of the adapter that is connected to the 2104 Model DS4
must be different from the addresses of the installed disk drive modules.
2. The external connectors of the SCSI RAID adapter must not share a SCSI bus
with the internal RAID array.
3
2
Host System
Appendix B. Cable configurations
43
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