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Product Overview
1–2 AlphaServer Intelligent Peripheral Platform Hardware Owner's Guide
1.2.1 IP Simplex SystemThe simplex system is a central office compatible rackmount system intended for Telco
central office environments. It contains one each of the following components:
• AlphaServer 1000A system running the Compaq Tru64 UNIX (formerly DIGITAL
UNIX) operating system
• ISA bus expansion chassis
• Alarm indicator panel
• StorageWorks BA35x-Sx mass storage disk drive subsystem (optional)
• Rackmount power controller (120 Vac, 250 Vac, or -48 Vdc models)
Refer to Appendix E for diagrams of the IP simplex system.
1.2.2 IP Duplex SystemThe duplex rackmount configuration is a central office compatible rackmount system
intended for Telco central office environments and is suitable for live network
implementations. The duplex system includes two each of the following components:
• AlphaServer 1000A system running the Tru64 UNIX operating system
• ISA bus expansion chassis
• Alarm indicator panel
• StorageWorks BA35x-Sx mass storage disk drive subsystems (optional) (connected
together with BN21W-0B and BN21K-XX SCSI bus cables) with disks that can be
striped and/or mirrored
• Two rackmount power controllers (120 Vac, 250 Vac) or one rackmount power controller
(-48 Vdc)
TruCluster software can be ordered separately and is recommended for enhanced availability
with application-defined failover services.
Refer to Appendix D for diagrams of the IP duplex system.