Hardware Description and Reference for Avaya ... - Avaya Support

Components
S8400 IP Interface (SIPI)
Avaya S8400 Media Server
The S8400 Media Server uses the TN8412AP S8400 IP Interface (SIPI) circuit pack to provide:
● Circuit pack control within its port network
● Cabinet maintenance
● Tone-clocks
● Emergency transfer switch functionality
● Customer/external alarms.
Communication between the S8400 Media Server and the TN8412AP is by IP link. You can
connect this link by an external switch or point-to-point by a single Ethernet crossover cable.
The TN8412AP has a single Ethernet interface for control.
Note: An
Circuit packs
Note:
S8400 system is shipped with a TN8412AP SIPI circuit pack. However, the
TN2312BP IPSI circuit pack is also compatible with S8400 systems.
The S8400 Media Server can include three separate TN circuit packs:
● TN8400AP Media Server that provides:
- Avaya Communication Manager call processing
- Coresident voicemail
- On board diagnostics
- Autonomous alarming
● TN8412AP S8400 server IP interface (SIPI) that provides:
- Low-level control functions and services for a TN port network
- Tone detection and generation
- Carrier maintenance and diagnostics
- Input/output of alarm leads
- Emergency transfer
● An optional TN2302BP IP Media Processor if you run the optional embedded messaging
(IA770) or run IP telephones. When running IP telephones, the TN2302BP interfaces
between the Time Division Multiplex (TDM) bus and the IP network.
Issue 6 February 2007 43