Multimedia Interface (MMI)
Issue 4 May 2002
1-25 555-233-123
Multimedia Interface (MMI)
The Multimedia Interface handles the following protocols:
■ International Telecommunications Union (ITU) H.221 — Includes H.230,
H.242, H.231, and H.243 protocol
■ American National Standards Institute (ANSI) H.221 — Includes H.230,
H.242, H.231, and H.243 protocol
■ BONDING (Bandwidth On Demand INoperability Group) Mode 1
■ ESM HLP HDLC Rate Adaptation
The Vistium Personal Conferencing System is supported either through the 8510T
BRI terminal or directly through the Vistium TMBRI PC board.
Using the World Class Core (WCC) BRI interface, most desktop multimedia
applications are supported through the Personal Computer’s BRI interface.
Table 1-17. MTS and WATS Port Circuit Packs
Circuit Pack FIC
Ringer
Equivalency
Number (REN)
Network
Jack
TN742 and TN746B Analog Line 02LS2 None RJ21 and
RJ11C
TN747B Central Office Trunk 02GS2 1.0A RJ21X
TN753 DID Trunk 02RV2-T 0,0B RJ21X
TN2404/TN790 Processor 02LS2 1.0A RJ21X
TN1648 System Access and
Maintenance
02LS2 0.5A RJ21X
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