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Communication Manager Maintenance-Object Repair Procedures
1656 Maintenance Procedures for Avaya Communication Manager 3.0, Media Gateways and Servers
Figure 90: TN787 Multimedia Interface (MMI) Circuit Pack
TN2207/Expansion Services Module
The TN2207 circuit pack permits connecting an ESM (Expansion Services Module). See
Figure 91: Typical ESM connections
on page 1657 for connectivity.
● The TN2207 circuit pack provides T.120 data-sharing capability on a MMCH multipoint
H.320 video conference
● Each conference participant must have endpoints administered and a personal computer
with the H.320 video application installed.
● The S8700 Media Server configuration must have an expansion service module installed.