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This Interoperability Note describes how to configure a TDM port on a Nortel Meridian PBX to integrate with the SBC Edge Portfolio.  Also included is configuration information for integrating Exchange Unified Messaging to the Nortel PBX via the SBC Edge Portfolio.


Nortel Meridian Option 11C, version 4.5, T1, QSIG

QSIG Option Packages: PKG 305 (Generic QSIG), PKG 316 (QSIG Supplemental services), PKG 263 (QSIG Basic Call / Name display), PKG 175 (Network Message Service

Notes on Extensions

The following extension numbers are used within this document:

  • UMS Pilot Extension: 2562
  • Extensions enabled for Microsoft Exchange Server UM: 5100 - 5199

PBX Configuration

Use the following configurations to interconnect the Avaya to the SBC Edge Portfolio:

D-channel Configuration


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Route Configuration


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B-channel Configuration


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TDM Document

Use the TDM document to configure the SBC Edge Portfolio.