Cisco 2650XM Gateway - PBX Interoperability: Lucent Definity
G3r PBX using Analog FXO Interfaces to an H.323 Gateway
Introduction
This document contains the results for PBX interoperability testing between PBXs and the Cisco Network Module with E&M to the FXS
Voice Interface Cards installed in Cisco voice gateways.
Network Topology
The following diagram shows a pair of Cisco voice gateways that are configured for back-to-back VoIP operation. In this example,
connectivity and interoperability is achieved through a Lucent Definity G3r V7 PBX that is connected to a Cisco 3745 back-to-back via an
Ethernet connection to a Cisco 2651XM connected to a Lucent Definity G3r V6 PBX.
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