Juniper Networks J6350, J4350 manual TGM550 Telephony Gateway Module

J2320, J2350, J4350, and J6350 Services Router Getting Started Guide

Figure 41: TGM550 Telephony Gateway Module

The TGM550 provides the following key features:

■Voice

■VoIP Media Gateway services.

■Two analog telephone (LINE) ports to support two analog telephones or incoming analog direct inward dialing (DID) trunks with either wink start or immediate start. An analog relay supports emergency transfer relay (ETR).

■Two analog trunk (TRUNK) ports to support loop start, ground start, centralized automatic message accounting (CAMA), and direct inward and outward dialing (DIOD) (for Japan only) trunks.

■Survivability features for continuous voice services.

■Call center capabilities.

■Provisioning

■Avaya Communication Manager (CM) media server management

■Extensive alarm and troubleshooting features

■Survivability

■Media Gateway Controller (MGC) automatic switchover, migration, and survivability features

■Modem backup connection to the MGC

■Dynamic call admission control (CAC) for WAN interfaces

■Management: One serial port for console access over an RJ-45 connector cable

NOTE: The RJ-45 console cable and DB-9 adapter supplied with the TGM550 are different from the RJ-45 cable and DB-9 adapter supplied with the Services Router for console connections to the Services Router. You cannot use the RJ-45 cable and DB-9 adapter supplied with the Services Router for console connections to the TGM550.

70■ Avaya VoIP Modules