Table 36 on page 71 lists the maximum number of media servers, telephones, TIMs,

and so on that are supported by the TGM550 installed on a J4350 or J6350 Services

Router.

Table 36: TGM550 Maximum Media Gateway Capacities

Additional InformationTGM550 Maximum CapacityHardware or Feature
This number also applies if a
combination of Avaya G700 Media
Gateways, G250 Media Gateways, and
G350 Media Gateways are controlled by
the same media server.
250TGM550s that can be controlled by an
Avaya S8500 or S8700 Media Server
This number also applies if a
combination of Avaya G700 Media
Gateways, G250 Media Gateways, and
G350 Media Gateways are controlled by
the same media server.
5TGM550s that can be controlled by an
Avaya S8400 Media Server
This capacity is 50 if a combination of
Avaya G700 Media Gateways, G250
Media Gateways, and G350 Media
Gateways are controlled by the same
media server.
The S8300 must reside in a G700 or
G350 media gateway. Therefore, the
maximum of 50 H.248 gateways
supported by the S8300 means that only
49 of the 50 can be TGM550s.
49TGM550s that can be controlled by an
Avaya S8300 Media Server
If an MGC becomes unavailable, the
TGM550 uses the next MGC on the list.
The built-in SLS module can be
considered as a fifth MGC, although its
functionality is limited than that of a
full-scale media server.
4Media servers that can be registered as
Media Gateway Controllers (MGCs) on a
TGM550
2Fixed analog line ports
2Fixed analog trunk ports
Up to two TIM510s can be installed in
any of the slots on the Services Router.
2TIM510 E1/T1 media modules
Up to two TIM521s (with 4 BRI trunk
ports each) can be installed in any of the
slots on the Services Router.
2TIM5521 BRI media modules
Avaya VoIP Modules 71
Chapter 3: PIM and VoIP Module Overview