Cisco Cisco IOS Software Release 12.2(2)XA

The MGCP 1.0 Including NCS 1.0 and TGCP 1.0 Profiles feature module describes the features of the 
Media Gateway Control Protocol (MGCP) 1.0, the PacketCable

TM

 Network-based Call Signaling (NCS) 

1.0, and the PacketCable

TM

 Trunking Gateway Control Protocol (TGCP) 1.0 on Cisco IOS media 

gateways, and contains these sections:

This feature implements the following MGCP protocols on the supported Cisco media gateways:

MGCP 1.0 (RFC2705)

Network-based Call Signaling (NCS) 1.0, the PacketCable profile of MGCP 1.0 for residential 
gateways (RGWs)

Trunking Gateway Control Protocol (TGCP) 1.0, the PacketCable profile of MGCP 1.0 for trunking 
gateways (TGWs)

Table 1 shows the platform-to-feature support in this release of Cisco IOS software.

12.2(2)XA

Support for MGCP 1.0, NCS 1.0, and TGCP 1.0 was introduced for 
the Cisco CVA122, Cisco uBR924, and Cisco AS5300.