The Avaya MM714B analog 4+4 media module (700453889) provides 4 analog telephone ports and 4 analog trunk ports.
Any of the 4 trunks can be configured as:
- Loop start or ground start CO trunk
- 2-wire analog outgoing CAMA E911 trunk
Any of the 4 analog line ports can be configured as:
- Wink start or immediate start analog DID trunk
- Analog tip/ring port for devices such as single line telephones with or without LED message waiting indication
Emergency Transfer Relay (ETR) - Provides ETR services by connecting trunk port 5 and line port 4
Supported in G350, G430, G450, and G700 media gateways.