This card works in the IP500 V2 only and provides:
- 4 Analog trunk ports.
- 2 Analog extension ports for the connection of analog phones.
- 6 Digital Station (DS) ports for the connection of Avaya digital phones.
- 10 VCM channels to support IP telephones or voice networking.
This card already includes an IP500 trunk card, therefore no additional trunk card is possible. It provides a single power-fail port: during power failure phone port 8 is connected to analog trunk port 12. A maximum of two of these cards is allowed in the control unit.