The Avaya MM720 BRI Media Module contains eight ports that can be administered either as BRI trunk connections or BRI endpoint (telephone and data module) connections.
Avaya MM720 Features
Supports up to 8 BRI interfaces or up to 16 trunk ports (ISDN S/T)
Information is communicated over two 64-kbps channels (B1 and B2) and over a 16-kbps channel (D-channel) for signaling
