DVX-8040 BRI (Basic Rate Interface) ISDN is a digital telephony interface used to connect to the telephony provider, legacy PBX or ISDN telephone sets. There are two basic configurations for each BRI ISDN telephony interface port – TE (Terminal) – connects to telephony provider and NT (Network) – connects to ISDN phones (requires power supply option) or legacy PBX (as PSTN ISDN trunks )
Features
2, 4 or 8 BRI ISDN ports Each port is user configurable – NT/TE
Power supply for ISDN telephone sets
LED status indication for each port including NT/TE status
module supports three configurations:
2 ports (dual BRI) supporting 4 channels
4 ports (quad BRI) supporting 8 channels
8 ports (quad-port BRI) supporting 16 channels
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