Description:
Nortel BCM DTM Digital Trunk Media Bay Module
Manufactured by: NORTEL
Model/Part #: NT5B04AAAD
The Nortel BCM Digital Trunk Media Bay Module connects to a standard digital PSTN T1/fT1, E1/fE1, or PRI ISDN line using either a digital or PRI line
Also supports DASS2, DPN22, Q.SIG, and MCDN over ISDN
On North American BCM systems, the DTM connects a T1 or PRI circuit to the BCM system; T1 circuits provide 24 digital channels to the PSTN, while PRI circuits provide 23 digital channels to the PSTN
On International BCM systems, the DTM connects an ETSI ISDN (E1) or PRI (EI) circuit to the BCM system, providing a maximum of 30 digital channels to the PSTN
The front bezel of the DTM has an RJ-48C connector that connects the DTM to the service provider connection point
The faceplate also has a set of monitor jacks you can use to monitor the span
The Nortel BCM DTM is compatible with the BCM 200/400 Main Unit, BCM 400 Expansion Unit, BCM 450 Main Unit, BCM 450 Expansion Unit and BCM 50 Expansion Unit