Description:
The Norstar Digital Trunk Interface T1 (DTI T1) provides 24 digital channel T1 IDSN connection. Equipped with built-in Channel Service Unit (CSU). Requires Service/Clock card NTBB24 or 6 port fiber combo cartridge NTBB25.
Manufactured by: NORTEL
Model/Part #: NT7B74GA
Provides access for up to 24 digital T1 or ISDN-PRI channels
Equipped with built-in Channel Service Unit (CSU) functionality to support the integrity of digital signaling
Requires either the Services Cartridge NTBB24GA or the Fiber 6-Port Expasion COMBO Cartridge NTBB25GA
ISDN-PRI Soft Key is required in order to configure the Digital Trunk Cartridge as a PRI Card
Compatible with MICS 1.0 or higher
Core Modular ICS can support up to two DTIs for a total of 48 T1 or ISDN-PRI (digital) lines
Off core support of one additional DTI in MICS 5.0 or higher for a total of 72 T1 or ISDN-PRI (digital) lines
CABLES
NETWORKING
• 3COM NETWORKING
