Home > Stamps > United States > Nortel NT7B74GA-93 Nortel Norstar Digital Trunk Interface Card T1 ICS (NT7B74GA-93) For Sale
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115622 - Nortel NT7B74GA-93
Condition: Refurbished . Warranty:30 days . $6.50
Nortel Norstar Digital Trunk Interface Card T1 ICS (NT7B74GA-93)
The Digital Trunk Interface (DTI) cartridge provides access for up to 24 digital T1 or ISDN-PRI channels. It comes equipped with built-in Channel Service Unit (CSU) functionality to support the integrity of digital signaling. The core Modular ICS can support up to two DTIs for a total of 48 T1 or ISDN-PRI (digital) lines. DTIs cannot be installed in Trunk Modules. Requires either the Services Cartridge or the Combination Fiber 6-Port Services Cartridge. Compatible with the Modular ICS core only. The ISDN-PRI Enabler Soft Key is required to configure the Digital Trunk Cartridge (DTI Card) as a PRI card.