Key Features:
- E2 DLC 12 PC - Provides either a T1 interface supporting 24 DS0 channels or an ISDN PRI interface supporting 23 B (bearer) channels, one D (datalink) channel and 12 digital stations
- A jumper on this card must be plugged onto pins 7 and 8 of J3 to enable ISDN PRI functions
- Any (or all) of the available channels of the T1/PRI span (24 on T1, 23 on PRI) can be assigned, and the card supports loop-start, ground-start, E&M and DNIS/DID trunk types with immediate, wink-start or dial-tone-start signaling
- This card is equipped with a build-in CSU that can be connected directly to a network interface unit, SmartJack, or ISDN PRI
- Up to 12 Digital Feature Phones can be connected to the card.
- All 24 CO ports are allocated (regardless of whether they are assigned or used)
- Compatible with:
- ESI IVX E-Class Gen I
- ESI IVX E-Class Gen II
- ESI IVX X-Class
- ESI IVX C-Class
- ESI Communications Server 200 (Requires Hot-Swap Port Card Adapter)
- ESI Communications Server 600 (Requires Hot-Swap Port Card Adapter)
- ESI Communications Server 1000 (Requires Hot-Swap Port Card Adapter)
- Refurbished