Multiple Trunk Types; E&M Tie Lines; Ground Start Trunks; Loop Start Trunks - NEC UNIVERGE SV9100 Features And Specifications

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Multiple Trunk Types

The UNIVERGE SV9100 supports many different Trunks in the system (DID, E&M Tie Lines, Loop Start,

Ground Start, ISDN BRI, ISDN PRI, and T-1 trunks). The system supports up to 400 trunks in the

expanded port package, and a maximum of 56 trunks in the basic port package.

Refer to the

Direct Inward Dialing (DID)

E&M Tie Lines

E&M Tie Lines (4-Wire) can be connected to the system to provide communication between remote

systems and facilities. The system can receive and/or transmit DTMF or DP signals on E&M Tie Lines.

Ground Start Trunks can be connected to the system. Ground and Loop Start Trunks can be mixed in

the system per trunk. Ground Start Trunks are provided with line supervision to reduce call collisions.

Loop Start Trunks can be connected to the UNIVERGE SV9100 system. Loop Start is assigned per

trunk at the associated blade. Ground Start and Loop Start Trunks can be mixed in the system per trunk.

Refer to the

ISDN Compatibility

Refer to the

ISDN Compatibility

Each GCD-4ODTA supports four 4-wire E&M Tie Lines.

Ground Start Trunks do not support Caller ID.

When adding or removing padding for trunks, use Program 14-01 for all trunks.

Default Settings

System Availability

feature for related information.