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Local T1

A Local T1 is a digital phone service trunk consisting of 24 voice channels or 23 voice channels and one data channel for signaling (ISDN PRI T1). T1 local lines are used by businesses to provide local voice service as well as other applications including video conferencing, fax, and dial-up. T1 local service provides increased efficiency through a PBX phone system by setting up and breaking down the phone calls faster than regular phone lines. An ISDN PRI local T1 offers robust features like Caller ID and Direct Inward Dialing (DID) through the D channel signaling. T1 local phone lines are also known as a T1 Phone ServiceDigital T1, ISDN PRI T1, Voice T1, or T1 Trunk.

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