Specifications

Digium, Inc.
A dedicated digital carrier facility which consists of 28 T1
transmits data at 44.736 Mbps. Equivalent to 672 voice ch
TDM time division multiplexer
A device that supports simultaneous transmission of multipl
into a single high-speed data stream. TDM separates signa
interleaving bits one after the other.
telco
A generic name which refers to the telephone companies thr
world, including RBOCs, LECs, and PTTs.
tip and ring
The standard termination on the two conductors of a telephone
named after the physical appearance of the contact areas on
twisted pair
Two copper wires commonly used for telephony and data
communications. The wires are wrapped loosely around e
minimize radio frequency interference or interference from
the same bundle.
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