Method and apparatus for testing a subscriber's line circuit in

Details Method and apparatus for testing a subscriber's line circuit in Method and apparatus for testing a subscriber's line circuit in

1984-04-05

1987-04-21

Orsino, Jr., Joseph A.

Multiplex communications

Wide area network

Packet switching

379 5, H04J 314

Patent

active

046601945

ABSTRACT:
In a packet switched multiplexed data/voice communication system, timed loopbacks along a subscriber line are effected by purposely extinguishing or killing the DATA carrier sewing the line.

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