Method and apparatus for testing a subscriber loop-based...

Details Method and apparatus for testing a subscriber loop-based... Method and apparatus for testing a subscriber loop-based...

2006-01-27

2008-11-18

Tran, Quoc D (Department: 2614)

Telephonic communications

Diagnostic testing, malfunction indication, or electrical...

Testing of subscriber loop or terminal

C379S001010, C379S001030, C379S022010

Reexamination Certificate

active

07453989

ABSTRACT:
A network interface device is positioned between a subscriber loop and the internal wiring of a subscriber's premise. Operational and performance data is captured and stored in memory for later use and analysis. Commands issued to the network interface device selectively loop-back transmitted data at either the network or subscriber side of the network interface device and/or selectively engage or disengage one or more of the addressed subscriber and premise loops.

REFERENCES:
patent: 4260859 (1981-04-01), Aaroen
patent: 6920320 (2005-07-01), Rathunde et al.
patent: 2002/0087823 (2002-07-01), Chow et al.

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