Utilizing available SONET overhead bytes for additional...

Details Utilizing available SONET overhead bytes for additional... Utilizing available SONET overhead bytes for additional...

2006-09-05

2006-09-05

Rao, Seema S. (Department: 2616)

Multiplex communications

Pathfinding or routing

Switching a message which includes an address header

C370S471000, C370S472000

Reexamination Certificate

active

07103044

ABSTRACT:
An insertion apparatus receives a byte value from a signaling channel, locates a particular unused byte location within an overhead portion of a synchronous optical network (SONET) frame, and inserts the byte value from the signaling channel into the particular unused byte location. An extraction apparatus receives a synchronous optical network (SONET) frame, locates a particular byte location within an overhead portion of the SONET frame that is unused for SONET purposes, and captures a byte value from the particular byte location, wherein the byte value comprises a signaling channel.

REFERENCES:
patent: 5532862 (1996-07-01), Tada et al.
patent: 5901137 (1999-05-01), Nakabayashi
patent: 6269081 (2001-07-01), Chow et al.
patent: 6349092 (2002-02-01), Bisson et al.
patent: 6600741 (2003-07-01), Chrin et al.

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