Automatic protection network switching

Details Automatic protection network switching Automatic protection network switching

2004-02-10

2009-10-27

Yao, Kwang B (Department: 2416)

Multiplex communications

Fault recovery

Bypass an inoperative channel

C370S228000

Reexamination Certificate

active

07609621

ABSTRACT:
A method of protecting a protected link is disclosed. The method includes connecting traffic from a service module to a first physical module having a link layer framer that is connected to a protected egress link. The traffic is connected through the first physical module through a pooling switch to a second physical module that is connected to an alternate egress link.

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