Method and apparatus for variable rate pipes
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United States of America Patent
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Apr 24, 2007
Grant Date -
N/A
app pub date -
Jun 22, 2001
filing date -
Dec 30, 2000
priority date (Note) -
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Abstract
A method and apparatus for variable rate pipes is described. In one embodiment of the invention, a computer implemented method comprises allocating a pipe from part of a working channel and at least part of a protecting channel of a span of a bi-directional line switched ring (BLSR), the pipe having a bandwidth, transmitting a set of layer 2/3 traffic in the pipe, and reducing the pipe's bandwidth when a failure occurs in the ring.
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