Method and system for allocating protection path resources
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United States of America Patent
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Jun 23, 2009
Grant Date -
Sep 15, 2005
app pub date -
May 13, 2005
filing date -
Jul 6, 2001
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An embodiment of the invention is a method of allocating protection path resources including obtaining a link vector for a plurality of protection paths. The link vector includes a plurality of link vector elements. A proposed link vector is determined for each of the protection paths. The proposed link vector includes a plurality of proposed link vector elements and is indicative of allocating a respective protection path to a working path. A link cost is determined based on the proposed link vector and the obtained link vector. A path cost is determined for at least two protection paths based on the past cost.
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