Constructing a repair path in the event of non-availability of a routing domain
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United States of America Patent
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Apr 13, 2010
Grant Date -
Mar 13, 2008
app pub date -
Sep 8, 2006
filing date -
Sep 8, 2006
priority date (Note) -
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Abstract
In one embodiment, an apparatus and method are described for constructing a repair path in the event of non-availability of a routing domain component of a routing domain comprising, as components, links and nodes. The apparatus is arranged to receive respective network repair addresses from each of the far-side and near-side advertising node for use in the event of non-availability of a routing domain component between the advertising node. The apparatus is further arranged to advertise the near-side advertising node network repair address to one or more far-side nodes via a path external to the routing domain.
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