Method and apparatus for constructing a repair path for multicast data
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United States of America Patent
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Dec 7, 2010
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app pub date -
Jul 5, 2005
filing date -
Jul 5, 2005
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Abstract
A method is disclosed for constructing a repair path for multicast data around a non-available component in a data communications network having as components nodes and links therebetween. The method comprises the step performed at a repairing node, of receiving from a notifying node in a network, a notification identifying the notifying node and components through which the notifying node can be reached. The method further comprises the steps of deriving, from the notification, a network repair address for use in the event of non-availability of a component identified in the notification; and constructing a repair path for multicast data for the repair address.
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