Optimal bridging over MPLS/IP through alignment of multicast and unicast paths

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United States of America Patent

PATENT NO 8169924
APP PUB NO 20070025277A1
SERIAL NO

11296550

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Abstract

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A provider edge (PE) node of a network operates to send a trace path message over the network to a receiver PE node, the trace path message recording a list of intermediate nodes of a unicast path from the PE node to the receiver PE node; and receive a join message initiated from the receiver PE node, the join message using the list to propagate to the source PE node through the intermediate nodes such that a branch of a multicast tree is aligned with the unicast path. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 37 CFR 1.72(b).

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Patent Owner(s)

  • CISCO TECHNOLOGY, INC.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Alvarez, Daniel Pleasanton, US 16 242
Farinacci, Dino San Jose, US 46 2876
Sajassi, Ali San Ramon, US 130 3167
Zwiebel, John M Santa Cruz, US 6 320

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