Joint IP/optical layer restoration after a router failure

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United States of America Patent

PATENT NO 9705590
SERIAL NO

14693160

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Abstract

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A method and system for providing joint IP/Optical Layer restoration mechanisms for the IP over Optical Layer architecture, particularly for protecting against router failure within such architecture, includes any one of plural node elements participating in the detection and restoration of the joint IP/Optical Layer architecture upon the failure of a router in one of the nodes. The plural node elements may include, but are not limited to, one of plural routers and an optical cross-connect.

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Patent Owner(s)

  • AT&T INTELLECTUAL PROPERTY II, L.P.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chiu, Angela L Holmdel, US 16 345
Strand, John Lester Nashua, US 11 106

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