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Your search returned 550 patents.
( 370/216 in Current US Classification )
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Patent IDTitleDate Filed
7054262 Line-level path protection in the optical layer March 26, 2004
7050392 In-order delivery of frames during topology change October 6, 2001
7046633 Router implemented with a gamma graph interconnection network July 12, 2001
7046619 Method and system for bi-directional path switched network November 6, 2001
7043662 Communication device that performs automatic failure recovery and automatic failure recovery method April 26, 2002
7043250 Systems and methods for forming and operating a communications network February 17, 2004
7042850 Focused link state advertisements November 9, 2001
7042833 Modem transmission over packet networks November 28, 2000
7039041 Operational support system for telecommunication services March 15, 2002
7039006 Board duplexing apparatus for asynchronous transfer mode switch and method of controlling the same October 26, 2001
7035205 Method and system for processing telecommunication signals December 23, 2002
7035203 Interconnection between telecommunication MS-SPRING and SNCP ring networks May 24, 2001
7035202 Network routing using link failure information March 16, 2001
7031263 Method and apparatus for network management system February 8, 2000
7027388 1+1 Mesh protection September 16, 2004
7027387 Vehicle active network with data redundancy August 31, 2001
7023794 Method and architecture for redundant SS7 deployment in a voice over IP environment February 11, 2002
7020814 Method and system for emulating a Fiber Channel link over a SONET/SDH path March 18, 2003
7020075 Communication stack June 13, 2001
7017102 Forward Error Correction (FEC) for packetized data networks May 31, 2002
7012887 Method for restoring diversely routed circuits May 8, 2001
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