Method and system for router redundancy in a wide area network

Details Method and system for router redundancy in a wide area network Method and system for router redundancy in a wide area network

2007-07-24

2007-07-24

Phunkulh, Bob A. (Department: 2616)

Multiplex communications

Fault recovery

Bypass an inoperative switch or inoperative element of a...

C370S219000, C370S328000, C370S401000

Reexamination Certificate

active

10162776

ABSTRACT:
A method for selecting an active router in a communication device includes providing multiple routers in the device, coupling the routers to a single physical link, monitoring a status for each of the routers, and selecting one of the routers as an active router by positioning its corresponding relay.

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patent: WO 01/22686 (2001-03-01), None
International Search Report in International Application No. PCT/US 03/10500, dated Jun. 25, 2003, 7 pages.

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