Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
July 29, 2008
Patent Application Number
11045427
Date Filed
January 31, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
A packet forwarding apparatus wherein a routing control packet received from a network is forwarded to both active and standby routing modules, the standby routing module executes predetermined routing control information processing and sends identification information of the routing control packet to the active routing module, the active routing module executes predetermined routing control information processing, returns a response packet to a sender of the routing control packet, and determines a state of the standby routing module depending on whether an internal control packet has been received from the standby routing module and its contents.
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