Patent Number: 8,797,839

Title: Signaling processor and link switching method

Abstract: A signaling processor has a message transfer part for a Layer 2 operable to notify a message transfer part for a Layer 3 of a signal indicative of stop (release) completion of a link being connected when it receives a response to a request for a link release process after detection of a failure of the link being connected and notification of the request for the link release process to a correspondent signaling processor and a message transfer part for the Layer 3 operable to perform a retrieval process of a received signal that has not been retrieved and has been stored in the message transfer part for the Layer 2 when it receives the signal indicative of stop (release) completion of the link.

Inventors: Matsumoto; Kouichi (Tokyo, JP)

Assignee: NEC Corporation

International Classification: G01R 31/08 (20060101); H04J 1/16 (20060101); H04J 3/14 (20060101); G06F 11/00 (20060101); G08C 15/00 (20060101); H04L 1/00 (20060101); H04L 12/28 (20060101); H04L 12/26 (20060101)

Expiration Date: 8/05/12018