Message-based communications

Details Message-based communications Message-based communications

2011-02-08

2011-02-08

Yao, Kwang B (Department: 2473)

Multiplex communications

Pathfinding or routing

Store and forward

Reexamination Certificate

active

07885284

ABSTRACT:
A method of communicating information between an intermediate element and a source element in a message-based communications system is provided where request and response messages being are sent via an intermediate element arranged to forward the messages to the appropriate element The method includes, at the intermediate element: prior to forwarding a received request message: determining the presence, in the received request message, of an indication of the information to be communicated and where present, adding a temporary identifier associated with the intermediate element to the message in such a way that the temporary identifier is included in the corresponding response message; and prior to forwarding a received response message: determining the presence of a temporary identifier associated with the intermediate element and, where present, replacing the temporary identifier with the information to be communicated to the source element.

REFERENCES:
patent: 6678264 (2004-01-01), Gibson
patent: 2004/0249891 (2004-12-01), Khartabil et al.
patent: 2005/0154872 (2005-07-01), McGrew
patent: 2005/0202836 (2005-09-01), Schaedler et al.
patent: 2007/0142029 (2007-06-01), Willehadson et al.
Camarillo, “Compressing the Session Initiation Protocol (SIP),” IETF Network Working Group, Request for Comment 3486, No. RFC3486, Feb. 2003, 10 Sheets.

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