Method and system for registering and automatically...

Details Method and system for registering and automatically... Method and system for registering and automatically...

2005-01-11

2005-01-11

Nguyen, Brian (Department: 2661)

Multiplex communications

Pathfinding or routing

Combined circuit switching and packet switching

C370S395520, C713S155000, C709S227000

Reexamination Certificate

active

06842449

ABSTRACT:
A method and system for registering and automatically retrieving digital-certificates in voice over Internet protocol (VOIP) communications. In accordance with an embodiment of the present invention, the method includes receiving a digital voice call setup request with an associated caller certificate from a caller and determining a location of a called party identified in the digital voice call setup request. The method also includes transmitting the digital voice call setup request with the caller certificate to the called party and receiving a called party acceptance message. The method further includes verifying the called party acceptance message and transmitting the called party acceptance message and a called party certificate to the caller.

REFERENCES:
patent: 20020112187 (2002-08-01), Dalton et al.
patent: 20020129236 (2002-09-01), Nuutinen
patent: 20020184182 (2002-12-01), Kwan
patent: 20030031165 (2003-02-01), O'Brien
patent: 20030061356 (2003-03-01), Jason

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