System and method for establishing channels for a real time...

Details System and method for establishing channels for a real time... System and method for establishing channels for a real time...

2007-02-06

2007-02-06

Wiley, David (Department: 2143)

Multiplex communications

Pathfinding or routing

Combined circuit switching and packet switching

C709S217000

Reexamination Certificate

active

10077205

ABSTRACT:
A directory server provides a media session channel for communication of real time streaming media data from a remote client to a client served by an address translation firewall. The directory server includes a client registration module for receiving a registration datagram originated by the client, source network address and a source port number from the registration datagram, and providing a session signaling message from the remote client to the client utilizing the extracted source network address and source port number.

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Alan B. Johnston, SIP, Understanding The Session Initiation Protocol, 2001, pp. 0-52.

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