Method for performing lawfully-authorized electronic...

Details Method for performing lawfully-authorized electronic... Method for performing lawfully-authorized electronic...

2006-12-19

2006-12-19

Patel, Ajit (Department: 2616)

Multiplex communications

Pathfinding or routing

Switching a message which includes an address header

C370S432000

Reexamination Certificate

active

07151772

ABSTRACT:
Lawfully-authorized electronic surveillance is performed. A call associated with a first party to be surveilled is verified, on a per-call basis. Packets associated with the call are multicast to a second party and to a surveillance receiver.

REFERENCES:
patent: 5610905 (1997-03-01), Murthy et al.
patent: 5710971 (1998-01-01), Armbruster et al.
patent: 6078648 (2000-06-01), Albers et al.
patent: 6229887 (2001-05-01), Albers et al.
patent: 6614781 (2003-09-01), Elliott et al.
patent: 6757290 (2004-06-01), Kalmanek et al.
Federal Communications Commission, FCC News, “FCC Adopts CALEA Technical Standards”, Nov. 16, 1999, pp. I-3.
Eric Baer, Federal Communication Commission, FCC 99-229, Aug. 31, 1999, pp. 1-37.
Eric Baer, Federal Communication Commission, FCC 99-230, Aug. 31, 1999, pp. 1-71.

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