Multiplex communications – Pathfinding or routing – Switching a message which includes an address header
Reexamination Certificate
2011-04-12
2011-04-12
Wu, Daniel (Department: 2612)
Multiplex communications
Pathfinding or routing
Switching a message which includes an address header
C370S216000, C370S248000
Reexamination Certificate
active
07924835
ABSTRACT:
A method of multicast transmission in a communication network by using IGMP protocol, to a plurality of IGMP-equipped hosts serving end customers of the network, the method comprises:—using IGMP protocol to request receipt of information along a multicast channel, by a particular end customer;—adding the end customer to a multicast group including, upon adding said particular end customer, at least one of the end customers;—delivering information along the multicast channel to the end customers belonging to the multicast group, and in response to the request, ensuring for the particular end customer access to information delivered along the multicast channel by transmitting to that end customer access data, which includes: churning information indicative of a multicast churning key and/or service information, and/or a combination thereof.
REFERENCES:
patent: 5812552 (1998-09-01), Arora et al.
patent: 6816966 (2004-11-01), Gupta et al.
patent: 2002/0021662 (2002-02-01), Heyningen et al.
patent: 2002/0110245 (2002-08-01), Gruia
patent: 2002/0150097 (2002-10-01), Yen et al.
patent: 2003/0125040 (2003-07-01), Walton et al.
patent: 2004/0120326 (2004-06-01), Yoon et al.
patent: 2004/0133920 (2004-07-01), Kim et al.
patent: 2008/0144622 (2008-06-01), Platnic
patent: 200302642 (2003-08-01), None
“RFC 2236 (RFC2236)” RFC 2236—Internet Group Management Protocol, Version 2, W. Fenner Xerox PARe; Copyright (C) The Internet Society (1997). All Right Reserved. Nov. 1997.
Thomas Hardjono et al., “The multicast Group Security Architecture; draft-ietf-msec-arch-05.txt;”, IETF Standard-working-Draft, Internet engineering task force, IETF, CH, vol. msec, No. 5, Jan. 2004.
Cain Cereva Networks S. Deering et al., “Internet Group Management Protocol, Version 3; rfc3376.txt” IETF Standard, Internet Engineering Task Force, IEFT, CH, Oct. 2002.
Browdy and Neimark PLLC
ECI Telecom Ltd
Ott Frederick
Wu Daniel
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