Communication control unit and communication control method...

Details Communication control unit and communication control method... Communication control unit and communication control method...

2002-07-09

2009-02-03

Winder, Patrice (Department: 2145)

Electrical computers and digital processing systems: multicomput

Computer-to-computer protocol implementing

C709S204000, C709S238000

Reexamination Certificate

active

07487251

ABSTRACT:
A multicast processing section constructs, when it is determined that a received packet is a packet on a multicast packet and multicast group management protocol, a table showing a correlation between a host device and a multicast group in a port number-multicast physical address correlation storing section as well as in a multicast router-connected port storing section according to the received packet, and controls to transfer a packet for each multicast group between a multicast router and host devices according to the table.

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Fenner, “RFC 2236. Internet Management Group Protocol, Version 2” Nov. 30, 1997, XP002230720, pp. 1-24.
Notice of Rejection mailed Aug. 7, 2007, from the corresponding Japanese Application.

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