Relay device

Multiplex communications – Pathfinding or routing – Switching a message which includes an address header

Reexamination Certificate

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Reexamination Certificate

active

07352757

ABSTRACT:
In a relay device which load balances or provides redundancy, a monitoring portion monitors states of other relay devices belonging to the same group, and a load balancing receiver load balances receiving packets with the other relay devices or provides redundancy based on the states of the other relay devices. Also, whether or not to relay packets is determined based on a group table preset.

REFERENCES:
patent: 5491692 (1996-02-01), Gunner et al.
patent: 6493318 (2002-12-01), Bare
patent: 7016306 (2006-03-01), Alapuranen et al.
patent: 7209435 (2007-04-01), Kuo et al.
patent: 2004/0053624 (2004-03-01), Frank et al.
patent: 2004/0064583 (2004-04-01), Dani et al.
patent: 2004/0071087 (2004-04-01), Siev et al.
patent: 6-037865 (1994-02-01), None
patent: 11 136290 (1999-05-01), None
patent: 2001-211204 (2001-08-01), None
Notification of Reason(s) for Refusal dated Jun. 5, 2007, from the corresponding Japanese Application.

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