Packet transfer apparatus connectable with mobile terminals

Details Packet transfer apparatus connectable with mobile terminals Packet transfer apparatus connectable with mobile terminals

2003-02-03

2008-03-04

Chan, Wing (Department: 2619)

Multiplex communications

Pathfinding or routing

Switching a message which includes an address header

Reexamination Certificate

active

07339931

ABSTRACT:
A packet transfer apparatus connected to an internal subnetwork formed by a set of broadcast segments each accommodating terminals and for transferring, when a MAC frame including a IP address which designates a destination terminal connected to one of the segments is received from a terminal connected to another segment in the internal subnetwork, an IP packet in the MAC frame to the segment connected to the destination terminal in accordance with a terminal management table which indicates a relation of address information of each of the terminals belonging to the internal subnetwork and the segment to which the terminal is connected.

REFERENCES:
patent: 6118771 (2000-09-01), Tajika et al.
patent: 2005/0090262 (2005-04-01), Hamano et al.
patent: 2002-135289 (2000-10-01), None
David C. Plummer, “An Ethernet Address Resolution Protocol or Converting Netwrk Protocol Addresses to 48 bit Ethernet Address for Transmission on Ethernet Hardware”, Network Working Group, (Dec. 2002), pp. 1-9.

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