Multiplex communications – Pathfinding or routing – Switching a message which includes an address header
Reexamination Certificate
2008-04-15
2008-04-15
Pham, Chi (Department: 2616)
Multiplex communications
Pathfinding or routing
Switching a message which includes an address header
C370S389000, C370S428000
Reexamination Certificate
active
10116274
ABSTRACT:
A packet switch interfacing between a WAN and a LAN accommodating a terminal includes an address table storing a relation between an address of the terminal and an input port receiving a packet transmitted from the terminal, and an address learning unit for storing in the address table the relation between the source address of the received packet and the input port receiving the received packet. Further the packet switch includes a SW unit for effecting control to transmit the received packet according to whether or not stored in the address table, and then transmit the received packet to the WAN when a packet having a source address identical with the destination address of the received packet has not been received from the LAN.
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Katten Muchin & Rosenman LLP
Mew Kevin
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