Frame relay apparatus and route learning method

Details Frame relay apparatus and route learning method Frame relay apparatus and route learning method

2009-02-03

2011-11-22

Scheibel, Robert (Department: 2467)

Multiplex communications

Pathfinding or routing

Switching a message which includes an address header

C370S401000, C709S238000

Reexamination Certificate

active

08064456

ABSTRACT:
A frame relay apparatus includes an acquisition unit for acquiring a frame from an input port connected to a first subnet, a setting unit for setting an output port corresponding to a destination of the frame acquired by the acquisition unit, an assignment unit for assigning, to the frame, a flag indicating whether the output port of the frame set by the setting unit is connected to a second subnet, and a registration unit for storing the flag assigned to the frame by the assigning unit as well as a source address of the frame acquired by the acquisition unit and a port number in a learning table for storing a correspondence between an address and the port number.

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