Network system having broadcast suppression function
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Nov 9, 2006
app pub date -
Jul 28, 2005
filing date -
Mar 30, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A layer 2 switch includes a first control unit for, when receiving a frame broadcast-transferred in a layer 2 switch located on a transmission source terminal side, if a destination MAC address included in the frame has already been learned and a transmission source MAC address has not been learned, transmitting a virtual response frame supposing a response frame to be originally transmitted from a destination terminal, from a port that has received the frame, and a second control unit for discarding the virtual response frame received from a layer 2 switch located on the destination terminal side.
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