06101188 is referenced by 79 patents and cites 5 patents.

The object of the present invention is to accommodate physical segments of LANs into a switching hub substituting them for virtual LANs without modifying software of terminals or setting of the terminal and provide a routing function of the third layer without deteriorating the degree of freedom in virtual LAN setting of the switching hub. The internetworking router of the present invention includes LAN controlling means 1, packet memory 2, bridge processing means 3, table memory 4, routing processing means 5, table memory 6, free buffer queue 7, reception buffer queue 8 and transmission buffer queue 9 between LAN controlling means 1 and bridge processing means 3, and reception buffer queue 10 and transmission buffer queue 11 between bridge processing means 3 and routing processing means 5. Table memory 4 includes bridge group table 41 and address learning tables 42.sub.1 to 42.sub.n. Table memory 6 includes routing table 61 and ARP table 62.

Title
Internetworking router
Application Number
8/927092
Publication Number
6101188
Application Date
September 10, 1997
Publication Date
August 8, 2000
Inventor
Akihiko Akitaya
Tokyo
JP
Minoru Sekine
Tokyo
JP
Agent
Young & Thompson
Assignee
NEC Corporation
JP
IPC
H04L 12/56
H04L 12/66
H04L 12/28
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