Network communication device and operating method for a network mapping table

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11570103
APP PUB NO 20210266258A1
SERIAL NO

17024937

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Abstract

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A network communication device includes a plurality of ports, a memory, and a processor. The plurality of ports is configured to receive a packet. A memory is configured to store a first lookup table and a second lookup table. An entry of the first lookup table includes a flag field. An entry of the second lookup table includes an entry address of the first lookup table. The processor is coupled to the memory and the plurality of ports. The network communication device is configured to: analyze the packet by a software or hardware to obtain a source Media Access Control (MAC) address; obtain, according to the source MAC address of the packet, the entry of the first lookup table; read the flag field of the entry; and determine, according to the flag field, whether the entry is referred by the second lookup table.

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Patent Owner(s)

  • REALTEK SEMICONDUCTOR CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ding, Jun-An Zhubei, TW 2 0
Sheu, Jeong-Fa Taoyuan, TW 8 7
Yang, Chia-Jui Taipei, TW 3 0

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