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Method for preventing ethernet from being attacked

  • US 20070274311A1
  • Filed: 08/27/2004
  • Published: 11/29/2007
  • Est. Priority Date: 10/30/2003
  • Status: Active Grant
First Claim
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1. A method for preventing Ethernet from being attacked, comprising:

  • establishing and storing a fixed map between a port and a hardware address of a terminal device, then forwarding a data packet according to the fixed map after an Ethernet communication device detects a new connection between the port and the terminal device and receives a data packet from the terminal device; and

    deleting the fixed map after the Ethernet communication device detects a disconnection between the port and the terminal device.

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