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Method and system for controlling attacks on distributed network address translation enabled networks

  • US 7,028,335 B1
  • Filed: 08/27/1999
  • Issued: 04/11/2006
  • Est. Priority Date: 03/05/1998
  • Status: Expired due to Term
First Claim
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1. A method for distributed network address translation with security, comprising the following steps:

  • providing a first network device and a second network device on a first network;

    negotiating and establishing a security association between the first network device and a third network device on a second network external to the first network, the second network device being positioned between the first network device and the third network device;

    specifying an external address of the third network device for the security association;

    storing the external address in a table on the second network device; and

    mapping at least one of an internal address and a security value to the external address in the table.

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