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Extensions to filter on IPv6 header

  • US 20050268332A1
  • Filed: 07/02/2004
  • Published: 12/01/2005
  • Est. Priority Date: 05/25/2004
  • Status: Abandoned Application
First Claim
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1. An network implementing at least one firewall for providing protection for at least one user or resource on the network, the network comprising:

  • at least one host system protected by the at least one firewall, the host system being configured to send and receive information from external host systems through the at least one firewall; and

    the at least one firewall comprising installation means for installing policy rules that are transmitted from at least one network entity to the at least one firewall, wherein the policy rules comprise an option field for allowing the at least one network entity to send additional information to the at least one firewall, the additional information relating to at least one type of information used in at least one of a Internet Protocol version 6 protocol or a mobile Internet Protocol version 6 protocol, wherein the at least one firewall optionally includes the additional information in the policy rules and thereafter uses the installed policy rules to filter traffic travelling through the firewall.

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