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Network system using a firewall dynamic control method

DC CAFC
  • US 6,643,778 B1
  • Filed: 03/30/1999
  • Issued: 11/04/2003
  • Est. Priority Date: 10/23/1998
  • Status: Expired due to Term
First Claim
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1. A network system using a firewall dynamic control method, comprising:

  • a first Intranet and a second Intranet connected to each other with the internet as a base;

    a first dynamic proxy server for forming a firewall to protect said first Intranet;

    a second dynamic proxy server for forming a firewall to protect said second Intranet;

    a remote access terminal connected to said first Intranet;

    a first object directory server provided within said first Intranet for judging whether a service requested by said remote access terminal is provided in said first Intranet or is provided in said second Intranet; and

    a second object directory server provided within said second Intranet to dynamically install a service proxy in said second dynamic proxy server when said service is provided in said second Intranet;

    wherein said first object directory server comprises a first local site reference section that stores services provided in said first Intranet and a remote site reference section that makes requests for searches of services provided in said second Intranet to said second dynamic proxy server.

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