Dynamic IP address update

  • US 20060168164A1
  • Filed: 01/07/2005
  • Published: 07/27/2006
  • Est. Priority Date: 11/05/2004
  • Status: Active Grant
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First Claim
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1. In a messaging system, a method of efficiently maintaining a domain name server record for a domain name with a dynamic IP address by utilizing the domain name'"'"'s message server in periodically determining when an IP address has changed, the method including acts of:

  • identifying a domain name corresponding to a message server;

    sending a connection request addressed to the domain name;

    after a predetermined time without receiving the connection request at the message server, determining that an IP address corresponding to the domain name has changed;

    determining a new IP address corresponding to the domain name;

    sending the new IP address to a server for updating one or more DNS records that map the domain name to an IP address such that messages are appropriately routed to the message server.

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  • 2 Assignments

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