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ANYCAST ROUTING METHOD AND APPARATUS FOR SUPPORTING SERVICE FLOW IN INTERNET SYSTEM

  • US 20080080513A1
  • Filed: 09/26/2007
  • Published: 04/03/2008
  • Est. Priority Date: 09/29/2006
  • Status: Abandoned Application
First Claim
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1. An anycast routing method for guaranteeing a service flow transmitting to at least one of servers in a group in an in a terminal of an IPv6 (Internet protocol version 6) Internet system, comprising:

  • requesting an anycast service to at least one of the servers;

    receiving a packet including an unicast address in a destination option header as a response for the anycast service request from at least one of the servers;

    storing the unicast address in an anycast cache; and

    transmitting a packet through an unicast routing operation using the unicast address stored in the anycast cache if data to transmit to the service flow is received from an application.

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