Method and network device for creating and deleting resources

  • US 8,638,750 B2
  • Filed: 07/27/2009
  • Issued: 01/28/2014
  • Est. Priority Date: 06/22/2007
  • Status: Active Grant
First Claim
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1. A mobility management network device comprising:

  • a receiver; and

    a transmitter configured to communicatively connect with the receiver,wherein, during a handover from a non-3rd Generation Partnership Project (non-3GPP) access system to a 3GPP access system,the receiver is configured to receive, from a user equipment (UE), an access request message for access the 3GPP access system; and

    the transmitter is configured to send a resource request message to a packet data network gateway (PDN GW) to create resources for the UE to be used in the 3GPP access system,wherein the access request message includes first handover indication information indicating that the access is a handover access;

    wherein, in response to the first handover indication information being included in the access request message, the resource request message is configured to include second handover indication information, which indicates that the resource request message is caused by a handover access; and

    wherein the second handover indication information is configured to be carried by an indication flag of the resource request message, the indication flag including one of a handover indication flag, a create type flag which is set to be handover create, and cause flag which is set to be handover cause.

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