Access domain selection in communication network

Access domain selection in communication network

  • CN 101,690,084 B
  • Filed: 06/13/2008
  • Issued: 04/06/2016
  • Est. Priority Date: 06/15/2007
  • Status: Active Grant
First Claim
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1. the method for managing the access domain selection of user device access to IP multimedia subsystem network, described method comprises:

  • CSCF place in IP Multimedia System network, except the contact address of user, also store the signature be associated with the contact address of user, described signature is associated by with the contact address of user to during IP Multimedia System network registration user, and described signature instruction input field is circuit switched access domain, and comprises the address of mark IP Multimedia System centralized service application server;

    AndDescribed signature is sent to the access domain selection function in IP Multimedia System network, described signature will be access in territory selection function and be used for selecting input field.

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