Patent ID: 8804698

Claim:
A method for operation of a serving call session control function server, comprising: storing a plurality of records, each record corresponding to a respective one of a plurality of internet protocol multimedia services terminals associated with a user, the plurality of records indicating an order of the internet protocol multimedia services terminals for attempting to establish a communication link with the user, each record indicating a media capability describing a type of media communication a corresponding internet protocol multimedia services terminal can receive; authenticating the user by tracking a user registration using a third party registration and subscribing by the application server to a registration event; receiving an input from an application server indicating a first request from the user to change a first type of media capability of a particular record in the plurality of records to a second type of media capability and a second request from the user to create a different order for attempting to establish the communication link; changing the particular record according to the first request, the particular record changed to indicate the second type of media capability that describes a first type of media communication; and excluding an internet protocol multimedia services terminal that corresponds with the particular record from attempts to establish a communication link, according to the different order, for a second type of media communication different than the first type of media communication.