Patent ID: 8254313

Claim:
A method of redirecting a mobile station to at least one public mobile network accessible via an unlicensed access network, comprising the steps of: establishing a connection between a mobile station and an unlicensed access network controller, said unlicensed access network controller arranged to serve a public mobile network; said access network controller receiving a registration request from said mobile station, said registration request including information indicative of the location of said mobile station; and said access network controller compiling a registration redirect message for transmission to said mobile station, said registration redirect message including information for identifying public land mobile networks available for access at the location of said mobile station, said information further identifying for each identified public mobile network at least one unlicensed access network controller adapted to serve said public mobile network; wherein said information further includes for each identified public mobile network and serving unlicensed access network controller an operation mode supported by said unlicensed access network controller, said operation mode indicative of the interface used for communication between said unlicensed access network controller and the public mobile network it serves.