Patent ID: 8437743
Filing Date: 2013-05-07
Classification: H04L,H04W

Abstract:
1. A method in an Access Network Discovery and Selection Function (ANDSF) node, the ANDSF node being included in a radio telecommunications network and configured to distribute Closed Subscriber Group (CSG) information in the radio telecommunications network, the CSG information including an Allowed CSG List of a first user equipment and cell information indicating a position of a radio cell providing controlled access according to the Allowed CSG List, wherein the Allowed CSG List indicates that the first user equipment is allowed to access the radio cell, the method comprising: retrieving the Allowed CSG List of the first user equipment from a CSG Database over a first network interface between the ANDSF node and the CSG Database; triggering the first user equipment to establish a connection to the ANDSF node over a second network interface between the ANDSF node and the first user equipment; setting up the connection to the first user equipment; receiving the cell information indicating the position of the radio cell providing controlled access; sending the Allowed CSG list to the first user equipment over the set up connection, and sending the cell information to the first user equipment, a second user equipment within the radio telecommunications network, or both.