Patent ID: 7706788
Filing Date: 2010-04-27
Classification: H04L,H04W

Abstract:
1. A method for giving to at least one user access to a respective home operator over a communication network, said access being via an access network and through any of a plurality of supported visited networks, wherein at least one of said supported visited networks comprises a proxy/relay agent for those authentication requests that must be forwarded towards an identified operator and a redirect agent for those authentication requests that have an unknown realm, whereby said at least one user is given the possibility of selecting one of said supported visited networks as the path for reaching said respective home operator, the method further comprising: receiving from said at least one user, user credentials at said access network, wherein the user credentials comprise a realm-identification component; forwarding said user credentials to an authentication function at said access network; and searching in a routing table for a realm identified by the realm-identification component, wherein when the realm is not included in the routing table, further performing the steps of: forwarding to the operator identified by said identifier a user's authentication request.