METHOD FOR THE ROUTING AND CONTROL OF PACKET DATA TRAFFIC IN A COMMUNICATION SYSTEM

摘要

The invention relates to a method, which comprises initiating the establishment of a security association between a client node and a gateway node. User data is obtained from an authentication server and the user is authenticated. Authorization is obtained for the user for certain network services from a separate authorization node. An authorized address is provided to the client node. The authorization is checked by the gateway node for the allowing outbound packets to specific destinations.