A method and device for routing data packets of a wireless terminal device in a communication network. When Open system Authentication is used, the system operates similarly as the current Nokia Operator Wireless LAN system, in which the terminal device and the access controller are the parties involved...http://www.google.com/patents/US20040208151?utm_source=gb-gplus-sharePatent US20040208151 - Method and apparatus for authentication in a wireless telecommunications system
