USING WLAN FOR MEDIA TRANSPORT IN CELLULAR MOBILE NETWORKS

摘要

The invent ion relates to a method of operating a telecommunication network for setting up a call between a first and a second WLAN-enabled mobile terminal. The telecommunication network comprising a first switching node, a second switching node, a gateway switching node, a first WLAN AP serving said first WLAN-enabled mobile terminal and a second WLAN AP serving said second WLAN-enabled mobile terminal. The first and second WLAN AP insert LMT indications into for example DTAP Setup messages, indicating that media transfer may take place directly from the WLAN APs.