Enter the login page of your FRITZ!Box (http://routerip mostly http://fritz.box) and enter the password.
Maybe you have to click on “Settings” in the overview of your routers webinterface.
[[[HSRC]]] [[[STEP]]] [[[REQUEST]]] POST /upnp/control/WANIPConn1 HTTP/1.1 Host: %%%routerip%%%:49000 Content-Type: text/xml; charset="utf-8" SoapAction:urn:schemas-upnp-org:service:WANIPConnection:1#ForceTermination <?xml version='1.0' encoding='utf-8'?> <s:Envelope s:encodingStyle='http://schemas.xmlsoap.org/soap/encoding/' xmlns:s='http://schemas.xmlsoap.org/soap/envelope/'> <s:Body> <u:ForceTermination xmlns:u='urn:schemas-upnp-org:service:WANIPConnection:1' /> </s:Body> </s:Envelope> [[[/REQUEST]]] [[[/STEP]]] [[[/HSRC]]]