Make sure you've connected your phone through the PC Suite
Your-Freedom Server Address: ems09.your-freedom.de
Connection Mode: HTTP
On the OPTIONS below where you mark things like automatically switch server, just mark only no 3,5, 6, 7 and don't mark no 1, 2, 4 and 8.
Go to proxy settings: leave proxy address & proxy port empty then change proxy
username: internet and
password: internet t
then you Save and Exit.
Remember that all former settings remains same.... enjoy it.