[Serusers] How to disconnect the loggedin user

Hi, All I have soem queries here How can i disconnect the logged in user ... is there any trigger by which .. i can disconnect him after say 5 min ? Secondly is there any way by which i can findout the distance at two ends ? How can i set the calling standard like G711 or G723 or G726 .. is there any setting i need to do in ser.cfg ? I mean use should stick to that standard only .. even if they try to change .. ( silly question ) I want to test the voice mail feature .. how can i test ? say if use is not accepting the call then voice mail should get active .......... etc etc . How can i add my contactes in to my MSN Messanger 5.1? because it gives error which say no contact found :( Regards Manoj , __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com