Welcome to the world of vista.
Might sound hard but the network problems of Vista are a known problem in the whole world and all I can suggest is:
Go into admin account
execute maxide as admin (right click, run as administrator)
disable UAC until Vista SP1 is released
Might sound hard but the network problems of Vista are a known problem in the whole world and all I can suggest is:
Go into admin account
execute maxide as admin (right click, run as administrator)
disable UAC until Vista SP1 is released