connected through vpn but cant browse any site..

[fezar.fz]

hey guys. i connected internet through vpn few days ago, it worked really nice but couple of days ago it isnt working anymore. like vpn is connected but i cant browse anything..please any suggestions??


is there a possibility dat internet can be blocked on operating systems?? like on xp net works fine but on ubuntu it connects but i cant browse..really need help ryt now