have a network gaming center and my I.T manager has left the center, and my network has been stacked with kido virus i guess because a auotorun has been in every PC, and i have to format it all again, but when i format one of them and i connected to the lan line, it work but when i wanna go to enternet it been like there is no network on it,
so pls if any one can help me just connect me.
i'm new to deal with Mikrotik at all and with that u can explane it to me step by step like a new configuration with the picture

how is your network setup and how do you get internet? wireless or adsl