You download Hamachi , a programm which connects with network of the others and you see if GA is online,then you know if server on-> only think you do is to download it and make an account on this PC ... then you Join The Network by click -> NetWork -> Join A New Network and you write the ID and pass of hamachi , maybe the channels you choose are FULL only think you should do is see if the server get more channels ..For Example ID:Metin2PServer Pass:12345 (full) Metin2PServer1 Pass:12345 maybe you can log xD
hope i helped ya