Salut!
Creca nai Net framework 3.5 sau 4.
De acolo creste viteza la net in asa fel incat sa joci in metin2 fara probleme de conexiune la server.
Imi dai un link te rog si iti dau funda
Framework 4.
http://www.microsoft.com/en-us/download/details.aspx?id=17851
Si framework 3.5
http://www.microsoft.com/en-us/download/details.aspx?id=21