gotta fix internetconnectioproblem through dos

Subject:

Type your comments in the box below and SUBMIT:
: Hello, after I came back from a lanparty, my internet have been acting all strange... : When im trying to log on to our password connected network, im gettin an error message. : Anyway, I get to know I had to change the cryptatingmethod, and from someone else I found out im doing that in DOS, so, I was wondering if anyone could help me with how to do that.. : Thanks :)