Lobby disconections every 1-3mins

I tried almost everything but nothing seams to work , lobby keeps discoenctiong me despite if im not host i can play game normaly(asuming game starts fast enough before it happens again)

that error keeps apearing every 1-3 mins

Game ran as administration , enabled in firewall all ports to that aplication

8/12/2013 4:01 PM
System.IO.IOException: Unable to read data from the transport connection: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond. ---> System.Net.Sockets.SocketException: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond
at System.Net.Sockets.Socket.EndReceive(IAsyncResult asyncResult)
at System.Net.Sockets.NetworkStream.EndRead(IAsyncResult asyncResult)
--- End of inner exception stack trace ---
at System.Net.Sockets.NetworkStream.EndRead(IAsyncResult asyncResult)
at PlasmaShared.Connection.DataRecieveCallback(IAsyncResult res)

Once you determined which firewall/antivirus is the cause, you should definitely turn the other security stuff on again. Just saying.

Im not using any antyvirus becouse they mostly suck and spybot is all you may ever need