MCC 2011

How to add an application to the firewall exception using C#
This code will help add a given  application to the firewall exception

  private static void AddAppToFireWall(string ruleName,string applicationPath)
        {
            string command = string.Format("AdvFirewall Firewall add rule name={0} dir=in program={1}  remoteip=localsubnet action=allow",
                ruleName,
                applicationPath); 
            Process.Start(new ProcessStartInfo(@"C:\Windows\System32\netsh.exe",command));
        }