C#刷新DNS

using (System.Diagnostics.Process process = new System.Diagnostics.Process())
{
System.Diagnostics.ProcessStartInfo startInfo = new System.Diagnostics.ProcessStartInfo();
startInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden;
startInfo.FileName = "cmd.exe";
startInfo.Arguments = "ipconfig /flushdns";
process.StartInfo = startInfo;
process.Start();
}