private void CreateInternalServer()
{
InternalSocketServer = CreateSocketServer();
InternalSocketServer.Bind(new IPEndPoint(IPAddress.Loopback, 0));
InternalSocketPort = ((IPEndPoint)(InternalSocketServer.LocalEndPoint)).Port;
HttpProxyURL = new Uri($"http://127.0.0.1:{InternalSocketPort}");
InternalSocketServer.Listen(512);
InternalSocketServer.BeginAccept(new AsyncCallback(AcceptCallback), null);
}