protected override void PrepareService(Win32RpcServer service, Guid iid)
 {
     service.AddProtocol(RpcProtseq.ncacn_ip_tcp.ToString(), PortNumber.ToString());
     service.AddAuthWinNT();
 }
 protected override void PrepareService(Win32RpcServer service, Guid iid)
 {
     base.PrepareService(service, iid);
     service.AddAuthWinNT();
 }