傳送資訊到指定電腦的xx連接埠

傳送資訊到指定電腦的xx連接埠,由服務來檢測執行相關操作。

注意引用命名空間：using System.Net;
using System.Net.Sockets;

#region 發送資料

         public static void Send(HttpContext context)

         {            

              UdpClient SendUdp = new UdpClient ( ) ;

              string ip = context.Request.ServerVariables["HTTP_HOST"];

              string port = "8000";

              IPAddress remoteIP ;

              //判斷IP地址的正確性

              try

              {

                   remoteIP = IPAddress.Parse ( ip );

             

              }

              catch

              {                 

                   return ;

              }

              try

              {

                   IPEndPoint remoteep = new IPEndPoint ( remoteIP, int.Parse(port) ) ;

                   Byte [] buffer = null ;

                   Encoding enc = Encoding.Unicode ;

                   string str="a";

                   buffer = enc.GetBytes ( str.ToCharArray ( ) ) ;

                   //傳送資訊到指定電腦的8000連接埠號碼

                   SendUdp.Send ( buffer , buffer.Length , remoteep ) ;

                   //關閉UDP網路服務

                   SendUdp.Close () ;

              }

              catch

              {

                   return;

              }

 

         }

 

         #endregion