用net2.0 实现ping功能

用net2.0 实现ping功能

/*
*
* User: 张健滢
* Date: 2005-12-18
* Time: 22:20
*
*
*/
using System;
using System.Security.Cryptography;
using System.Net.NetworkInformation;//新增加的名称空间
using System.Text;

namespace Demo
{
    class MainClass
    {
        Ping _ping=new Ping();
        public static void Main(string[] args)
        {
            MainClass C=new MainClass();
            C.DisPlay("www.csdn.net");           
            C.DisPlay("jsj.hnhgzy.com");   
        }

        private  void DisPlay(string Source){
            try{
            //超时找不到抛出错误
            PingReply traget=_ping.Send(Source);

            //判断连接状态               
            if     (traget.Status == IPStatus.Success){

                StringBuilder output=new StringBuilder();       
               
                output.Append("地址: "+traget.Address.ToString());
                output.AppendLine();//换行，这个也是net2.0新增加的方法哦
                output.Append("连接状态: "+traget.Status.ToString());
                output.AppendLine();
                output.Append("响应时间: "+traget.RoundtripTime.ToString("N"));               
                Console.WriteLine(output );
            }
            }catch(System.Net.NetworkInformation.PingException e)
            {
                Console.WriteLine("System.Net.NetworkInformation.PingException" );
                Console.WriteLine(e.Message);
            }
   
           
       
        }
       
    }
}