网络测试

        /// <summary>
        /// 网络测试
        /// </summary>
        private void TestNet( )
        { 
            //远程服务器IP
            string ipStr = "192.168.0.8";
            //构造Ping实例
            Ping pingSender = new Ping();
            //Ping 选项设置
            PingOptions options = new PingOptions();
            options.DontFragment = true;
            //测试数据
            string data = "";
            byte[] buffer = Encoding.ASCII.GetBytes(data);
            //设置超时时间
            int timeout = 120;
            //调用同步 send 方法发送数据,将返回结果保存至PingReply实例
            PingReply reply = pingSender.Send(ipStr, timeout, buffer, options);


            string lst_PingResult = string.Empty;
            if (reply.Status == IPStatus.Success)
            {
                lst_PingResult = lst_PingResult+ ("答复的主机地址：" + reply.Address.ToString())+"
";
                lst_PingResult = lst_PingResult + ("往返时间：" + reply.RoundtripTime) + "
";
                lst_PingResult = lst_PingResult + ("生存时间（TTL）：" + reply.Options.Ttl) + "
";
                lst_PingResult = lst_PingResult + ("是否控制数据包的分段：" + reply.Options.DontFragment) + "
";
                lst_PingResult = lst_PingResult + ("缓冲区大小：" + reply.Buffer.Length) + "
";
            };
        }