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public static string CmdPing(string strIp)
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{
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Process p = new Process();
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p.StartInfo.FileName = "cmd.exe";
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p.StartInfo.UseShellExecute = false;
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p.StartInfo.RedirectStandardInput = true;
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p.StartInfo.RedirectStandardOutput = true;
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p.StartInfo.RedirectStandardError = true;
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p.StartInfo.CreateNoWindow = true;
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string pingrst;
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p.Start();
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p.StandardInput.WriteLine("ping -n 1 " + strIp);
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p.StandardInput.WriteLine("exit");
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string strRst = p.StandardOutput.ReadToEnd();
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if (strRst.IndexOf("(0% loss)") != -1)
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pingrst = "连接";
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else if (strRst.IndexOf("Destination host unreachable.") != -1)
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pingrst = "无法到达目的主机";
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else if (strRst.IndexOf("Request timed out.") != -1)
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pingrst = "超时";
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else if (strRst.IndexOf("Unknown host") != -1)
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pingrst = "无法解析主机";
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else
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pingrst = strRst;
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p.Close();
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return pingrst;
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}
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