C#winform修改IP,dns

 /// 將IP，DNS設置爲自動獲取
        ///
        private void setDHCP()
        {
            string  _doscmd = "netsh interface ip set address 本地鏈接 DHCP";
            Process p = new Process();
            p.StartInfo.FileName = "cmd.exe";
            p.StartInfo.UseShellExecute = false;
            p.StartInfo.RedirectStandardInput = true;
            p.StartInfo.RedirectStandardOutput = true;
            p.StartInfo.RedirectStandardError = true;
            p.StartInfo.CreateNoWindow = true;
            p.Start();
            p.StandardInput.WriteLine(_doscmd.ToString());
            _doscmd = "netsh interface ip set dns 本地鏈接 DHCP";
            p.StandardInput.WriteLine(_doscmd.ToString());
            p.StandardInput.WriteLine("exit");
        }

        ///         /// 設置IP地址，掩碼，網關等         ///         private void setIPaddress()         {             string _ipaddress = "192.168.111.222";             string _submask = "255.255.255.0";             string _gateway = "192.168.111.1";             string _dns1 = "123.1.11.1";                        string  _doscmd = "netsh interface ip set address 本地鏈接 static " + _ipaddress + " " + _submask + " " + _gateway + " 1";             Process p = new Process();             p.StartInfo.FileName = "cmd.exe";             p.StartInfo.UseShellExecute = false;             p.StartInfo.RedirectStandardInput = true;             p.StartInfo.RedirectStandardOutput = true;             p.StartInfo.RedirectStandardError = true;             p.StartInfo.CreateNoWindow = true;             p.Start();             p.StandardInput.WriteLine(_doscmd.ToString());             _doscmd = "netsh interface ip set dns 本地鏈接 static " + _dns1;             p.StandardInput.WriteLine(_doscmd.ToString());                                 p.StandardInput.WriteLine("exit");         }