命令行方式下快速修改本地或远程端口（telnet termsrv w3svc smtp iis ftp ）
Reg add “\\ip\ HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp” /v portnumber
/t reg_dword /d 123 /f
reg add "\\ip\ HKLM\SOFTWARE\Microsoft\TelnetServer\Defaults” /v telnetport /t reg_dword /d 123
Reg add "\\ip\HKLM\SYSTEM\CurrentControlSet\Control\ServiceProvider\ServiceTypes\W3SVC” /v tcpport
/t reg_dword /d 123 /f
Reg add "\\ip\HKLM\SYSTEM\CurrentControlSet\Control\ServiceProvider\ServiceTypes\SMTPSVc” /v tcpport
/t reg_dword /d 123 /f
Reg add "\\ip\HKLM\SYSTEM\CurrentControlSet\Control\ServiceProvider\ServiceTypes\MSFTPSVC” /v tcpport
/t reg_dword /d 123 /f
Reg add "\\ip\HKLM\SYSTEM\CurrentControlSet\Control\ServiceProvider\ServiceTypes\ Microsoft Internet Information Server” /v tcpport
/t reg_dword /d 123 /f
若显示Error: The network path was not found.
则说明对方没有开启Remote Registry Service服务
可用一下命令：net start remoteregistry