windows端口转发
netsh interface portproxy add v4tov4 listenaddress=192.168.0.2 listenport=6020 connectaddress=172.22.31.20 connectport=22
netsh interface portproxy show all
pause
删除
netsh interface portproxy delete v4tov4 listenaddress=192.168.0.2 listenport=6020