端口转发

windows

netsh interface portproxy add v4tov4 listenaddress=1.12.xx.xx listenport=52993 connectaddress=imap.exmail.qq.com connectport=993

取消端口转发
netsh interface portproxy delete v4tov4 listenaddress=1.12.xx.xx listenport=52993

查看端口转发
netsh interface portproxy show v4tov4