::安装IPv6，XP或更低版本要安装，安装后不需要启用，win7及以上不需要
netsh interface ipv6 install

::添加端口转发 192.168.1.2:1433 => 192.168.1.3:1433
netsh interface portproxy add v4tov4 listenaddress=192.168.1.2 listenport=1433 connectaddress=192.168.1.3 connectport=1433

::添加端口转发 *:1433 => 192.168.1.3:1433 不设置listenaddress
netsh interface portproxy add v4tov4 listenport=1433 connectaddress=192.168.1.3 connectport=1433

::删除端口转发 192.168.1.2:1433
netsh interface portproxy delete v4tov4 listenaddress=192.168.1.2 listenport=1433

::删除所有端口转发（重置）
netsh interface portproxy reset

::查询端口转发列表
netsh interface portproxy show all