mikrotik ppoe 更新ip到端口映射

:global newipaddress
:global lodipaddress
:set newipaddress [/ip address get [/ip address find dynamic=yes interface="pppoe-out1"] address]
:set newipaddress [:pick $newipaddress 0 ([:len $newipaddress] -3)]
:set lodipaddress [/ip firewall nat get [/ip firewall nat find comment="web"] dst-address]
:if ($newipaddress != $lodipaddress) do={/ip firewall nat set [/ip firewall nat find comment="web"] dst-address=$newipaddress}