自动将拔进来的IP地址更改以客户端的地址。

:global localip [/interface l2tp-server get  l2tp-in1 client-address ]

:global oldip [/interface l2tp-client get l2tp-out3 connect-to ]

:if ($localip != $oldip) do={

/interface l2tp-client

set connect-to=$localip numbers=2

:log warning "l2tp adderss update ok";}

:log warning "l2tp address no bianhua";