😂 нет блин
это не офф MTCTCE
это от Скромнова )
/ip firewall filter
add action=jump chain=input dst-port=1111,2222,3333 jump-target=knock log=y
add action=add-src-to-address-list address-list=knock1 address-list-timeout
knock dst-port=1111,2222,3333 log=yes nth=5,5 protocol=tcp
add action=add-src-to-address-list address-list=knock2 address-list-timeout
knock dst-port=1111,2222,3333 log=yes nth=5,5 protocol=tcp src-address-
add action=add-src-to-address-list address-list="allowed clients" address-l
none-dynamic chain=knock dst-port=1111,2222,3333 log=yes nth=5,5 protoc
src-address-list=knock2