Mikrotik

Copy/log error message="Ola mundo!"
/ip route disable [find comment=ROOT]
/ip route enable [find comment=ROOT]

Copy/tool netwatch
add down-script="ip route disable [find comment=ISP]" host=198.97.190.53 up-script="/ip route enable [find comment=ISP]"

Copy:local Id [/system identity get name]
:local Time [/system clock get time]
:local Date [/system clock get date]
:local Month [:tostr ([:find [:toarray "jan,feb,mar,apr,may,jun,jul,ago,sep,oct,nov,dec"] [:pick $Date 0 3]]+1)]
:if (:len $Month<2) do={
  :set Month "0$Month"
 }
:set Month [:pick [$Month] 0 2]
:global TimeDate ([:pick $Time 0 2]."-".[:pick $Time 3 5]."-".[:pick $Time 6 8]."-".[:pick $Date 4 6]."-".$Month."-".[:pick $Date 7 11])
:local File "$Id-$TimeDate"
:log info message="Statrt export $Id-$TimeDate"
export show-sensitive file=$File
:log info message="Finish export $Id-$TimeDate"

Copy/ip firewall filter
add action=add-src-to-address-list address-list=knocking-level1 \
    address-list-timeout=1s chain=input dst-port=9000 protocol=tcp
add action=add-src-to-address-list address-list=knocking-level2 \
    address-list-timeout=1s chain=input dst-port=8000 protocol=tcp \
    src-address-list=knocking-level1
add action=add-src-to-address-list address-list=knocking-level3 \
    address-list-timeout=1s chain=input dst-port=8001 protocol=tcp \
    src-address-list=knocking-level2
add action=add-src-to-address-list address-list=knocking-level4 \
    address-list-timeout=1s chain=input dst-port=1000 protocol=tcp \
    src-address-list=knocking-level3
add action=add-src-to-address-list address-list=knocking-level5 \
    address-list-timeout=1s chain=input dst-port=999 protocol=tcp \
    src-address-list=knocking-level4
add action=add-src-to-address-list address-list=knocking-level6 \
    address-list-timeout=1s chain=input dst-port=1001 protocol=tcp \
    src-address-list=knocking-level5
add action=add-src-to-address-list address-list=knocking-level7 \
    address-list-timeout=1m chain=input dst-port=9001 log=yes log-prefix=\
    knocking-level7 protocol=tcp src-address-list=knocking-level6
add action=add-src-to-address-list address-list=knocking-level1 \
    address-list-timeout=1s chain=input dst-port=9000 protocol=udp
add action=add-src-to-address-list address-list=knocking-level2 \
    address-list-timeout=1s chain=input dst-port=8000 protocol=udp \
    src-address-list=knocking-level1
add action=add-src-to-address-list address-list=knocking-level3 \
    address-list-timeout=1s chain=input dst-port=8001 protocol=udp \
    src-address-list=knocking-level2
add action=add-src-to-address-list address-list=knocking-level4 \
    address-list-timeout=1s chain=input dst-port=1000 protocol=udp \
    src-address-list=knocking-level3
add action=add-src-to-address-list address-list=knocking-level5 \
    address-list-timeout=1s chain=input dst-port=999 protocol=udp \
    src-address-list=knocking-level4
add action=add-src-to-address-list address-list=knocking-level6 \
    address-list-timeout=1s chain=input dst-port=1001 protocol=udp \
    src-address-list=knocking-level5
add action=add-src-to-address-list address-list=knocking-level7 \
    address-list-timeout=1m chain=input dst-port=9001 log=yes log-prefix=\
    knocking-level7 protocol=udp src-address-list=knocking-level6
add action=accept chain=input dst-port=22 protocol=tcp src-address-list=\
    knocking-level7
add action=drop chain=input dst-port=22 protocol=tcp

Copy9000:udp,8000:udp,8001:udp,1000:udp,999:udp,1001:udp