Drop IP Scanner dan Ping ICMP

Berikut ini kode atau scrip mikrotik untuk Drop IP Scanner dan Ping ICMP di router mikrotik kamu.
/ip firewall filter
add action=add-src-to-address-list address-list=port_scanners \
    address-list-timeout=2w chain=input protocol=tcp psd=21,3s,3,1
add action=add-src-to-address-list address-list=port_scanners \
    address-list-timeout=2w chain=input protocol=tcp tcp-flags=\
    fin,!syn,!rst,!psh,!ack,!urg
add action=add-src-to-address-list address-list=port_scanners \
    address-list-timeout=2w chain=input protocol=tcp tcp-flags=fin,syn
add action=add-src-to-address-list address-list=port_scanners \
    address-list-timeout=2w chain=input protocol=tcp tcp-flags=syn,rst
add action=add-src-to-address-list address-list=port_scanners \
    address-list-timeout=2w chain=input protocol=tcp tcp-flags=\
    fin,psh,urg,!syn,!rst,!ack
add action=add-src-to-address-list address-list=port_scanners \
    address-list-timeout=2w chain=input protocol=tcp tcp-flags=\
    fin,syn,rst,psh,ack,urg
add action=add-src-to-address-list address-list=port_scanners \
    address-list-timeout=2w chain=input protocol=tcp tcp-flags=\
    !fin,!syn,!rst,!psh,!ack,!urg
add action=drop chain=input src-address-list=port_scanners
add action=drop chain=input protocol=icmp