本文编写于3426天前，最后编辑于 3426天前，部分内容可能已经过时，请您自行斟酌确认。

输入一下命令即可
ssh服务

/ip firewall filter add chain=input protocol=tcp dst-port=22 src-address-list=ssh_blacklist action=drop \
comment="drop ssh brute forcers" disabled=no

/ip firewall filter add chain=input protocol=tcp dst-port=22 connection-state=new \
src-address-list=ssh_stage3 action=add-src-to-address-list address-list=ssh_blacklist \
address-list-timeout=10d comment="" disabled=no

/ip firewall filter add chain=input protocol=tcp dst-port=22 connection-state=new \
src-address-list=ssh_stage2 action=add-src-to-address-list address-list=ssh_stage3 \
address-list-timeout=1m comment="" disabled=no

/ip firewall filter add chain=input protocol=tcp dst-port=22 connection-state=new src-address-list=ssh_stage1 \
action=add-src-to-address-list address-list=ssh_stage2 address-list-timeout=1m comment="" disabled=no

/ip firewall filter add chain=input protocol=tcp dst-port=22 connection-state=new action=add-src-to-address-list \
address-list=ssh_stage1 address-list-timeout=1m comment="" disabled=no

/ip firewall filter add chain=forward protocol=tcp dst-port=22 src-address-list=ssh_blacklist action=drop \
comment="drop ssh brute downstream" disabled=no

ftp服务。

/ip firewall filter add chain=input protocol=tcp dst-port=21 src-address-list=ftp_blacklist action=drop \
comment="drop ftp brute forcers"

/ip firewall filter add chain=output action=accept protocol=tcp content="530 Login incorrect" dst-limit=1/1m,9,dst-address/1m

/ip firewall filter add chain=output action=add-dst-to-address-list protocol=tcp content="530 Login incorrect" \
address-list=ftp_blacklist address-list-timeout=3h