mikrotik (blok ssh)

### blok ip ssh agar hanya ip yg kita ijinkan ###


[admin@disnakertrans] >
echo: system,error,critical login failure for user sql from 119.161.208.36 via ssh
[admin@disnakertrans] > /ip
echo: system,error,critical login failure for user sql from 119.161.208.36 via ssh
[admin@disnakertrans] > /ip
echo: system,error,critical login failure for user sql from 119.161.208.36 via ssh

[admin@disnakertrans] > /ip firewall filter

[admin@disnakertrans] /ip firewall filter> print
Flags: X - disabled, I - invalid, D - dynamic



[admin@disnakertrans] /ip firewall filter> add chain=input src-address=172.16.0.0/16 action=accept port=20-25 protocol=tcp

[admin@disnakertrans] /ip firewall filter> add chain=input src-address=112.78.40.0/21 action=accept port=20-25 protocol=tcp

[admin@disnakertrans] /ip firewall filter> add chain=input src-address=0.0.0.0/0 action=drop port=20-25 protocol=tcp

[admin@disnakertrans] /ip firewall filter> print
Flags: X - disabled, I - invalid, D - dynamic
0 chain=input action=accept protocol=tcp src-address=172.16.0.0/16 port=20-25

1 chain=input action=accept protocol=tcp src-address=112.78.40.0/21 port=20-25

2 chain=input action=drop protocol=tcp src-address=0.0.0.0/0 port=20-25
[admin@disnakertrans] /ip firewall filter>


####slesai..###