Az iptables gyakorlatilag üres, csak a fail2ban pakol bele:
$ iptables -L
Chain INPUT (policy ACCEPT)
target prot opt source destination
fail2ban-ssh tcp -- anywhere anywhere multiport dports ssh
fail2ban-ssh-ddos tcp -- anywhere anywhere multiport dports ssh
fail2ban-postfix tcp -- anywhere anywhere multiport dports smtp
fail2ban-dovecot-pop3imap tcp -- anywhere anywhere multiport dports pop3,pop3s,imap2,imaps
Chain FORWARD (policy ACCEPT)
target prot opt source destination
Chain OUTPUT (policy ACCEPT)
target prot opt source destination
Chain fail2ban-dovecot-pop3imap (1 references)
target prot opt source destination
RETURN all -- anywhere anywhere
Chain fail2ban-postfix (1 references)
target prot opt source destination
RETURN all -- anywhere anywhere
Chain fail2ban-ssh (1 references)
target prot opt source destination
DROP all -- 116.229.239.242 anywhere
RETURN all -- anywhere anywhere
Chain fail2ban-ssh-ddos (1 references)
target prot opt source destination
RETURN all -- anywhere anywhere