Voir aussi :
Alternatives :
apt-get install fail2ban rsyslog
iptable -S iptable -L -n
#fail2ban-client set ssh unbanip 192.168.2.15 fail2ban-client set sshd unbanip 192.168.2.15
systemctl stop fail2ban rm -rf /var/lib/nethserver/fail2ban/fail2ban.json rm -rf /var/lib/fail2ban/fail2ban.sqlite3 systemctl start fail2ban