VPS Guide: Your Go-To for VPS, Ubuntu & Command Line Success

Install Fail2ban with Multiport on Ubuntu

Category: VPS Setup

Use Fail2ban’s multiport action on Ubuntu—install with

apt install fail2ban

then edit /etc/fail2ban/jail local with

nano /etc/fail2ban/jail.local

[sshd]\nenabled = true\nport = 22,2222\nfilter = sshd\nlogpath = /var/log/auth.log\nmaxretry = 5\naction = iptables-multiport\nbantime = 3600

Restart with

systemctl restart fail2ban

open ports with

ufw allow 22 && ufw allow 2222

Test with SSH attempts on both ports—check

iptables -L -n

for DROP rules and

fail2ban-client status sshd

for bans On Hetzner this protects multiple SSH instances ensuring MySQL and phpMyAdmin uptime with flexible port monitoring