# - Stop fail2ban service
# -
fail2ban-client stop

# - Start fail2ban service
# -
fail2ban-client start

# - Restart fail2ban service
# -
fail2ban-client restart

# - List jails
# -
fail2ban-client status

# - List status (including banned ip's) for a certain jail
# -
# -    fail2ban-client status <JAIL>
# -
fail2ban-client status dovecot

# - Manually unban an IP (banned from a certain JAIL)
# -
# -    fail2ban-client set <JAIL> unbanip <IP>
# -
fail2ban-client set dovecot unbanip 80.152.216.128

# - Manually ban an IP for a certain JAIL
# -
# -    fail2ban-client set <JAIL> banip <IP>
# -
fail2ban-client set dovecot banip 188.13.161.85