- Plesk Onyx for Linux
Global counter of failed attempts in Tools & Settings > IP Address Banning (Fail2Ban) > Settings is not applied to jails: instead, the ones specified in jails are used.
Plesk bug #PPPM-9993.
maxretry parameter is not allowed for jails. When the it is set for jails, it overrides the global value.
As a workaround, update
maxretry parameter for required jails using this guide.