N.B. any syntax / function changes made within fail2ban-client
will alter the
commands used. The commands used here worked with versions 0.8.6-3wheezy3
and 0.8.13-1
. 0.9 may or may not work exactly using the below.
For anyone visiting this and stuck on a version pre 0.10 where you want to add a jail but do not want run reload (which pre 0.10 stops and starts all enabled jails as well as reparsing the config