Tigase Administration Guide
Known spammers

If filter, depending on other filter reports, will establish that user is for sure a spammer it may not only ban user for some time, but it may disable that user account. This is done by default, if you wish to disable account deactivation add following line to etc/init.properties file:

'sess-man' () {
    'spam-filter' () {
        'known-spammers' () {
            disable-account = false
        }
    }
}