Removed TTL from external and internal ZTT MX config to use default TTL
Removed TTL from external ZTT MX config to use default TTL
change external MX entries of all domains
add kerberos
added backchan.ztt.fh-worms.de CNAME
Added DNS entry for ibuki
removed Blade Center IPs, improved comments and added locations
Add Hack: Removes zombie examClientStates after irregular shutdown.
maybe final fix. there was a typo -.-
next try
