A Zimbra Collaboration deployment includes numerous 3rd-celebration components with a number of mailbox servers. Every of the elements may possibly crank out its very own logging output. Area logs are in /choose/zimbra/log. Set the domain attribute zimbraAuthKerberos5Realm to the Kerberos5 realm where users in this area are developed from https://www.hostscheap.com/zimbra-support-premium-service