FWIW, I received the Release 8.0 announcement a couple of hours ago
and found that it is supported on only one OS platform -- MS Windows
server 2012 / 2008R2.
<http://telligent.com/support/documentation/w/zimbra-community-8/39319.supported-software-versions-for-servers-applications-and-browsers.aspx?utm_campaign=Zimbra%20Community%20Free%20Download&utm_source=hs_automation&utm_medium=email&utm_content=11879026&_hsenc=p2ANqtz-9gZblHlhEeqP7F0-RmNNARHeGbQXiYrWebigFIj2cFUbKoI4yAr7yBfB1mRKO_k_d7XHJ3p2x5HLQT0WkahjN5ZyJsiw&_hsmi=11879026>
If you are using Zimbra on any other OS platform and wish to migrate
to rel. 8, then you are choice is limited.
--
Arun Khan