AD Authentication is done through LDAP. At the ZCS Admin console go to Domains> Click you Domain > Click 'Configure Authentication' then choose "External Active Directory" and configure from there.
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We are in the process of moving from Groupwise which has an archive feature circumventing the need for mailbox size limits. Zimbra to my knowledge does not have a comparable feature that allows end...

We are in the beginning stages of our GroupWise to Zimbra migration. We have about 1800 mailboxes that we will be moving to Zimbra. Our ZCS server is up and running and we are ready to setup our...