Table of Contents Legal Introduction Audience For More Information Support and Contact Information Preparing Your Server Environment System Requirements Modifying Operating System Configurations Installation Modifications for Red Hat Enterprise Linux Installation Modifications for Fedora Installation Modification for Mac Servers DNS Configuration Requirement Planning for the Installation Configuration Examples Downloading the Zimbra Software Menu-Driven Configuration Configuring IMAP and POP Proxy Server Configuring for Virtual Hosting Load Balancing on ZCS Multiple-Server Installation Starting the Installation Process Starting the Installation Process on the Mac Server Installing Zimbra LDAP Master Server Installing Zimbra Mailbox Server Installing Zimbra MTA on a Server Installing the Zimbra-SNMP package Final Set-Up Verifying Server Configuration Logging on to the Administration Console Post Installation Tasks Uninstalling Zimbra Collaboration Suite LDAP Replication Installation Installing Zimbra Master LDAP Server Installing a Replica LDAP Server Setting Up Zimbra LDAP Servers for Replication Configuring Zimbra Servers to use LDAP Replica System Requirements for Zimbra Collaboration Suite 4.5