i want to install Zimbra For Intranet (Local Host) As InternetMail, can Zimbra Support this For Intranet ??? because my office doesn't have internet connection just Only Mini LAN.

And What's The Difference between Configuration ?????
anybody have sample install Zimbra Offline ? Sorry i'm just newbie in Linux And Zimbra But I Want To Study More About it ^^.

Help If U Can, Thx For Your Kindness ^^