Working on zimbra mail suit 8.0

Anybody working on zimbra server kindly let me know or share the contact number  i need some help from them. pls its very urgent.

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Simple Way To Configure Zimbra 

Plz Check The Url

http://imanudin.net/2014/10/05/how-to-install-zimbra-8-5-0-on-centos-7-part-1/