WARNING: iRedMail is designed to be deployed on a FRESH server system, which means your server does NOT have mail related components installed, e.g. MySQL, OpenLDAP, Postfix, Dovecot, Amavisd, etc. Otherwise it may override your existing files/configurations althought it will backup files before modifing, and it may be not working as expected.

Hi i am using CentOS 6.2, 64 bit, i have installed following

1. Openldap 2.4
2. Apache 2.2
3. PHP 5.3
4. Postgresql 9.2 Standard

Hostname : Server1.example.com

/etc/hosts

192.168.10.100     mail.example.com mail
192.168.10.100    ldap.example.com ldap
192.168.10.100    php.example.com php

while i am running sh iRedmail.sh then i am getting below error
<Error> FQDN, Please configure Fully Qualified Domain Name

What could be the possible cause of this error and how to get rid of this error ?

Thanks in advance.