Before you start installing Zimbra Collaboration Suite (ZCS) 8.0.1 or 8.0.2, there are a few prerequisites checking have to be performed. This is to ensure that the installation running smoothly without any interruption while saving your time to troubleshoot. I have installed Zimbra Collaboration Suite 8.0.1 and 8.0.2 on many CentOS 6.3 and i would like to share my experiences.
1. Make sure your target mail domain (e.g ehowstuff.local) has mx record on your DNS server.
[root@mail ~]# host -t mx ehowstuff.local ehowstuff.local mail is handled by 0 ehowstuff.local.
2. Stop and disabled the following services :
[root@mail ~]# service iptables stop [root@mail ~]# service ip6tables stop [root@mail ~]# service sendmail stop [root@mail ~]# service postfix stop
3. Disabled auto start the following services :
[root@mail ~]# chkconfig ip6tables off [root@mail ~]# chkconfig iptables off [root@mail ~]# chkconfig sendmail off [root@mail ~]# chkconfig postfix off
4. Disabled Selinux :
[root@mail ~]# setenforce 0 [root@mail ~]# vi /etc/selinux/config
# This file controls the state of SELinux on the system. # SELINUX= can take one of these three values: # enforcing - SELinux security policy is enforced. # permissive - SELinux prints warnings instead of enforcing. # disabled - No SELinux policy is loaded. SELINUX=disabled # SELINUXTYPE= can take one of these two values: # targeted - Targeted processes are protected, # mls - Multi Level Security protection. SELINUXTYPE=targeted
5. Make sure the following dependencies software has been installed :
[root@mail ~]# yum install perl nc sudo sysstat -y
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This article was posted on Tuesday, January 1, 2013 at 11:11 PM