How to Install Zimbra Mail Server on CentOS 8 / RHEL 8 Let's Go
Mail server is one of the important server for any organization as all the communication are done via emails. There are number free and enterprise mail servers available in the IT world. Zimbra is one of the high rated mail server that comes in open source and enterprise edition. In this article, we touch base on how to install and configure single node open-source Zimbra mail server on CentOS 8 / RHEL 8 system.
Zimbra is also known as Zimbra Collaboration Suite (ZCS) because it consists numbers of components like MTA (postfix), Database (MariaDB), LDAP and MailboxdUI etc. Below is the architecture of Zimbra
Minimum System Requirements for Open Source Zimbra Mail Server
- Minimal CentOS 8/ RHEL 8
- 8 GB RAM
- 64-bit Intel / AMD CPU (1.5 GHz)
- Separate Partition as /opt with at least 5 GB free space
- Fully Qualified Domain Name (FQDN), like ‘mail.linoxcloud.com’
- Stable Internet Connection with Fixed Internal / Public IP
Following are my Zimbra Lab Setup details:
- Hostname: mail.linoxcloud.com
- Domain: linoxcloud.com
- IP address: 161.97.151.77
- DNS Server: 1.1.1.1
- SELinux : Enabled
- Firewall : Enabled
Before jumping into the installation steps of Zimbra, let’s verify DNS records (A & MX) for our Zimbra Server, Login to your CentOS 8 / RHEL 8 system and use dig command to query dns records
Note: In case dig command is not available then install ‘bind-utils’ package
Run following dig command to query A record of our Zimbra server
dig -t A mail.linoxcloud.com
dig -t MX mail.linoxcloud.com
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