How To Prepare An OS For Zimbra Installation | Zimbra

The pre-Zimbra installation phase is no fun. That’s why everyone wants to wrap up this phase in no time. But a little planning in this phase can make our server...

Best Available Open-source Operating System for Zimbra Collaboration OSE | Zimbra

Selecting the proper operating system for your server is as important as defining other key requirements (i.e hardware). Migrating or updating an operational server’s operating system is not as easy/effortless...

How to Properly Set Up Firewalls on Zimbra Servers | Zimbra

A firewall is a network security mechanism that monitors incoming and outgoing network traffic and permits or blocks data packets based on a set of security rules. Its purpose is...

How to Manage Multiple Domains in a Zimbra Server | Zimbra

A few years back, things were quite simple. Each organization acquires a domain to establish its virtual identity. Virtual identity includes their company website, company email service, etc. Over time,...

Real-time Backup and Restore for Zimbra – System Administrators’ Most Requested Features | Zimbra

Zimbra OSE is a complete email solution. It offers lots of customization compared to G Suit and M365. Still, it needs some attention from the system admins perspective. We think...

How To Maintain Your Zimbra Servers After Soon-coming CentOS End-of-life | Zimbra

In December 2020, an announcement of Redhat shocked the whole tech world. CentOS, one of the most stable open-source OS will not release any stable version of it after CentOS...