Understanding SPF Records | Zimbra
SPF is in action for quiet a long time. The very basic function of SPF is to authorize a sender on behalf of a domain. But why did we need...
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...
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...
Upgrade to the Latest Version of Zextras Suite Using the Same Installer Script | Zimbra
Zextras suite installer file is not dependent on a specific version. It means that you can download the installer once, keep it and use it for every future updates. Installer...