How to Install Zextras Theme for Zimbra | Zimbra

Zextras theme is a modern-looking theme for Zimbra compatible with Zimbra 8.6 and above including Zimbra 9. It does not change any classic UI element or functionality, so you don’t...

What is Zimbra log4j? | Zimbra

log4j is a logging framework written in Java, it is also used by Zimbra as the log manager for java processes. In this article, we will take a look at...

Zimbra Upgrade on Ubuntu LTS | Zimbra

This guide is divided into two parts Single server upgradeMulti-server upgrade Zimbra Postscreen is enabled by default on Zimbra 8.7 and above. The only thing you need to do is...

Postscreen Attributes Explained | Zimbra

Zimbra Postscreen Zimbra Postscreen is an anti-bot/dos started in Zimbra 8.7. It tackles mail server overload by keeping spambots away and making more SMTP processes available for legitimate clients. Zimbra...

How To Use Zimbra Postscreen? | Zimbra

In this article, you will learn about using and configuring Zimbra Postscreen. Zimbra Postscreen Zimbra Postscreen is an anti-bot/dos started in Zimbra 8.7. It tackles mail server overload by keeping...

What Is Zimbra Postscreen? | Zimbra

In this article, you will learn about Zimbra Postscreen and how it works. Zimbra Postscreen Zimbra Postscreen is an anti-bot/dos started in Zimbra 8.7. It tackles mail server overload by...