Welcome to
Zextras Community

The place where you can get all the news about events, latest articles and forum posts!

Latest Articles

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...

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...

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...

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...

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...

How to Verify Your rDNS Record | Zimbra

rDNS Record Verification Assuming you have already created your rDNS record, added it to your DNS, and want to check...

Relevant Posts

How to Deploy a Private E-mail Server for Free Using Zextras Carbonio Community Edition | Carbonio CE

Zextras Carbonio Community Edition (CE) is an open-source and free e-mail server. Zextras Carbonio CE provides you with a completely private, easy to deploy, and highly customizable e-mail platform. In this article, you’ll see how...
Continue Reading

Top 4 Unknown Truths about Self-hosted Open-source Platforms You Need to Know | Blog

This news may infuriate a swarm of hardcore public cloud advocates, but admit it – on-premises platforms are NOT as bad as they're advertised to be. Folks in tech, you have probably been a part...
Continue Reading

Install The Latest Zimbra OSE (8.8.15) On Ubuntu 20.04LTS | Zimbra

As system administrators, we are often asked about the installation process of Zimbra. Is there any method we should follow, is there any checklist we should follow etc. Luckily, Zimbra installation processes are pretty much...
Continue Reading

Official Documentation

Here you will find all the documentation related to Zextras solutions and services.