How To Configure Zimbra rDNS? | Zimbra
The rDNS or reverse DNS resolves the domain name associated with an IP as opposed to DNS which resolves the IP associated with a domain name. This can be used...
How To Configure Zimbra DMARC? | Zimbra
DMARC or Domain-based Message Authentication, Reporting, and Conformance is an email authentication, policy, and reporting protocol that defines how your email servers should manage your SPF and DKIM. DMARC protects your domain...
How To Configure Zimbra SPF to Check Incoming Emails? | Zimbra
SPF or Sender Policy Framework is an email authentication method that identifies which mail servers are allowed to send emails on behalf of your domain. I can forge an email header to...
How To Configure Zimbra SPF for Outgoing Emails? | Zimbra
SPF or Sender Policy Framework is an email authentication method that identifies which mail servers are allowed to send emails on behalf of your domain. I can forge an email header to...
How To Configure Zimbra DKIM to Check Incoming Emails? | Zimbra
DKIM or DomainKeys Identified Mail is an email authentication method that tries to identify email spoofing attempts (creation of email messages with a forged sender address). DKIM enables you as the receiver of the email to verify...
How To Configure Zimbra DKIM to Sign Outgoing Emails? | Zimbra
DKIM or DomainKeys Identified Mail is an email authentication method that tries to identify email spoofing attempts (creation of email messages with a forged sender address). DKIM enables you as the receiver of the email to verify...
Email Protection Routines | Zimbra
After installing Zimbra Collaboration Suite, there are some configurations you may want to set up in order to improve the security of sending emails to other email systems. Phishing and...
Installing DNS Server on CentOS/RHEL using dnsmasq | Zimbra
This article will show you how to install and configure a DNS server using dnsmasq on CentOS 7 / RHEL 7 / CentOS 8 / RHEL 8. This will be...
Setting up a Static IP Address on CentOS / RHEL | Zimbra
This guide will show you different ways to set up a static IP address on your CentOS/RHEL Linux server. Before you start First of all we need to get the...
SELinux | Zimbra
Security-Enhanced Linux (SELinux) is a mandatory access control (MAC) security mechanism implemented in the kernel. SELinux was first introduced in CentOS 4 and significantly enhanced in later CentOS releases. In...
Zextras Drive | Zimbra
Zextras Drive is a Zimbra component that provides both a complete file storage system integrated with the Zimbra WebClient and a replacement to the old "Briefcase" component. Zextras Drive is...
QR Authentication for mobile apps | Zimbra
QR Code authentication for mobile apps ( such as Team App and Drive App ) is part of Zextras Auth and can speed up and manage login to those application. The first...
Customizable login page | Zimbra
From now on, with Zextras, you can have a white-labeled login page for all the organization.Pick the background image you prefer, insert your logo... and you're done! Let’s now take a quick...
Zimbra Upgrade on CentOS / RHEL | Zimbra
In this little guide we will see how to upgrade (major.minor changes) and update (patches) Zimbra on CentOS / RHEL from an older version (previous to 8.8.15) to the latest...
ZIMBRA Multi Server Installation on CentOS / RHEL | Zimbra
This article is meant to guide you through a Zimbra Multi server installation on CentOS / RHEL. We will proceed in the following order: Install LDAP server(s)Install Zimbra Mailbox Server(s)Install...
How to Install Zimbra OSE on CentOS/RHEL | Zimbra
This guide will help you with installation and first configuration of Zimbra mail server on CentOS 7/RHEL 7 or CentOS 8/RHEL 8 for both production or test environment. Before starting...
In Blog
Zextras Suite 3.1.7 | Blog
3.1.7 has just been released. Here you are all the new and updated features, included the beta ones. Customize the login page Zextras provides you with a customizable login page.Pick the background...
In Blog
Team Mobile App for Zimbra | Blog
We developed an app, both for Android and iOS, to communicate on the move. Chat and communicate even on the move! Team mobile app for Zimbra allows you to access...
In Blog
Drive Mobile App for Zimbra | Blog
Zextras' Drive app allows users to access files stored on Zimbra from their mobile devices. It’s free and designed both for iOS and Android. Your files at hands. Always! File...
In Blog
Zextras Suite 3.1.6 | Blog
3.1.6 has just been released. Here you are all the new and updated features, included the beta ones. Bugfixes You’ll find wide-range improvements in security and efficiency among the platform....
In Blog
Zextras Suite for your Zimbra digital workplace. Why you must consider it | Blog
Let’s make it clear. E-mail is not a stand-alone platform anymore. It can’t be so, as the market - and the users - are demanding something more. Therefore, the concept...
In Blog
Zextras Suite 3.1.5 | Blog
3.1.5 has just been released. Here you are all the new and updated features, included the beta ones. New theme for your Zimbra Many of you have been asking for...
In Blog
iWAY and Zextras sign a partnership to increase the value for Vietnamese customers | Blog
Hanoi, November 2020 - iWay Information Solution (Hanoi) is a pioneering company in application, development, and support for free and open-source software for the Vietnam market. iWay mission is to bring the...