Kolab can be deployed via docker-compose for a single host installation. Please note that this deployment does not come with support, and is not suitable for large production deployments. Deploy via ansible Clone the kolab git repository: Go to the ansible/ directory, adjust the Makefile and execute: For more information […]
Collaborative editing, using Collabora Online, is an additional function that can be added to the out of the box Kolab 16 installation.
This article outlines how to install Collabora Online to a Kolab 16 installation on CentOS 7 or Red Hat Enterprise Linux 7, when Kolab is secured via Let’s encrypt.
(more…)This article outlines the installation procedure for Kolab 16 on Alma Linux 9 for x86_64 architectures.
(more…)This article outlines the installation procedure for Kolab 16 on Alma Linux 8 for x86_64 architectures.
(more…)This article outlines the installation procedure for Kolab 16 on CentOS 7 for x86_64 architectures.
In a time when email addresses did not always make sense, email signatures served the purpose of identifying the author to the recipient. As described in RFC1855 (Netiquette), it had to be short and to the point. Evolution has since driven the feature of signatures into new functionality and areas, like marketing and legal recognition. Today many organizations has strict rules for signatures, the content and the format, and some countries demand business mails to have certain text and statements included in the signature.
Kolab has an option to automate this feature, so that organizations can be assured that rules and appliance are followed.
(more…)Domain Keys Identified Mail (DKIM, or Mail Identified through Domain Keys) is a cryptographic technology using which domain owners publish the public keys of public-private key pairs used for signing email messages. This allows third parties to establish a degree of confidence about the message originating from designated and duly authorized infrastructure. In other words, it’s a been there ribbon.
This article explains how to configure a Kolab environment to sign mail messages with DKIM and verify DKIM signatures on inbound email.
(more…)After having installed kolab (following the appropriate install guide in this knowledge base) it needs to be configured. The script ‘setup-kolab’ is distributed with the out-of-the-box installation and is taking care of the basic configuration, but a successful configuration is depending on the environment that Kolab is installed into. Many aspects and variables will have an impact on the configuration. This guide is only touching on the absolute basics. For information and assistance with more complex installation scenarios, please contact contact@apheleia-it.ch
(more…)After having configured Kolab, you probably want to secure it with SSL/TLS. This article describes how to do that with certificates from Let’s Encrypt.
(more…)Apheleia IT AG keeps the Kolab repositories under maintenance and makes those available for users through a mirror. Recently the mirror infrastructure has been renewed and updated, and the old mirror is now deprecated. The new mirror is available at: https://mirror.apheleia-it.ch/repos/Kolab:/16/ The new repositories can be configured in an existing […]