Active Directory: IPv6 / Fritzbox / Sophos UTM / Domain Controller

Foreword IPv6 has not been one of my strengths so far. Like many others, I've probably put the topic of IPv6 on the back burner: "I'll take a look at it when it's established..." Well, it has become established and has been for some time. IPv4 will be replaced by IPv6, that much is certain. Therefore ... Read more

Active Directory: What should the new Active Directory be called?

My last posts on the subject of Active Directory have brought an important question to light: What should the new Active Directory be called? In this article, I made the following statement: If you're in a greenfield site, you can freely name your Active Directory. In the meantime, names like company.local are no longer used in new environments. Read more

Active Directory: Mail when password expires

In this article, I have already described how to set up a website where users can change their password. Especially users who work with a computer that is not a member of the Active Directory often have problems changing their password. The website now gives these users the opportunity to change their password in good time. ... Read more

Active Directory: Password change via website

Foreword The following article describes a way for Active Directory users to change their password on a website. The Windows feature "Web Access for Remote Desktop" is somewhat misused for this purpose. A complete installation and configuration of the Remote Desktop services is not required for this. Note: The method described here is only suitable for changing the known Active Directory ... Read more

Server 2016: Active Directory installation (part 2)

Foreword In the first part of this article, a new Active Directory was installed. So far, however, there is only one domain controller. In order to keep the Active Directory available in the event of a server failure, at least two domain controllers should be installed for each domain. In this article, the second domain controller is installed and configured. Preparation The preparations ... Read more

Server 2016: Active Directory installation (part 1)

I have somewhat neglected the topic of Active Directory here recently, so here is an easy introduction to the topic. Foreword This article is about the installation of a new Active Directory on a greenfield site. In this test environment there is so far only one server that has been upgraded to a domain controller. Read more

Expansion of the "small exchange organization" - Part 2

In the first part of the expansion of the small Exchange organization, the Active Directory was already designed redundantly. In this article, it's the Sophos UTM's turn. Unfortunately, in my test environment, the Fritzbox in front of the UTM forms a single point of failure. The existing UTM installation is extended by a ... Read more

Expansion of the "small exchange organization" - Part 1

In the previous articles, a very small Exchange organization was set up and the question was raised as to whether an environment for a higher number of users and better availability can be subsequently created from this. A higher number of users can of course also be mapped with a Singe Server solution if the resources are sufficient. In the case of ... Read more

Setting up a small Exchange 2016 organization

In the last few days I have described the structure of a small Exchange organization as I use it privately. To make it easier to find the articles, here is an overview of the articles: Part 1: Installation Active Directory and configuration DNS Part 2: Installation Exchange Server 2016 CU 2 Part 3: Configuration Exchange Server incl. certificate ... Read more

Setting up a small Exchange 2016 organization (part 5)

The last part of this series of articles is about connecting the Exchange organization to the Internet. This requires a few more steps. I have already described the configuration of the Web Application Firewall of the UTM in detail here and the configuration is copied one-to-one from the article. A small note: This complete ... Read more