Category: IT

VMware vCenter Reduced Downtime Upgrade with Automatic Switchover

VMware vCenter RDU (Reduced Downtime Upgrade (or Update)) is a relatively new feature that allows you to update your vCenter to the next version with limited downtime, just like the name indicates. It works similarly to the process for upgrading from vCenter 7 to vCenter 8, which is also very similar to doing a fresh…

UniFi Network Application MongoDB Upgrade

If you have been using the UniFi controller for a very long time, there’s a chance you are running an older version of MongoDB. When Ubiquiti released version 8.1 of the UniFi network application server, they finally bumped up the supported MongoDB version from 4.4 to 7.0. The MongoDB upgrade path only supports jumping one…

UniFi Network Server Settings Backup and Export

When you self-host the UniFi Controller or the UniFi Network Application server, it’s a good idea to take a backup before making major changes. Backups are always a good thing to have. In this post, I will show you step-by-step how to take a settings only backup of the UniFi Network Application server. The Process

Omnissa Horizon Unmanaged VDI Black Screen Issue

I recently encountered a strange issue with Omnissa Horizon (formerly VMware Horizon) that resulted in a black screen presenting to the VDI users when they logged in. When you search for this issue, you will find a lot of information about various solutions to the blank screen issue. However, none of them solved the problem…

SSL Inspection

Inspecting TLS/SSL traffic on corporate networks is very common, as over 80% of all web traffic is encrypted. If you aren’t performing TLS/SSL traffic inspection, you are potentially leaving your network exposed. The simple act of inspecting SSL connections helps reduce your attack surface. SSL inspection can make it harder to establish malicious outbound connections,…