Linux General – Vassox

Upgrading to Ubuntu 20.04 Focal Fossa

April 23, 2020

Another version of Ubuntu is here, at the time of writing it’s 20.04 “Focal Fossa” but these steps apply to former and (near) future…

Removing a Repository in Ubuntu

April 6, 2020

From time to time you have to prune your repository list for one reason or another. In this case, I have had an invalid…

Installing TP-Link Omada Controller on Ubuntu

February 25, 2020

I recently purchased a TP-Link EAP-225v3 and the results have been nothing short of extraordinary. My former access point, a D-Link DAP-1650 as mentioned…

Install GUI on Centos 8 / Centos 8.1

February 15, 2020

Typically I perform minimal installations when I install any distro of Linux. Occasionally, albeit very rarely – it can be useful to have access…

Removing all Empty Directories in a Subtree on Linux

December 9, 2019

Another simple and not often used solution to a problem you may not of know you have. This is more of a housekeeping command;…

Error Message: Unit -.mount is masked.

December 1, 2019

Received the following error message when attempting to restart a network service recently. I do not have a technical explanation for what this means,…

SSHFS – Too Many Levels of Symbolic Links

November 23, 2019

I’ve found using SSHFS for network mounts to be quite convenient. Mainly between remote servers and other machines that connect to my host via…

Reverse SSH Tunneling Between Two Linux Hosts

November 18, 2019

Reverse SSH tunneling allows you to access a host by traversing a firewall / nat router by creating an outbound session from the obfuscated…

Enable IP Forwarding / Routing on Ubuntu 18.04+

October 27, 2019

Enabling routing via iptables is slightly different on Ubuntu than Centos / RHEL. That is explained here in depth using firewalld. On Ubuntu the…

Disabling Ubuntu Suspend / Power Management Features from the Command Line

October 20, 2019

In some configurations, Ubuntu power conservation options are enabled by default. For server machines this is something that can make the machine unavailable and…