Fix Ubuntu Server Name Resolution when Pi-Hole is Installed
When installing a Pi-Hole on an Ubuntu server I found that once install the Ubuntu server itself was no longer able to resolve DNS.
When installing a Pi-Hole on an Ubuntu server I found that once install the Ubuntu server itself was no longer able to resolve DNS.
If you are using HDMI or DisplayPort for audio, the devices regularly seem to switch back to in-built audio all by themselves. This can be due to the HDMI device becoming unavailable when the monitor turns itself off, causing PulseAudio to choose a different device. This causes a problem as PulseAudio does not automatically go back to the originally selected device once the HDMI device has returned. This is very frustrating as it means constantly having to re-selected the prefered…