network – Just another Linux geek

2 November, 20215 March, 2022Fedora, FOSS

Automatically enable and disable WiFi based on Ethernet connection with NetworkManager

I use a laptop as my daily driver and am on WiFi most of the time. However, I also have a dock which has Ethernet. Thanks to NetworkManager dispatcher scripts, […]

18 July, 202118 July, 2021Fedora, FOSS

How to create VLAN trunks and access ports for VMs on Linux bridges using NetworkManager (and have them talk)

TL;DR instead of creating a VLAN on a physical interface (like bond0.123), then turning that into a bridge for a VM, create a tagged interface on the main bridge (e.g. […]

31 August, 201630 January, 2017Fedora

Configuring QEMU bridge helper after “access denied by acl file” error

QEMU has a neat bridge-helper utility which allows a non-root user to easily connect a virtual machine to a bridged interface. In Fedora at least, qemu-bridge-helper runs as setuid (any […]

20 February, 2010FOSS

NetworkManager 0.8 to arrive shortly

According to Phoronix, NetworkManager 0.8 has been flagged in the git repository and will be on the way shortly! NetworkManager, the free software project that’s backed by Red Hat and […]

4 November, 20094 November, 2009FOSS

Ubuntu does it again..

So I’ve foolishly upgraded a machine at work to Karmic and after a reboot, networking was completely broken. Awesome. Why does Ubuntu break every time you upgrade? It gives “Linux” […]