Tuesday, December 8, 2020

Implement Private VLAN Functionality with Linux Bridge and Libvirt

I wanted to test routing protocol behavior (IS-IS in particular) on partially meshed multi-access layer-2 networks like private VLANs or Carrier Ethernet E-Tree service. I recently spent plenty of time creating a Vagrant/libvirt lab environment on my Intel NUC running Ubuntu 20.04, and I wanted to use that environment in my tests.

Challenge-of-the-day: How do you implement private VLAN functionality with Vagrant using libvirt plugin?

There might be interesting KVM/libvirt options I’ve missed, but so far I figured two ways of connecting Vagrant-controlled virtual machines in libvirt environment:



source https://blog.ipspace.net/2020/12/pvlan-libvirt.html?utm_source=atom_feed

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