Automating MikroTik Bridge VLAN Filtering & Proxmox Trunks with Terraform (opens in new tab)

Originally published at woitzik.dev If you have ever tried to configure VLANs on a MikroTik router, you know the pain. Transitioning from the legacy switch-chip VLAN methods to the modern Bridge VLAN Filtering often results in completely locking yourself out of the router. When you add a virtualization host like Proxmox into the mix—which requires a trunk port passing multiple tagged VLANs—the complexity multiplies. Doing this via the WinBox GUI is a recipe for configuration drift and late-ni...