Nah, with VLAN tagging you can do it as a single legged router, or as a virtual switch if you’re running it all in a hypervisor. My home network has 12 VLANs,

Nah, with VLAN tagging you can do it as a single legged router, or as a virtual switch if you’re running it all in a hypervisor. My home network has 12 VLANs, but each VM cluster node only has 2 NICs