VLAN support on Cisco E4200 with DD-WRT

I had a need to run my home router as a router-on-a-stick, i.e. multiple VLANs on a single interface. This requires a switch with VLAN support. I already have a Cisco E4200 as a 5Ghz WAP with 1Gb switches which I would like to use. Using the DD-WRT firmware, it supports VLAN tagging. The rest of this post is my experience getting VLAN tagging to work. Objective The objective was to use all 5 ports as switch ports (the 4 LAN ports and the “Internet” port)....

May 8, 2014