Question: dd wrt how to enable vlan?
Answer: Go to https://192.168.1.1/ (or your router management IP address) in your web browser. Select Setup -> VLANs. Uncheck ports 1, 2, 3, and 4. Place port 1 into VLAN1, port 2 into VLAN2, and port 3 into VLAN3, port 4 into VLAN4.