Using both a wifi router and ethernet with a cable modem

view full story

http://askubuntu.com – I get my internet from a cable modem thru Comcast. My house has a smart panel with 8 LAN ports, each going to the 8 rooms in my house. The cable modem links directly to an 8-port hub which allows 8 lines to feed each of the 8 ports in the house's smart panel... so every room has a live ethernet wall jack. In room #1, I have a netgear wifi router connected to the wall jack. The router supplies the wifi network, and also has extra ethernet ports which I connect to my PC. Everything works fine!! Here's my problem. Let's say in room #2 I want to connect a laptop to the ethernet wall jack. I (HowTos)