WD Live Media Hub, Ethernet port fried

it’s unlikely the lighting strike just took out the port and nothing else on the pcb connected to it (it’s most probably fried the chip)

That said, here’s some other people in the same boat as you

http://community.wd.com/t5/WD-TV-Live-Hub-Discussions/Has-anyone-ever-worked-on-a-Live-Hub-Ethernet-circuitry/td-p/809353

http://wdtvhd.com/index.php?showtopic=57293&st=0&p=82170&

and … the USB Wireless list

http://wdc.custhelp.com/app/answers/detail/a_id/5688/~/list-of-compatible-devices-for-the-wd-tv-live-hub-media-center,-wd-tv-live#wireless