In need of connection help

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http://askubuntu.com – I've been stuck at this for a while now and cant figure it out. My friend installed Ubuntu 12.10 on my tower and used his internet cable and it worked fine. I asked him before he did it if it was going to be OK with my Netgear adapter and he said yes. So I got it back to my place the next day and hooked it up and tried it out. Started up fine but couldn't read the adapter (WN111v2) so I tried entering the disk for it but it didn't work. I tried running a cord from my computer to the router but nothing happened. I went to the boot menu to access windows to figure it out and there is no more w (HowTos)