I've seen several of these lately, and one of the latest one had the side-bar filled with them, none of them with marked answers, as you can see here:
Here are the links:
https://askubuntu.com/questions/400186/updated-to-ubuntu-12-10-now-cannot-connect-to-internet
Cannot connect wireless internet with 12.10 on Dell Inspiron 1525 - Actually answered by 5 answers, though none marked.
https://askubuntu.com/questions/270429/internet-connection-issue-ubuntu-12-10?rq=1 - Commented on, but no OP response
Ubuntu 12.10 : wireless not working after update - Has an answer, but not marked
I have issues connecting to Internet in Ubuntu 12.10 - Again, answered, but not marked.
How can I fix my WiFi on Ubuntu 12.10? - Double, answer. Again, unmarked
Cant Connect to Internet with Ubuntu 12.10 - Again, commented on, but no OP response
Cant Connect to Internet with Ubuntu 12.10 - Answered, but not marked.
These are all slightly different, but still similar. There has to be some dupes there, but I have no clue which ones to mark!
Thanks!