HELP ps3 ONLINE problem?

I have just gotten a ps3 yesterday amd gotten Call of Duty 4.


I really really really really want to know how to get ONLINE!


PLEASE.


i keep trying to sign in and this is what it says. ';An error occured during communication with the server. This is a DNS error';.


NOW WAT THE HELL IS dat suppose to mean.


i have a wireless internet connection.


CAN SUM1 PLEASE HELP ME.HELP ps3 ONLINE problem?
you're running the wireless connection from a router to your ps3?


can you connect to the internet through another computer on the wireless network?


in the internet setup did you choose ';easy setup';, if so it should have set DNS configuration to automatic...