I've got the exact same set-up as you (Doesn't really matter)...
I take it your from the UK....
If so... Follow this guide...should take no more than 15 mins.
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Hope it helps and others too.
Originally posted by Harvinder
I have set up charles and dns but still cant seem to bypass the update, im using windows 7 ON MY MACBOOK PRO. My charles stays blank and when testing the internet connection on my ps3 the IP Address: Succeeds, Internet Connection: Succeeds, But when it comes to the PSN bit it doesnt do anything, when i try to sign in from the XMB i get the update prompt for 3.56.
SOMEONE PLEASE HELP?