Create a new infrastructure connection in your PSP.

-Enter connection name. Mines 'PSP Portal' next page
-WLAN Settings, click Scan and select one of your wireless networks available. next page
-Address Settings: Custom. next page
-IP Address Setting: Automatic. next page
-DNS Setting: Manual. next page
-Primary DNS: 64.5.48.92 next page
-Proxy Server: Do Not Use next page
-Settings list. next page
-Press the x button to save settings.
-Test connection.

Now if the test connection is succesful back all the way out and insert the UMD game 'Wipe Out: Pure'. Goto Downloads and use your connection we just made to connect. Enjoy.