XP SP2 Wireless Hotfix

hello,
have excellent signal but limited or no connectivity on my wireless. have tried a few things but definitely over my head/ slightly overwhelmed/ frustrated. seems Laptop cannot get/ generate new IP adress.
I have seen the recommendation to download a SP2 wireless hot fix but cannot find the link. Could someone provide that for me?

Thanks, In advance.

Mike

 

May be this can Help.

My New Wireless does not work - http://www.ezlan.net/wireless.html

Wireless, Basic Configuration - http://www.ezlan.net/Wireless_Config.html

Wireless Security - http://www.ezlan.net/Wireless_Security.html