Ok, your ISP is your Internet Service Provider... who do you pay for your internet access?AOL

If you're using dial up then you might not have an external modem. Are there any boxes (apart from speakers etc) that plug into your phone line or your computer?Umm its a lap top so no

Did you go through those firewall setup instructions & make sure that your XP firewall was configured properly?I think

Did you do the port test & did it work?yes