Make your home PCs accessible anywhere with Dynamic DNS for free
You can access your home network from the public Internet without investing in a pricey broadband account that has a static IP address. The solution is to use a free service from DynDNS.com.
George Ou shows you how to set up your account, configure your router to update the DDNS server with your dynamically changing IP address, and open the ports necessary to access your resources from the Internet.
This download is also available as an article.