If VirtualBox can't connect to the Internet, check the network settings and network adapter and try to diagnose it. Read this article to learn more.

VirtualBox is a general-purpose full virtualizer for x86 hardware. Targeted at server, desktop and embedded use, it is a professional-quality virtualization solution that is also Open Source Software.

Netgear provides a remote client for Windows XP that allows you to retrieve any file on the ReadyNAS as long as you have an Internet connection.