Virtualization Essentials

Understanding Network Virtualization

Even more so than data storage, networking is everywhere in our daily lives. We update our Facebook pages, send email, send text messages, and Tweet with smart phones that must be connected through a network to the servers that provide these functions. Telecommunications providers charge money for data plans—and as you use more, you pay more, as you would for any utility like water or electricity. In our cars, the GPS talks to satellites across networks that give us real-time traffic information. At home our computers can be connected to a cable modem, DSL, or even dial-up connection to access the Internet. Newer televisions and multimedia devices allow us to stream movies, on-demand content, music, and even ...