CCIE Professional Development Series Network Security Technologies and Solutions
by Yusuf CCIE No. 9305 Bhaiji
Introduction
The Internet was born in 1969 as the ARPANET, a project funded by the Advanced Research Projects Agency (ARPA) of the U.S. Department of Defense. The Internet is a worldwide collection of loosely connected networks that are accessible by individual computers in varied ways, such as gateways, routers, dial-up connections, and through Internet service providers (ISP). Anyone today can reach any device/computer via the Internet without the restriction of geographical boundaries.
As Dr. Vinton G. Cerf states, “The wonderful thing about the Internet is that you’re connected to everyone else. The terrible thing about the Internet is that you’re connected to everyone else.”
The luxury of access to this wealth of information comes with ...
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