6 Key Milestones in Computer Networking History

Take a look back at some breakthrough networking technologies.

When it comes to amazing advancements in computer networking, there are literally dozens of technologies that paved the way and shaped the field as we know it. Looking way back, inventions that pioneered networking include the SAGE national air defense system and SABRE, the first online reservation system, both built by IBM.

In this slideshow, we focus on a few key revolutionary developments are core to the enterprise network IT pros work on today. These milestones each have their own unique story and often contain bits of history that are fascinating and sometimes humorous.

You will notice that this list doesn't include more recent technologies such as network functions virtualization (NFV) or SD-WAN. These technologies may eventually prove to be historically significant, but it's far too early to tell. We can only speculate on what technologies have the potential to impact us in the future.

So please join us for a trip down memory lane to recognize six great milestones in computer networking history.

About the Author(s)

Andrew Froehlich, President, West Gate Networks

President, West Gate Networks

As a highly experienced network architect and trusted IT consultant with worldwide contacts, particularly in the United States and Southeast Asia, Andrew Froehlich has nearly two decades of experience and possesses multiple industry certifications in the field of enterprise networking. Froehlich has participated in the design and maintenance of networks for State Farm Insurance, United Airlines, Chicago-area schools and the University of Chicago Medical Center. He is the founder and president of Loveland, Colo.-based West Gate Networks, which specializes in enterprise network architectures and data center build outs. The author of two Cisco certification study guides published by Sybex, he is a regular contributor to multiple enterprise IT related websites and trade journals with insights into rapidly changing developments in the IT industry.

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