The Evolution Of The Ethernet Switch

Faster speeds, new forwarding technologies and the emergence of software-defined networks reshape the Ethernet switch landscape.

Ethan Banks

February 24, 2014

1 Min Read
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Buying an Ethernet switch is no longer a simple task. While there are several reasons for this, perhaps the greatest one is that of innovation. Today, buyers must learn a variety of technical nuances that set switches apart from one another, match those capabilities to their organization's needs, and then move ahead to a purchase.

If you think faster speeds are the extent of the new Ethernet technology, you're focusing on one detail of a much larger picture. Yes, greater speeds are an important part of what's new with Ethernet switching; 10GbE and even 40GbE are found in a wide variety of platforms.

But beyond the speeds themselves, new forwarding technologies that enable all links in a layer 2 domain to be utilized have become commonplace. Beyond that, the networking industry is looking ahead to software-defined networking (SDN), where traffic can be forwarded through a datacenter in ways we haven't even thought of yet.

Read the rest of this article on Network Computing.

About the Author

Ethan Banks

Senior Network ArchitectEthan Banks, CCIE #20655, is a hands-on networking practitioner who has designed, built and maintained networks for higher education, state government, financial institutions, and technology corporations. Ethan is also a host of the Packet Pushers Podcast. The technical program covers practical network design, as well as cutting edge topics like virtualization, OpenFlow, software defined networking, and overlay protocols. The podcast has more than one million unique downloads, and today reaches a global audience of more than 10,000 listeners. Also a writer, Ethan covers network engineering and the networking industry for a variety of IT publications and is editor for the independent community of bloggers at PacketPushers.net.

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