New & Notable


Developing nations and SDN growth: What's possible

The relatively young IT systems found in developing economies could prove the perfect stage for SDN growth, with major opportunities for forward-thinking network engineers.


New open source project challenges Open vSwitch

An alternative to Open vSwitch aims to execute software upgrades without disrupting network services. Expert Keith Townsend explains how the technology works.


Making the business case for NFV

Building a compelling business case for NFV is challenging, but essential. Telecom expert Tom Nolle explains how to convince CFOs that the time is right for implementation.


How to approach SDN automation

This week, bloggers explore the role of IT service management in SDN automation, Juniper's disaggregation of Junos software and complications of modern networks.

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SDN Basics

  • Get Started

    Cutting through the SD-WAN hype

    More than just a buzzword, software-defined WAN (SD-WAN) is already delivering benefits to early adopters. Skeptics warn, however, it's no magical elixir.

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    SD-WAN (software-defined WAN)

    Software-defined WAN (SD-WAN) is a wide area network deployment method that abstracts intelligence into a virtual overlay, dynamically routing branch office traffic over both public and private connections for greater efficiency and cost savings.

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    Should your enterprise consider SD-WAN?

    SDN is making its way to the edge of the wide area network. But just what is SD-WAN, and who should consider it? Networking expert Lee Doyle explains.

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