The arguments for deploying a software-defined wide area network (SD-WAN) are becoming better known as the technology continues its journey into the enterprise mainstream, even if there remains a ...

IT departments are being urged to refresh branch wide area network (WAN) equipment with software-defined wide area networks (SD-WANs) as they migrate applications to the cloud and renew network ...

The contrast between virtualization in the data center, discussed in my previous No Jitter post, and virtualization in the WAN is interesting. We've had WAN virtualization, in the form of VLANs and ...

In comedy, unexpected actions make for good fun. The pratfalls. The eye pokes. But in networking, the unexpected is hardly funny. And yet it was the antics of the Three Stooges that came to mind as I ...

Cisco’s announcement earlier this month that it will add the Viptela SD-WAN technology to the IOS XE software running the ISR/ASR routers will be a mixed blessing for enterprises. On the one hand, it ...

Well, a network is a group of computer systems connected to share resources and communicate. It is also a collection of devices and computers linked together via transmission media and communication ...

Spoiler: there isn’t just one network definition. Learn everything you need to assess various network types, topologies, and architectures. The simple network definition: a system that links other ...