Don’t Get Attached To SD-WAN

For some time now, SD-WANs (Software Defined Wide Area Networks) have been the subject of much hype and discussion in the networking community.  Outsiders most likely get a chuckle at yet another acronym created by data networking enthusiasts: “SD-WAN”. Don’t get attached to SD-WAN — the acronym, that is — since it may go the […]

Cord-Cutting Comes to the Enterprise WAN

The advent of low cost, high-speed Internet connections to the home paired with online streaming services such as Netflix has started a trend known to many as cord-cutting. Cord-cutters — those who choose to eliminate their subscription to expensive cable TV services — have quickly realized that they can reduce costs and still maintain high […]

Lessons Learned From a Cloud Migration

It’s hard to go anywhere today and not be inundated with the cloud. I see billboards on highway 101 between San Jose and San Francisco, there are cloud signs in airports, and it seems every TV show has some kind of cloud commercial embedded in it. This has put tremendous pressure on IT leaders to […]

Hot Air Hype or a New Route to The Hybrid Cloud?

Claiming to have a unique ‘hybrid cloud’ delivery strategy, HP has now released its Helion hybrid cloud portfolio for cloud builders, service providers, ISVs and enterprise customers. But coming almost ten years after the first cloud launch, HP may seem a little behind the curve. With its new technology essentially a set of cloud platforms […]

Eight Best Practices For Cloud Security

There’s been a lot of FUD spread around in recent years on the subject of the public cloud. But as often happens in technology, convenience trumps security as far as users are concerned, and cloud services are just too convenient to turn down. Whether it’s to access your work files from home, to speed up […]

Cloud Islands & Fantasy Islands: Addressing the Cloud’s Dark Side

Remember the TV show Fantasy Island? The late 70s/early 80s show would start with a character named Tattoo shouting “The plane! The plane!” and pointing to the sky at a plane coming to the Island filled with a bunch of people looking to fulfill a fantasy. The other main character, Mr. Roarke (aka Khan Noonien […]

What Is A Next-Generation WAN?

In one of my last two blogs I discussed how a software defined WAN will automate the configuration of WAN edge routers and enable a WAN with multiple links to automatically reallocate traffic based on changing network conditions. In the other I discussed some of the WAN design options that the Open Networking User Group […]

Internet Connections Can Be Used For More Than Best Effort Traffic

The topic of WAN transformation is certainly nothing new, but the shift to mobile and cloud computing is making the evolution of the WAN something businesses must make a priority. Prior to being an analyst I ran some fairly large WANs, and for as long as I can remember there has been talk of trying […]

Six Pitfalls To Avoid In The Hybrid Cloud

It’s prediction season for the year ahead, and one of the most popular forecasts this time is that 2015 will be when hybrid clouds become practical. This isn’t one of those forecasts that come around time and again though – like “this is the year of desktop Linux” – no, this one is pretty solid. […]

Addressing Business Outcomes Through The Intercloud

At this year’s Cisco C-scape EMEAR analyst event, the vendor downplayed its hardware product launches, focusing instead on its rapidly evolving business credentials. Cisco, with its oft-repeated message of massive Internet traffic growth, talked this time about business outcomes, and delivering all the elements – hardware, software, and professional services — to make that happen. […]