Slow Down sign on the roadside
What’s Holding Back SD-WAN Adoption?
/ Nov 24, 2015 0 COMMENTS

The emergence of a fundamentally new technology or an approach to implementing technology is typically followed by a spate of articles that describe the use cases for that technology or approach. We have certainly seen that over the last year or two with software defined WANs (SD-WANs). Identifying the use cases is important, but use…

Man behind a computer covering his face in frustration
It’s Time To Stop The ‘WANSanity’
/ Nov 17, 2015 0 COMMENTS

One of the quotes that Albert Einstein is credited with is: “The definition of insanity is doing the same thing over and over again and expecting different results.” If that is indeed how insanity is defined then there is no part of IT that is more insane than the corporate WAN. I’ll explain why I…

Graphs, calculator and paper statements
Hybrid WAN — It’s Time To Do The Math
/ May 7, 2015 1 COMMENTS

With more applications hosted by SaaS providers and businesses constantly looking at ways to drive down costs, without sacrificing performance, companies are looking at ways to augment or replace their costly MPLS WAN infrastructure with the Internet. MPLS networks have long served the needs of the enterprise, however, more businesses are realizing that they are…

Facebook ice sculpture, celebrating Luleå data center
The Software-Defined Social Network — Facebook’s High-Capacity WAN
/ Apr 8, 2015 0 COMMENTS

Facebook’s datacenters at the edge of the Arctic Circle in Lulea, Sweden need to have sufficient connectivity to provide performance, now and in the future, for all the activities Facebook believes its users will be carrying out. Your average wide area network connectivity is not an option for Facebook – leased lines would just be…

motherboard covered in computer chips
It’s The Software, Stupid! But Also The Hardware And ASICs
/ Feb 25, 2015 0 COMMENTS

The mania around software is at an all-time high. Everyone is a software vendor and it seems no one wants to be in the hardware business anymore. Software is the new, sexy item and people flock to software solutions like teens flock to Taylor Swift — hardware is so last century. However, I think it’s…

Should Enterprise Take a Big Bang Approach To NFV?
/ Jan 21, 2015 0 COMMENTS

As the interest in SDN continues to increase, we are also seeing growing interest in a related network architecture: Network Functions Virtualization (NFV). Organizations that are evaluating the viability of NFV have to make a key decision early on: Should they go forward with a piecemeal approach or should they go for a big bang…

All I Want For Christmas Is Some Dumb IP
/ Dec 22, 2014 0 COMMENTS

Well, it’s that time of the year – the time when we’re thinking about what we want for Christmas, and what we will get our friends and family. If you’re looking for the perfect gift for that network manager in your life, try getting some dumb IP, otherwise known as plain old Internet services. Why…

heart shattering into many pieces
Dear MPLS, We Need to Break Up
/ Nov 12, 2014 12 COMMENTS

Dear MPLS, I’ve considered writing this letter for quite some time.  Fifteen years is a long time together, especially in the technology world. Many would say that this is long overdue. We’ve had our ups and downs as many relationships do, but alas, I’ve met someone else. When we first met in the 90’s you…

Computer Network
5 More Ways WAN Optimization is Still Relevant
/ Nov 5, 2014 0 COMMENTS

You’ve heard it, I’m sure. “Bandwidth is cheap. Why do we need WAN optimization?” It seems like a week doesn’t go by when I hear that question. I listed five reasons in my last post; here are five more to consider: 1) A Faster Cloud – WAN optimization dramatically reduces the time to move data…

A Rising Tide Lifts All Boats
/ Jul 8, 2014 0 COMMENTS

Whether a tugboat or luxury yacht, the axiom holds true: “a rising tide lifts all boats.”  Any improvement in an industry will benefit all members within that group — large or small. With this in mind, it’s easy to see how an advancement in applications and services delivered over shared networks might spur the networking…