Greg Bryan

Greg is Senior Manager, Enterprise Research at TeleGeography. He's spent the last decade and a half at TeleGeography developing many of our pricing products and reports about enterprise networks. He is a frequent speaker at conferences about corporate wide area networks and enterprise telecom services. He also hosts our podcast, TeleGeography Explains the Internet.

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Recent Posts

Aug 6, 2019

Adding SD-WAN, Keeping MPLS

My wife has a brutal Northern Virginia commute; she drives about 80 miles a day. Recently, we decided it was time for a new car for her.

Aug 1, 2019

Wargaming Your WAN: MPLS-Broadband Edition

Hello and welcome to the third entry in our series about wargaming WAN configuration scenarios. We’ve made it to the MPLS-broadband edition!

Before we continue: if you haven’t read the previous entries where I introduce our hypothetical WAN and then add local internet breakouts with DIA, it probably makes sense to do that before you dive into this one. (This scenario mirrors our last, but replaces DIA with ISP-sourced business broadband.)

Jul 22, 2019

Adopting Local Internet Breakouts in an MPLS-DIA Hybrid WAN

Welcome to the second entry in this series on “wargaming” WAN scenarios to make sure you’re getting the most bandwidth bang for your buck. 

The first actual scenario we’re going to tackle is adopting local internet breakouts in an MPLS-DIA hybrid WAN. Let’s dive in.

Jul 18, 2019

Why Should You Model WAN Costs? Our New Blog Series Will Show You.

I recently finished Seveneves by science fiction author and telecom enthusiast Neal Stephenson.

This book tells the story of near-future humanity struggling to survive after the moon explodes and threatens to end all life on Earth. The scientific and military elite game out their way forward, running models to identify scenarios with the highest probability of survival.

This brings me to wide area networking.

Apr 8, 2019

Picking Your Provider: How Carrier Selection Affects Your WAN Costs

My grandfather told stories about his days as a milkman in the 50s. To a kid growing up 30 years later, the concept seemed pretty weird. Why would someone drive to your house with your milk instead of you picking it up at the grocery store with the other food?

Aug 21, 2018

SD-WAN Full Mesh Capabilities Were a Big Draw for Henkel

Consumer products company Henkel converted a portion of its global network, primarily in Asia, to SD-WAN.

What sold them on the switch? SD-WAN’s ability to support full mesh capability and application-based routing were big selling points.

May 3, 2018

Charting the State of the WAN in 2018

What drives your SD-WAN adoption? Will MPLS be part of your WAN? Are you benchmarking your network spend?

We asked these questions—and many more—to the audience during our recent WAN Summit New York. Keep scrolling to see what attendees said about SD-WAN, MPLS, and more.

Jan 4, 2018

Global Real Estate Services Business Builds for the Future With SD-WAN

Cushman & Wakefield is a 100-year-old, privately-held real estate services business. It reached its current size through a series of mergers and acquisitions–activity that meant its network was a mishmash of services from different providers.

Dec 4, 2017

From Farm to Fork Via Carrier Neutral Facilities

This post originally appeared on LinkedIn.

At our recent WAN Summit Singapore, Cargill’s Senior Network Technology Adviser Daryl Yeo explained how Cargill has been transforming its network. (Missed it? You can watch the whole thing here.)

Oct 11, 2017

DHL Weighs Hybrid WAN Options

A shift to hybrid WAN could yield substantial savings, even though it would be a complex undertaking for the global logistics company DHL, explained Head of Network Architecture Michael Becerra in a presentation at WAN Summit Singapore.