TeleGeography
TeleGeography Explains the Internet
Explore the global business of connectivity with TeleGeography’s Greg Bryan. (With lots of cameos from all of our TeleGeography experts as we get into the ins and outs of the way the world connects.)
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TeleGeography
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Podcast website
Latest episode
Jun 18, 2026
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Episodes
425: Surveying the WANscape 25.04.2023 47:27
Season 4 ends on a high note with Junior Research Analyst Mei Harrison’s podcast debut. As one-half of our enterprise team's two-man band, Mei is the perfect person to help us discuss results from our recently published WAN Manager Survey. We highlight the key trends in multinational corporate networks worldwide, covering MPLS vs. DIA use in the underlay, SD-WAN adoption, cloud connectivity, NaaS,...
424: What Happens to Cables When The Earth Moves Under Our Feet? 18.04.2023 49:59
How are submarine cables impacted by tectonic shifts beneath the seafloor? This week's guests are well-positioned to tell us. They join us from the UK’s National Oceanography Centre: Isobel Yeo, Researcher in Geology and Volcanology, and Michael Clare, Principal Researcher of Ocean BioGeoscience and Marine Environmental Adviser to the International Cable Protection Committee. Mike and Izzy are ge...
423: Staying a Step Ahead of Mobile Fraudsters 11.04.2023 54:30
Our guest today is Dario Betti, CEO of the Mobile Ecosystem Forum . It's always nice to have industry association folks on the show. I've found they can pull back from the perspective of a single vendor or operator to paint a broader picture of the challenges facing different corners of the telecom industry. This is exactly what Dario does in this interview on all things mobile. Dario first exp...
422: AI Meets The Corporate Network 04.04.2023 48:14
Today’s episode of TeleGeography Explains the Internet is about artificial intelligence. And for that we welcome Kannan Kothandaraman, Co-Founder and CEO at Selector AI . With a plethora of cheeky, AI-generated content out there already, we don't have to tell you that AI has been in the news a lot lately. And I know "AI" is a capacious term; this week's conversation focuses on how AI/ML will actua...
421: What Makes a WAN Truly Secure? 28.03.2023 41:43
Aryaka’s Chief Product Officer Renuka Nadkarni visits the podcast. We discuss how Aryaka approaches the WAN across different services like network, WAN optimization, SD-WAN, and security. We also chat about the state of the modern WAN, the forces that have changed it, and how those changes impact how one should think about security. With an extensive background in security, Renuka has a clear and...
420: When Carriers Collaborate 21.03.2023 53:09
Wanna look at some cool voice data? The recent expansion of the i3forum's Insights tool has quite a bit of that. I've been itching to talk about it on the podcast. So today we're chatting with the i3forum, a nonprofit industry body focused on "accelerating transformation across the carrier ecosystem." In other words, this consortium of carriers routinely collaborates on solving some of the biggest...
419: Confessions of a Telecom Investor 14.03.2023 1:04:44
Meet Aaron Chan, Founder and Managing Partner at Recurve Capital. As an investor in the “technology media and telecom” space—or “TMT” as they say in finance circles—Aaron has something of an outside perspective. In this episode, we discuss how investors view the telecom industry and how Aaron classifies publicly traded telecom companies. You'll hear Aaron's view of the long-term profitability of n...
418: Behind the Seas—Making Our Famous Submarine Cable Map 09.03.2023 38:23
There's a good chance that you first heard about TeleGeography through one of our maps . Our own Research Analyst Lane Burdette was introduced to TeleGeography when she came across our Submarine Cable Map a few years ago. Now part of the team that creates this map, Lane is understandably stoked about this week's 2023 Submarine Cable Map launch. It seems like the perfect time to welcome Lane—alo...
417: Preparing the Next Generation of Infrastructure Professionals 21.02.2023 45:06
Rohan Singh knew his future was in networking and communication when he saw his first network diagram at around 12 years old. That's probably why he feels like he's been involved in networking for most of his life. Now Vice President of Client Services at Marlabs , Rohan joined us at TeleGeography Explains the Internet to talk about all that goes into the modern digital transformation. While we ha...
416: The Death of Voice Has Been Greatly Exaggerated 07.02.2023 54:50
We brought Senior Research Manager Paul Brodsky on to discuss our most recent voice report, but we couldn’t help getting into much more. We talk about the history of telecom, and how voice and internet networks compare, and how that is impacting voice traffic and revenue. The conversation also covers the cash cow that voice once was and what's happening now. Voice enthusiasts will appreciate that...
415: Unpacking Telecom Predictions of the Past 31.01.2023 46:49
It's one thing to make predictions, but it's another to assess how those predictions turned out. One month into 2023, Mattias Fridström, Chief Evangelist at Arelion, very kindly agreed to scrutinize his 2022 forecast with us. As you'll hear, Mattias has been at Arelion (formerly Telia) for a long time. From his perspective within a tier 1 provider, he has an outstanding view of the industry. He us...
414: SASE and Secure 24.01.2023 48:35
This week we welcome Jeremiah Ginn, Software Defined Cybersecurity Evangelist at AT&T and author of Diving into SASE. In this episode, you'll learn how to define SASE based on your audience and identify the key elements that belong in the SASE framework. We then dig into the fast-paced update cycle for security software. Why is it necessary for the modern network? And what are the implications...
413: A Brief History of Networking as a Service 17.01.2023 43:17
This week's guest on TeleGeography Explains the Internet has a deep history in networking. Khalid Raza was involved in some of the earliest large-scale MPLS deployments. Then, after seeing the limitations of MPLS, he co-founded Viptela–diving head-first into the SD-WAN revolution. Khalid is now the Founder and CEO of Graphiant, a Silicon Valley-based startup. In this interview, he describes how...
Bonus Episode: The WAN in 2022 01.01.2023 14:01
Host and Senior Manager of Enterprise Research Greg Bryan broke out the data for this bonus New Year's episode. Fans of our annual WAN Manager Survey will enjoy seeing our 2022 results. We've also got intel on NaaS, SASE, MPLS, and all the other acronyms that mattered to the WAN world in 2022. We're looking forward to exploring the global business of connectivity with you in the year ahead. Cheer...
411: 2022 in Review (Part 2) 27.12.2022 45:39
We're looking back at all things telecom in 2022. And we're doing it the best way we know how: rounding up our analysts and inviting them to discuss significant findings in their research areas. Part two takes us on a journey through the last 12 months of submarine cable news, SD-WAN, security, and major world events that intersected with telecom infrastructure. We were thrilled to have TeleGeogra...
410: 2022 in Review (Part 1) 20.12.2022 57:35
Greg Bryan kicks off the first of a two-part telecom year in review, welcoming experts Patrick Christian, Rob Schult, and Jon Hjembo to highlight the major trends they saw in their principal research areas. Part one takes us through the year in wholesale internet, cloud services, transport pricing, data centers, and more. We talk inflation, we talk energy, we talk geography. And we're only just ge...
409: The Digital Divide Episode 13.12.2022 1:02:32
James “Jim” Capuano has over 30 years of experience in the telecommunications industry and is the CEO of Horizon, a more than 125-year-old service provider. We recently asked Jim to share some of his knowledge on the pod. In this episode, we view middle-mile problems and solutions from a provider perspective and discuss how the middle mile is developing in the current WAN environment. Then we turn...
408: Orchestrating the Service Lifecycle 06.12.2022 49:03
MEF CTO Pascal Menezes is back on the pod to discuss what MEF has been up to. Our first topic: Lifecycle Service Orchestration. What is it, how has it progressed, and what does it do for the carrier community? We also get into enterprise automation, operational APIs, new SASE and ZT standards, and more. Podcast HQ: https://www2.telegeography.com/telegeography-explains-the-internet-podcast TeleGeog...
407: Embracing Carrier Service Automation 29.11.2022 51:14
This week, with the help of Jeremy Villalobos, COO of Orchest (formerly known as GoldConnect) we tackle automation from a carrier perspective. What is it? How is it being used in telecom? And why is it crucial that carriers move toward automation? Of course, we had to tie in the impact on the enterprise WAN, as well as the future of automation—including practical uses for blockchain telecom. Podca...
406: Unraveling the Fabric Providers of Reality 22.11.2022 52:44
This week, we're talking about NaaS. We've covered NaaS in various contexts on this show, but this episode focuses on fabric providers and where they're headed. For that, we're so glad to have on our outspoken and knowledgeable friend Michael Wynston, Director of Network Security Architecture & Automation at Fiserv. Michael has now been on TeleGeography's podcast not once, not twice, but three...
405: Unpacking Network Observability 15.11.2022 45:39
If you want to review the state of the corporate WAN—in light of digital transformation, the cloud, SD-WAN adoption, and MPLS utilization—there's no one better to talk to than Phil Gervasi, Director of Technical Evangelism at Kentik. Lucky for us, he was this week's guest on TeleGeography Explains the Internet. We covered the state of lift-and-shift into the cloud, the perseverance of MPLS, real u...
404: What Role Do Satellites Play in Global Communication? 18.10.2022 51:38
Let's talk satellites! We have the perfect person to help us out. We're thrilled to welcome Dr. Peter Wood, TeleGeography analyst and resident satellite guy, to the pod. We discuss how, while wires still reign supreme, satellite is having a resurgence. And maybe the potential to disrupt the wireline market? Listen to our conversation to find out. It was also an excellent opportunity to get Alan Ma...
403: Mobile as Infrastructure in Africa 11.10.2022 45:46
Our guest today is Waheed Adam, Global Board Director of the Mobile Ecosystem Forum and Executive Chairperson at iTouch Messaging Service. He was a fantastic guest who brought a wealth of knowledge—and some really excellent stories—about mobile adoption as infrastructure in Africa. Senior Research Manager Patrick Christian joined in to discuss mobile-first economies, the role of hyperscalers/data...
402: Data Centers and the Opportunity at the Edge 04.10.2022 50:39
When we reached out to today's podcast guest—Jim Poole, Vice President of Business Development at Equinix—about being on the show, we asked if he'd be willing to dig into NaaS or edge data centers. But as we got to talking before our interview, we realized that these two topics are deeply interrelated. And Jim has lots of insight to share about where the market is headed. We waded through how Equi...
401: Simply Illuminating 27.09.2022 39:32
To kick off Season 4, we're going deep into the supply chain as Greg welcomes Dr. Michael Lebby, CEO of Lightwave Logic. The pair gets into making a better mousetrap for the light-switching world. Listen up if you're into the technology that makes optical transport possible, and specifically, how this technology fits into the telecom transport ecosystem. Podcast HQ: https://www2.telegeography.com...
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