TeleGeography Explains the Internet
Episodes
The Edge and AI Inferencing | TG Explains AI
19 Mar 2026
Contributed by Lukas
This episode features Hunter Newby, a veteran of the telecom industry with experience spanning from LDDS WorldCom to building carrier hotels and neutr...
Impact of AI on Transport | TG Explains AI
12 Feb 2026
Contributed by Lukas
What are the real bottlenecks in AI infrastructure development? How is this infrastructure boom similar to the 90s internet boom? How do we overcome t...
AI Adoption in Networking | TG Explains AI
05 Feb 2026
Contributed by Lukas
Host Greg Bryan welcomes Jason Gintert back to the show. As the incoming President of the U.S. Networking User Association, Jason dives into the curre...
The Impact of AI on the Network | TG Explains AI
29 Jan 2026
Contributed by Lukas
Our latest pod series on all things AI continues with Seva Vayner, Product Director for Cloud Edge & AI at Gcore. Seva joins host Greg Bryan to ta...
All About AIOps | TG Explains AI
22 Jan 2026
Contributed by Lukas
It's a new year and the TeleGeography Explains the Internet team is kicking off a multi-episode series all about AI and its impact on global networks....
Cloud & Data Centers: What to Know for 2026
22 Dec 2025
Contributed by Lukas
TeleGeography experts Jon Hjembo and Patrick Christian answer our biggest questions about recent data center and AI booms. In this final episode of ou...
Pricing & Enterprise Networks: What to Know for 2026
18 Dec 2025
Contributed by Lukas
Welcome to the second episode in our three-part series catching up on the most interesting stories in telecom from 2025, and looking forward to what w...
Submarine Cables & Transport Networks: What to Know for 2026
17 Dec 2025
Contributed by Lukas
What were the big cable headlines of this year, and what do you need to know about transport networks in 2026? To find out, we're kickstarting our thr...
How Great ISPs Nail Their Net Promoter Score Surveys
11 Dec 2025
Contributed by Lukas
While we hear a lot about automated provisioning and NaaS, how long does it really take to get a quote for DIA service? Or more to the point, how long...
Space Weather + Sub Cables | Shibaji Chakraborty, PhD
16 Oct 2025
Contributed by Lukas
Perhaps you've seen the Aurora Borealis. This is a beautiful example of what we call space weather. But did you know that space weather could take ou...
616: All About Network Resiliency | Tony O’Sullivan
09 Oct 2025
Contributed by Lukas
Tony O’Sullivan, CEO of RETN, joins Greg to discuss network resiliency. They address how providers can build networks that withstand outages, whethe...
Submarine Cable Sensing | Mark Englund
02 Oct 2025
Contributed by Lukas
In our final episode of this special podcast series about undersea cables, we're exploring the rapidly evolving technology of using fiber optic cables...
615: Wait But Why...Do We Use the Internet Like That?
26 Sep 2025
Contributed by Lukas
Today's bonus podcast welcomes Tim Urban, author of the blog Wait But Why (https://waitbutwhy.com/) and the book "What's Our Problem?" For a change of...
Submarine Cable Routing | James Porter
25 Sep 2025
Contributed by Lukas
Where do operators physically place their submarine cables, and why does that matter? Even among those familiar with the undersea cable market, many d...
The Faults in Our Cables | Alan Mauldin and Mike Constable
18 Sep 2025
Contributed by Lukas
When submarine cables hit the mainstream media, it might be because something has gone wrong. Especially when faults lead to a bottleneck that slows d...
Sub Cable Security | Ferris Adi
11 Sep 2025
Contributed by Lukas
Let's talk about keeping submarine cables secure. Ferris Adi, Chief Information Security Officer at Trans Americas Fiber System (https://transamericas...
The Economics of Submarine Cables | Lane Burdette
04 Sep 2025
Contributed by Lukas
We're kicking off a brand new mini-series all about *submarine cables.* To start off the series, we couldn't think of a better guest than Senior Resea...
614: An FCC Commissioner Explains Spectrum Allocation and Broadband Expansion
05 Jun 2025
Contributed by Lukas
Joining us today is FCC Commissioner Nathan Simington. Commissioner Simington has served on the Commission since late 2020. He brings a diverse backgr...
613: Automate or Bust
17 Apr 2025
Contributed by Lukas
We welcome Michael Martin, formerly a global network and security architect at McKinsey. Michael has extensive experience in the enterprise network ...
612: Lightyear Considers the State of Connectivity
20 Mar 2025
Contributed by Lukas
Dennis Thankachan, Co-Founder and CEO of Lightyear (https://lightyear.ai/), is back on the pod. We discuss Lightyear's State of Connectivity Report (h...
611: The Podcast Goes Dark! (Dark Fiber, That is)
06 Feb 2025
Contributed by Lukas
We haven't been getting enough fiber here at TeleGeography Explains the Internet, but we're about to change that. We welcome Todd Chapman, a veteran ...
610: What You Need to Know About Network as a Service in 2025
30 Jan 2025
Contributed by Lukas
Our next guest is Fahim Sabir, Director of Digital Solutions at Colt. What is NaaS? Fahim joined us to clarify the often confusing world of Network as...
609: A Telecom Year in Review
26 Dec 2024
Contributed by Lukas
As the year ends, a few teammates joined us on the podcast to review the major telecom events of the past 12 months and chat about what we might antic...
608: Data Assurance in the Age of AI
19 Dec 2024
Contributed by Lukas
Our latest guest is Vinay Prabhu, Director of Product Management at Graphiant. He joins us to discuss the intricacies of moving data around the globe....
607: Internet Sourcing, as Explained by an Internet Aggregator
05 Dec 2024
Contributed by Lukas
Our guest today is Rutger Bevaart, CEO and Co-founder of GNX. Rutger has a deep history in the telecom industry and founded GNX to streamline internet...
606: When Networking and Security Collide
21 Nov 2024
Contributed by Lukas
Our guest today is Marcel Stadler, Product Manager of SD-WAN at Open Systems. Marcel joins our semi-annual conversation on SD-WAN; he outlines how man...
605: A Guide to Calculating the World's Next Interconnectivity Hub (According to You)
14 Nov 2024
Contributed by Lukas
Where are we building data centers? Why? What markets are primed for interconnectivity glory? Which ones are getting left in the dust? We've heard the...
604: Who Orchestrates the Orchestrators?
07 Nov 2024
Contributed by Lukas
We're back on the AI beat, specifically looking at how it can support corporate network automation. Our guest today is Jamie Pugh, CTO at Globalgig. J...
603: What Network Managers Should Know About AI and Machine Learning
31 Oct 2024
Contributed by Lukas
We had to do an AI episode of the pod. For that, we welcome Michael Wynston, Director of Network and Security Architecture at Fiserv. He's here to hel...
602: What to Know About Direct-to-Device Satellite Communications
24 Oct 2024
Contributed by Lukas
For our next episode, we look to the sky. Our guest is Sal Salamone, Managing Editor of Network Computing magazine. Sal joins to discuss the emerging ...
601: The History of U.S. Telecom Policy (in Under 60 Minutes)
17 Oct 2024
Contributed by Lukas
TeleGeography Explains the Internet examines U.S. telecom law. Greg is joined by Jeff Long, a private practice attorney with broad experience in the d...
TeleGeography Literally Explains the WAN
07 Mar 2024
Contributed by Lukas
Over the past five weeks, we've endeavored to explain precisely how data moves around the world, covering: What is the Internet? https://blog.telegeo...
TeleGeography Literally Explains the Cloud
29 Feb 2024
Contributed by Lukas
You may have heard a popular saying: There is no cloud, only other people’s computers. To explain how it works, Senior Research Manager Patrick Ch...
TeleGeography Literally Explains Data Centers
22 Feb 2024
Contributed by Lukas
How and where do networks meet and exchange traffic with each other? How do they access their destinations? Senior Research Manager Jon Hjembo helps u...
TeleGeography Literally Explains Transport Networks
15 Feb 2024
Contributed by Lukas
We explore the physical transport networks behind this seemingly invisible, omnipresent information superhighway. And we get a little help from TeleGe...
TeleGeography Literally Explains the Internet
08 Feb 2024
Contributed by Lukas
What is the internet? Simply put, the internet is a network of computers. Computers can only understand two things: on and off. Everything that we do ...
511: Wi-Fi 6 Afraid of 7?
23 Jan 2024
Contributed by Lukas
Drawing upon his vast expertise in the Wi-Fi space, Tiago Rodrigues, President and CEO of the Wireless Broadband Alliance (WBA), joins us in defining ...
510: Head in the Cloud, Toes at the Edge
21 Nov 2023
Contributed by Lukas
Today we welcome Nokia's Paul Unbehagen to the pod. Paul has a deep history in the networking world, so he approaches his role at Nokia—NE Americas ...
509: Why 4G Is Still Relevant for Enterprise Connectivity
07 Nov 2023
Contributed by Lukas
We welcome SmartCIC CEO Toby Forman to the show. Toby has a global perspective on the development of fixed wireless access (FWA) and its potential as ...
508: How Geography Influences Network Security
31 Oct 2023
Contributed by Lukas
Today’s guest comes to the security world with a deep background in cloud and networks. Joe DePalo is Chief Platform Officer at Netskope, and the id...
507: How Do Targeted Ads Work? Is My Phone Listening In?
17 Oct 2023
Contributed by Lukas
We're asking the big questions about mobile advertising. Luckily, Ross Flynn of the Mobile Ecosystem Forum is with us to explain. Ross has a backgroun...
506: Born in the (US)NUA: LIVE from Ohio!
10 Oct 2023
Contributed by Lukas
In August, we joined a meeting of the OH Network User Group at the BrewDog hotel and brewery in Columbus, Ohio. (If you're unfamiliar with the Network...
505: It’s a Bird, It’s a Plane, It’s Super Cloud
03 Oct 2023
Contributed by Lukas
We're thrilled to welcome William Collins, Principal Cloud Architect at Alkira, to the pod. We asked William to discuss the history of enterprise clou...
504: How NaaS Relates to SDN and Automation
26 Sep 2023
Contributed by Lukas
Telecom industry veteran Mark Daley, Epsilon Telecommunications Director of Digital Strategy and Business Development, joins us on the pod. After sp...
503: The Total Transformation of Latin American Telecom
19 Sep 2023
Contributed by Lukas
Luis Fiallo has been in the telecom industry for over 25 years. For the majority of that time, he has been at China Telecom Americas, witnessing first...
502: Why Telecom Service Providers Need To Automate
12 Sep 2023
Contributed by Lukas
We welcome Stan Hubbard, Principal Analyst at MEF, to the show. Stan recently authored a State of the Industry Report for MEF; we wanted to have him o...
501: Are These WAN Sourcing Trends Real or Just Hype?
05 Sep 2023
Contributed by Lukas
Dennis Thankachan, Co-Founder and CEO at Lightyear, joins us on the pod. Dennis is uniquely positioned to see how enterprises are sourcing networks. T...
425: Surveying the WANscape
25 Apr 2023
Contributed by Lukas
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 t...
424: What Happens to Cables When The Earth Moves Under Our Feet?
18 Apr 2023
Contributed by Lukas
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...
423: Staying a Step Ahead of Mobile Fraudsters
11 Apr 2023
Contributed by Lukas
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...
422: AI Meets The Corporate Network
04 Apr 2023
Contributed by Lukas
Today’s episode of TeleGeography Explains the Internet is about artificial intelligence. And for that we welcome Kannan Kothandaraman, Co-Founder an...
421: What Makes a WAN Truly Secure?
28 Mar 2023
Contributed by Lukas
Aryaka’s Chief Product Officer Renuka Nadkarni visits the podcast. We discuss how Aryaka approaches the WAN across different services like network, ...
420: When Carriers Collaborate
21 Mar 2023
Contributed by Lukas
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...
419: Confessions of a Telecom Investor
14 Mar 2023
Contributed by Lukas
Meet Aaron Chan, Founder and Managing Partner at Recurve Capital. As an investor in the “technology media and telecom” space—or “TMT” as the...
418: Behind the Seas—Making Our Famous Submarine Cable Map
09 Mar 2023
Contributed by Lukas
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 Tele...
417: Preparing the Next Generation of Infrastructure Professionals
21 Feb 2023
Contributed by Lukas
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 f...
416: The Death of Voice Has Been Greatly Exaggerated
07 Feb 2023
Contributed by Lukas
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 ab...
415: Unpacking Telecom Predictions of the Past
31 Jan 2023
Contributed by Lukas
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 Evange...
414: SASE and Secure
24 Jan 2023
Contributed by Lukas
This week we welcome Jeremiah Ginn, Software Defined Cybersecurity Evangelist at AT&T and author of Diving into SASE. In this episode, you'll lear...
413: A Brief History of Networking as a Service
17 Jan 2023
Contributed by Lukas
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-sc...
Bonus Episode: The WAN in 2022
01 Jan 2023
Contributed by Lukas
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...
411: 2022 in Review (Part 2)
27 Dec 2022
Contributed by Lukas
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 s...
410: 2022 in Review (Part 1)
20 Dec 2022
Contributed by Lukas
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 ...
409: The Digital Divide Episode
13 Dec 2022
Contributed by Lukas
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...
408: Orchestrating the Service Lifecycle
06 Dec 2022
Contributed by Lukas
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...
407: Embracing Carrier Service Automation
29 Nov 2022
Contributed by Lukas
This week, with the help of Jeremy Villalobos, COO of Orchest (formerly known as GoldConnect) we tackle automation from a carrier perspective. What is...
406: Unraveling the Fabric Providers of Reality
22 Nov 2022
Contributed by Lukas
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'...
405: Unpacking Network Observability
15 Nov 2022
Contributed by Lukas
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 ...
404: What Role Do Satellites Play in Global Communication?
18 Oct 2022
Contributed by Lukas
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 satelli...
403: Mobile as Infrastructure in Africa
11 Oct 2022
Contributed by Lukas
Our guest today is Waheed Adam, Global Board Director of the Mobile Ecosystem Forum and Executive Chairperson at iTouch Messaging Service. He was a f...
402: Data Centers and the Opportunity at the Edge
04 Oct 2022
Contributed by Lukas
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'...
401: Simply Illuminating
27 Sep 2022
Contributed by Lukas
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 b...
Introducing TeleGeography Explains the Internet
23 Sep 2022
Contributed by Lukas
Get ready. There's a new season of the WAN Manager Podcast coming to your feeds next week. This season will be our biggest yet. It’s so big, we co...
WAN Manager Podcast 316: What’s Wireless Got to Do With It?
21 Jun 2022
Contributed by Lukas
Anyone in the WAN business—from the carrier or end-user side—knows that local access can present some of the biggest challenges in corporate netwo...
WAN Manager Podcast 315: How Enterprises Are Implementing NaaS (And Leaving MPLS)
14 Jun 2022
Contributed by Lukas
While NaaS and the middle mile are fairly new concepts, they're not new to the podcast. In episodes past, we've highlighted the framework, concept, ma...
WAN Manager Podcast 314: Untying the Gordian Knot, Unlocking Your Future Network
07 Jun 2022
Contributed by Lukas
The TeleGeography team began benchmarking networks almost a decade ago. (Time flies when you're having fun!) Back then, the big use case was making su...
WAN Manager Podcast 313: Very NaaS!
03 May 2022
Contributed by Lukas
Our readers likely know about NaaS: cloud-based network architecture that allows a WAN manager to stitch together different enterprise network compone...
WAN Manager Podcast 312: SASE Isn’t Revolutionary. It’s Evolutionary.
19 Apr 2022
Contributed by Lukas
Here's a hot take: the networking hype cycle has moved on from SD-WAN in favor of SASE and now SSE. To help us navigate how these changes are impactin...
WAN Manager Podcast 311: Running a Network for a Healthcare Company. During a Pandemic.
12 Apr 2022
Contributed by Lukas
Two years ago—when the world shut down—WAN managers had to scramble to accommodate massive changes. Offices transitioned to remote work and naviga...
WAN Manager Podcast 310: How Global Events Impact the Internet
05 Apr 2022
Contributed by Lukas
Although WAN managers have always had to be aware of internet performance and outages, this is increasingly crucial in the internet-first WAN era. To ...
WAN Manager Podcast 309: How Do You Solve a Problem Like Middle Mile?
22 Mar 2022
Contributed by Lukas
Coevolve CTO Ciaran Roche is back on the pod. And he's in the hot seat to discuss how middle mile solutions are selected to solve real-world enterpris...
WAN Manager Podcast 308: Data Centers and Digital Transformation
08 Mar 2022
Contributed by Lukas
When it comes to the cloud and digital transformation of the enterprise, it's always useful to come back to the fact that physical geography matters t...
WAN Manager Podcast 307: The WAN Managers Have Spoken (For Now)
22 Feb 2022
Contributed by Lukas
We've crunched the numbers from our survey of WAN managers in 2021 and our new analysis is ready and waiting. What'd we find? To start, the extended e...
WAN Manager Podcast 306: Integrating Wireless into the WAN
15 Feb 2022
Contributed by Lukas
One of the earliest and most persistent use cases for SD-WAN has been the ability to utilize alternative connectivity options like internet and fixed ...
WAN Manager Podcast 305: Upskilling Network Architects for the Automated Network
08 Feb 2022
Contributed by Lukas
Network automation pops up often on the pod. But, you know what's under-discussed? The HR aspect of upskilling IT workers and/or acquiring the right t...
WAN Manager Podcast 304: The Multicloud-Verse of Madness
25 Jan 2022
Contributed by Lukas
We're going to talk about the cloud. More specifically, cloud outages and how to avoid them and mitigate their impacts. There's no way we can dig into...
WAN Manager Podcast 303: 2021 in Review | Part 2
21 Dec 2021
Contributed by Lukas
If you caught last week's special episode of the pod, you must be waiting on the edge of your seat for the second installment. To recap, Greg Bryan a...
WAN Manager Podcast 302: 2021 in Review | Part 1
14 Dec 2021
Contributed by Lukas
In this podcast holiday special, we're shaking the snow globe that is the 2021 WANscape. Greg welcomes back TeleGeography Analyst Elizabeth Thorne to ...
WAN Manager Podcast 301: Wholesale Pricing and the WAN
23 Nov 2021
Contributed by Lukas
While a fifteen-year friendship with Greg is not a prerequisite for guests on the pod, it sure makes for good conversation. To kick off Season 3 of ...
WAN Manager Podcast 220: Would an SD-WAN by Any Other Name Smell as Sweet?
04 Aug 2021
Contributed by Lukas
As we dig into technical standards and definitions, MEF has come up several times on this show. It was only a matter of time before we put them in the...
WAN Manager Podcast 219: NaaS, Cloud, and the Future of 5G
12 Jul 2021
Contributed by Lukas
Listeners know that we've covered middle mile and NaaS on this show. And we've touched on the various companies that are emerging around these issues....
WAN Manager Podcast 218: The Very Definition of SD-WAN
06 Jul 2021
Contributed by Lukas
When TeleGeography started tracking the SD-WAN market in 2017, we found dozens of vendors with a service they were calling "SD-WAN." But are all of th...
WAN Manager Podcast 217: BorgWarner's Big SD-WAN Adventure
28 Jun 2021
Contributed by Lukas
Are you like the (approximately) half of our survey respondents who have not yet adopted SD-WAN? Or perhaps you're in the midst of deployment and want...
WAN Manager Podcast 216: To the Edge and Back
21 Jun 2021
Contributed by Lukas
Today we're living on the edge! Whether we're talking security and SASE, NaaS, or cloud computing—or many other topics, honestly—edge networks and...
WAN Manager Podcast 215: Managing Multinational Network Modifications
14 Jun 2021
Contributed by Lukas
It's another case study episode of the pod. Today, we welcome Ian Calderbank, Enterprise Network Architect at PageGroup, to the hot seat. In his conve...
WAN Manager Podcast 214: Citing Our Sources
07 Jun 2021
Contributed by Lukas
In this episode, we dig into sourcing. Our listeners know that we often discuss the migration of large enterprises away from one or two global supplie...
WAN Manager Podcast 213: Nailing Down Network-as-a-Service
01 Jun 2021
Contributed by Lukas
Our data shows that a majority of enterprises have more than one IaaS provider. For SaaS, that number can be dozens, hundreds, even more. And most hav...
WAN Manager Podcast 212: Submarine Cables—It's Not Bitcoin
17 May 2021
Contributed by Lukas
We often say we'll " deep-dive" into an issue at the beginning of our pods. Today, we almost mean that literally, as Greg welcomes TeleGeography Resea...
WAN Manager Podcast 211: I'm Just the Middle Mile Man
10 May 2021
Contributed by Lukas
We're going back to the middle. The middle mile, that is. Like many telecom terms, this is one that you might have to follow up with “what exactly d...
WAN Manager Podcast 210: MPLS is Dead. Long Live MPLS.
27 Apr 2021
Contributed by Lukas
The average enterprise network had MPLS running at 82% of sites in 2018. That fell to just 58% in 2020. About one-third have active backups—and a qu...