The Blog

Submarine networks enable uninterrupted connectivity among geographically dispersed physical data centers, effectively forming a global data center without walls.

Substantial investments driving the swift growth of AI infrastructure in both existing and new data centers are set to significantly influence data center interconnect (DCI) networks, which are essential for the success of AI applications and use cases.

Research Director Alan Mauldin recently joined Ciena’s Brian Lavallée for a live webinar exploring these technical and strategic drivers transforming the AI landscape.

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Kristin Carlson

Welcome back, TeleGeography Explains the Internet listeners. We took a nice long break for the holidays, and we've returned refreshed with another batch of telecom conversations for your feed.

Our first guest of 2025 is Fahim Sabir, Director of Digital Solutions at Colt.

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Jayne Miller

Happy New Year? Now it is, because we just dropped our 2025 Submarine Cable Map.

Sponsored by Telecom Egypt, this futuristic, high-contrast design depicts 597 cable systems and 1,712 landings that are currently active or under construction.

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Kristin Carlson

Vietnamese military-run telecom operator Viettel reports impressive uptake figures since launching its 5G mobile network in mid-October 2024. Within two weeks, the firm attracted 3 million 5G users, reaching 4 million in late December.

While 5G has been available in many Asian markets for some time, users in Vietnam were forced to wait for their first taste of the new technology.

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Pete Bell

Ah, São Paulo. A critical market for Latin American connectivity (just ask our Market Connectivity Score), and the perfect location for Capacity LATAM 2025.

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Kristin Carlson

The international voice market's trajectory is an inexorable downward spiral, and “over-the-top” (OTT) communications services are most certainly the main culprit.

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Paul Brodsky

In November, we unveiled our new Market Connectivity Score (MCS) and dropped our first public rankings of the top ten most connected and fastest-growing cities in the world.

Because we update the MCS quarterly, it's time to see how those rankings have changed.

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Jon Hjembo

Happy holidays, TeleGeography Explains the Internet listeners.

We hope you're savoring the brief week between Christmas and New Year's when the world takes a moment to pause and reflect. School is out, schedules are topsy-turvy, and cookies are acceptable for breakfast. Perhaps like some of us, you've lost track of movies watched and presents wrapped.

If you're looking to take a break between the winter gatherings, grab some headphones. We've got you covered for an hour or so.

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Jayne Miller

With February right around the corner, many of us are gearing up to celebrate 20 years of Capacity Middle East.

The 2025 conference—held February 4-6 in Dubai—will tackle big topics like how the Middle East is preparing for AI, and how the industry recovered from February’s Red Sea cable cuts.

TeleGeography’s Paul Brodsky will lead a panel focused on the latter, looking back at the immediate implications of the cuts, and how different parties rerouted.

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Kristin Carlson