Networks

Jul 12, 2017

Where the Internet is (And Why)

Would an internet hub by any other name smell as sweet? TeleGeography Principal Analyst Erik Kreifeldt is here to tell us.

Jul 10, 2017

The Speed of Light Never Changes—Except When it Does

According to NASA, light travels at a constant, finite speed of 186,000 mi/sec.

So the speed of light never changes. End of blog post, right?

Wrong.

Jun 15, 2017

Christian Koch on Local Networks, Peering, and Bringing a Network Operators Group to NYC

Christian Koch is passionate about the internet.

Jun 12, 2017

The Irrational Exuberance of Submarine Cable Bubbles

Things are going well in the submarine cable industry. (Exhibit A. Exhibit BExhibit C.) But is it too good to be true?

May 11, 2017

What is a VPN and Do I Need One?

May 9, 2017

How Do IP Addresses Work?

 What’s an IP address and how does it work?

Good question—and one that we’re sure has been dominating Google searches as of late. Here are the basics.

May 3, 2017

Cable Breakage: When and How Cables Go Down

Earlier this year we fielded some of the most frequently asked questions about submarine cables. How do they work? How thick are they? How many kilometers of cable are there?

Today, we're going back under the sea to talk about what happens when bad things happen to good submarine cables.

Mar 10, 2017

The Real Reasons We're Seeing a Surge in Submarine Cables

Alan Mauldin, Research Director here at TeleGeography, knows his way around submarine cables.

Perhaps you've already gotten a taste of this know-how by reading his recent set of sub cable FAQs on our blog. Or maybe you've caught one of his recent presentations on why we need more submarine cables - and why we don't.

Mar 3, 2017

From the Telecom Archive: A Continent is Bridged

“I talked with one of your engineers nearly 20 years ago. He said something about waves. Said you needed something that would make the long-distance wires talk farther.”

That’s how our conversation begins between two men, one of them an engineer, in this 1940 film that looks back on AT&T’s first transcontinental phone line.

Feb 28, 2017

What is the Internet of Things?

It’s possible that you’ve seen the term Internet of Things thrown around on our site before.

And if you’ve found yourself Googling “What is the Internet of Things?,” look no further. Here’s a quick explanation.