Cumulus Networks is emerging as one of hottest Software Defined Networking (SDN) startups with a valuation recently estimated in the $300 million range, according to research by the Rayno

I have been digging into Paul Kapustka's excellent Stadium Tech Report, which gives you the lowdown on how U.S sports stadiums are getting connected via wireless technologies such as

The Heartbleed vulnerability has implications for some foundational SDN components. More importantly, it reminds us of the risks behind the big-picture re-imagining that comes with SDN.

Today AT&T announced it is in "advanced discussions" with the North Carolina Next Generation Network (NCNGN) to bring gigabit-speed fiber connections to communities in that state, potentially accelerating the

You can put Barry Eggers, a partner at venture capital (VC) firm Lightspeed Venture Partners, in the bull camp on Software Defined Networking (SDN). He believes it's big. It

Bernard Daines, a pioneering networking enterpreneur who helped expand the Ethernet maket in the 1990s, died today at age 69.

In a broad counter-move to the growing momentum behind open networking protocols and a raft of Software Defined Networking (SDN) startups, Cisco today announced its own open protocol, called

A stealthy Chinese app developer -- funded entirely by a former American commercial real estate developer -- is expected to file for an $1B IPO in the next few

Arista IPO: No Joke! Arista appears set to file S-1 before April 1st.

There is a growing debate of whether or not there is a new tech bubble. Generally that indicates there is a new tech bubble forming.

There's a downside to all of that big data, social media, and Netflix downloading: Energy and carbon. Data centers are massive consumers of energy, which is a huge component

Everybody in the telecom markets is watching China Mobile (CHL), and that's part of the problem. Yesterday, China Mobile said it will increase capital spending by 22%, with a

I just spent about two hours cleaning up my social-media process and re-organizing a number of accounts, including some Twitter handles, a G+ account, Hootsuite, and some email accounts.

After years of practicing Stuart Smalley-type self-affirmations, the optical industry is feeling better about itself again. With the Optical Fiber Conference (OFC) under way in San Francisco, optimistic reports

Earlier in the Week, I was a guest on SiliconANGLE'S theCUBE TV show. It was a great experience. Below are two of the segments I appeared on, in which

I'm back from Open Networking Summit (ONS), where I was briefed by many companies, did some television with the classy guys over at SiliconANGLE and theCUBE, and heard many

SANTA CLARA, Calif. -- Open Networking Summit -- Vinod Khosla, a former Sun Micrososystems founder and Managing Partner at Khosla Ventures, dusted off a presentation from the optical bubble-era

SANTA CLARA, Calif. -- Open Networking Summit (ONS) -- Last night, having digested some of the first keynote of the Open Networking Summit (along with some decent lamb kebabs

What would it take for Quagga to flourish? The open-source routing stack fuels the success of some very large service providers and Web properties — most of which aren't

From Mobile World Congress, a chat with Sanqi Li, CTO of the carrier network business group, about the scaling challenges of SDN, the motivations for NFV at the edge,

What's fun about being a journalist/analyst (or "Janalyst" as I call it) is you get to meet lots of people -- and learn new things. Sometimes these things are

Looks like AT&T is getting serious with what it calls "Domain 2.0," its new software-defined architecture for deploying new hardware, software and services. Today it announced its first list

I don't use WhatsApp, the communications app Facebook just bought for $19 billion. My iPhone is broken and I have to wait another month for my Soviet-style telecom contract

You can't throw a stone on the Internet without hitting some big data. But what's interesting about big data, and its cousin, analytics, is that the technology has hundreds