Learn about the attributes of virtual security: micro-segmentation, visibility, and Programmatic Policy Enforcement with this article.

They may be your fault.

Verizon is buying AOL for $4.4 billion. The offer of $50 per share represents a premium of 17.4 percent on AOL's Monday close of $42.59. The deal has been

[Editor: This story was updated to add more details about sales of Cisco white-box Nexus switches to Facebook.]

TIBURON, Calif. — Not surprisingly, a VMware technology executive says that container technology is not a threat to VMware's virtual machine (VM) franchise, because customers are going to use

Security is emerging as one of Software Defined Networking's most important applications. In fact, it has the potential to combat the surging threat of cyber attacks on cloud services.

Here it is, the vaunted Net Neutrality. More specifically, the Federal Communications Commission (FCC) has moved to declare Internet broadband a Title II services, bringing it under the umbrella

Cisco CEO John Chambers may be having his Steve Ballmer moment. The situations are analagous. Steve Ballmer, the Co-Founder and fomer CEO of Microsoft, stubbornly stuck around Microsoft long

F5 veteran Karl Triebes gives a wide-ranging interview on the biggest network security threats of the moment, and the evolving approaches to combatting them.

AT&T's capex announcement is still sending ripples through the networking hardware business. Let's face it, right now it's a telco bloodbath for equipment providers. As we noted on Friday,

The long speculated tensions among Cisco (CSCO), EMC (EMC) and VMware (VMW) may finally becoming to a head.

There's a little secret inside the networking technology markets: The battle between Cisco, VMware, and a gaggle of startups to take leadership in the Software Defined Networking (SDN) has

Net neutrality has always been gray to me, not black or white. Wired points this out in a nice article making the rounds today.

Earlier this week, Ciena launched the 8700 Packetwave, an important new line of optical networking boxes aimed at solving the challenges of handling the boom in cloud applications and

Is AT&T entering some kind of new capital spending (capex) winter, just as summer's getting started? That's the current panic attack circulating through Wall Street.

How will we get to net neutrality? Lots of lawyers.

Relatively easy year-on-year comparison numbers and expanding gross margins helped Cisco deliver a respectable earnings quarter, suprising analysts and lifting the stock 8% in morning trading.

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

The open revolution continues. Over the past week, there's been another surge of networking and data-center deals focused on open networking, open source, and Software Defined Networking (SDN). It's

In looking for a "Big Themes" to latch on to for 2014, I keep coming back to open source -- and what it means for just about every industry.

What can a Cisco investor do? Wait, and hope the stock stops dropping. The stock, now in a bad downtrend, dropped again this week both before and after Cisco

This is going to be fun. Arista, the current wunderkind of networking technology in Silicon Valley, on Monday launched a series of high-powered data-center switches. It also drafted a

Holy mother of Network Function Virtualization (NFV). Are people really such big suckers? Are they that naive? Yesterday, AT&T and Cisco jumped on the marketing bandwagon to pile on

LAS VEGAS -- ITEXPO -- One of the hot technology buzzwords these days is "M2M" -- for Machine to Machine Internet connectivity, also known as the Internet of Things.