Was it seasonality? F5 doesn't fully know, but something caused some large orders to miss Q1, which in turn caused F5 shares to dive 15% after-hours.

Pluribus' evolving story continues as they raised a monster Series D funding round to take the company to the next level.

A10's latest software features Harmony, which happens to be a policy engine but also describes how A10 aims to help with integration of networking functions and services.

In this SDxCentral Weekly News Roundup -- Citrix acquired Sanbolic and speculation about what company might be next, EMC restructures RSA.

Rather than predict what will happen, why not predict what won't? Check out Scott Raynovich's "un-predictions" from Juniper to John Chambers to the cloud. What can we expect or

Cyan gets a boost, Fibre Channel gets a reprieve, Sonus gets some SDN tech — and our own site gets a name change, to SDxCentral.

NFV performance can lag when OpenStack and Open vSwitch get involved. It's a known problem that needs more attention, Metaswitch's CTO argues.

It feels like we do this every six months. Bethany Mayer took another new job in August, leaving HP's newborn NFV group to become CEO of Ixia. Her job

Marc Cohn reflects on the progress of NFV in 2014 with the voices of leadership from both the ETSI NFV ISG, and OPNFV group. Find out what 2015 may

Software-defined everything (SDx) will continue to be everywhere in 2015. Here's a glance at what we'll be watching for as the new year unfolds. Let us know what we're

What mattered to SDNCentral's readers in 2014? Our list includes SDN 2.0 planning, Cisco's policy-based networking, AT&T's Domain 2.0, and a whole lot of Juniper.

This year marked the 2nd anniversary of NFV. For the beginners, what have they missed this year? Check out this list of SDNCentral's NFV "where to start" stories of

Experts weigh in with observations on the biggest trends for NFV in 2014.

Our contributing writers really do contribute, you know. Here are some of their key insights on topics including SDN, NFV, DevOps, white box switching, and VMworld.

Learn from the experts about what 2014 had in store for white box networking, and what might be happening in 2015.

We look back at the biggest network security stories of the year, and what they mean for the future of software-defined security.

This week's SDNCentral roundup includes news bits on last month's Azure outage, a new agreement between Google and Verizon, and the announcement of three new starter kits from Plexxi.

HP updates NFV Director; Broadcom updates its OpenFlow platform; OPNFV adds members; Pica8 adds an investor; Edgewater and Big Switch add execs.

Ciena, Cyan, Overture, RAD, and Luxoft will include the CryptoFlow Cloud virtual encryptor in their NFV ecosystems.

Carriers have to worry about developers bolting for the likes of Google and Facebook. Now they might have to worry about oil and gas companies, too

For the latest version of its carrier network virtualization service, ConteXtream tosses its proprietary controller in favor of OpenDaylight.

In this week's roundup: Juniper and VMware team up some more; HP will start reselling Alcatel-Lucent routers; a highly visible Cisco exec departs; a software-defined storage startup raises $53M.

A new division called Ciena Agility aims to let service providers assemble new services on the fly, using NFV to collect network functions not only from Ciena but from

With a virtualized test tool called TrueSpeed VNF, JDSU aims to restore some of the visibility lost in virtualized environments while also saving service providers some opex.