SDN Blog

From my early days in 2008 at Stanford University’s Clean Slate Lab to today’s seemingly unending announcements that big name networking vendors are dramatically changing their stripes (Dell allows choice of NOS on their hardware, HP has an open source NOS project, Juniper is selling JunOS for white boxes), one thing is clear: the traditional networking model of closed, vertically integrated d... Read more

With the 12th OpenStack Summit in full swing this week in Tokyo, the promise of OpenStack is on full display, while the the on-going quest to reduce OpenStack complexity, increase resiliency and deliver at scale remains front and center.  Over the years, early OpenStack disciples have highlighted three key challenges to achieving operational efficiency:Deployment: Installing OpenStack and ope... Read more

Guest Post - U2 Cloud As a cloud service provider, at U2 Cloud we are focused on leveraging cutting edge technology that enables us to deliver cutting edge solutions to consumers and businesses alike. As we built out our newest offering – the WaaS (Workspace-as-a-Service) environment – we wanted to offer a powerful and secure provisioning platform that easily allowed for user creation and... Read more

It is truly exciting to witness rapid adoption of our SDN fabric solutions – Big Cloud Fabric and Big Monitoring Fabric – by mainstream data centers for production use.  These SDN fabric solutions are inspired by hyperscale networking designs, such as Google’s Project Jupiter, with three key principles: open networking hardware, SDN control plane and leaf/spine (Clos) fabric.  More... Read more

Everywhere you look, there are technologies and products intending to transform networking.  That’s because networking has remained a box-by-box architecture for more than 25 years – stable and proven, but complex, proprietary and expensive.  But modern forces of open hardware and disaggregated software together are driving an irreversible transformation in the datacenter today. &nbs... Read more

A flurry of articles went out today on security concerns in open networking and the ONIE ( open source project, sparked in anticipation of Gregory Pickett’s upcoming talk at Black Hat: “Staying Persistent in Software Defined Networks.”  As active members of the security community, we’ve worked with Greg in the past (see his talk last year), so he was kind enough t... Read more

In June, Arista’s Cloudvision announcement kicked up another small wave of speculation in my inbox as they joined Big Switch’s Big Cloud Fabric and Cisco’s ACI products on the landscape of controller-based underlay networks.Relative to the first Arista blog posts referencing the product in 2011, the emails titled “why now?” got my attention when the Cloudvision news happened.  Based... Read more

[This blog post is based on excerpts from the detailed notes posted by the Big Switch team during the OpenStack Summit Vancouver 2015. For complete details, click here.]Another impressive OpenStack Summit has now concluded. The community works hard for months, excitement builds up for weeks and then, in what seems like a blink of the eye, another OpenStack Summit is in our rear view mirror. For Bi... Read more

Big Cloud Fabric™ – a modern Clos (leaf/spine) fabric leveraging SDN and open networking switches – has become a popular choice for deploying pods across OpenStack IaaS cloud, Big Data Analytics, or VDI. Customers are attracted to BCF for the following reasons: Logical network architecture allows faster app deployment SDN-based controller provides single pane of glass and zero-touch oper... Read more

We’re pretty excited here at Big Switch. We have just reached an important milestone with our online training camp at The team has been watching the sign-up requests increase, and last week we crossed the 1,000 active users mark! Wow. For context, this is about as many CCIE certifications as were given in the US between 2007 and 2010. [new active user accounts]A small te... Read more