Cumulus Networks Blog

Enabling the Software-Defined Data Center Vision

We’re excited to announce our latest tier 1 partnership, this time with VMware, which demonstrates the growing strategic role and importance that Cumulus Linux plays in rapidly building and scaling private  and public clouds. VMware has announced VMware EVO SDDC — a software suite that provides a prescriptive and simple way for organizations to build … Continue reading Enabling the Software-Defined Data Center Vision

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Monitoring Our Network Infrastructure With Sensu

Cumulus Networks provides a service known as the Cumulus Workbench. This service is an infrastructure made of physical switches, virtual machines running in Google Compute Engine (GCE), virtual machines running on our own hardware and bare metal servers. It allows prospective customers and partners to prototype network topologies, test out different configuration management tools, and … Continue reading Monitoring Our Network Infrastructure With Sensu

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Building an OpenStack Practice

In Q4 2013 at Dasher, we began our journey to create an OpenStack ecosystem that helps our clients as they transform their business and IT infrastructure. For years, Dasher has been helping clients move from physical to virtual environments. As business and IT needs evolved, more customers started evaluating moving from virtual to cloud environments and building … Continue reading Building an OpenStack Practice

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Security Benefits of Open Source and Open Development

Updated on 8/25/2015: I had no idea when I wrote this blog earlier this month that I’d be proven right by recent events so quickly.  Someone evidently found a similar issue with Cisco’s closed, proprietary ROMMON firmware, and instead of disclosing it responsibly, they weaponized it and secretly used it for nefarious purposes in the … Continue reading Security Benefits of Open Source and Open Development

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Improve Your Open Networking Experience with Cumulus VX

In past jobs, when I was responsible for the architecture and engineering of networks, my peers and I would often spend immeasurable time working in the lab and testing out the setup of new network designs or approaches that we were looking to implement. As anyone who has had to build a lab themselves will attest, you … Continue reading Improve Your Open Networking Experience with Cumulus VX

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Vote for Our OpenStack Summit Presentations!

Since Cumulus Linux first shipped, OpenStack and Cumulus Networks have grown together to deliver a vibrant ecosystem of solutions and multiple go-to-market options that make open networking a reality for customers. The last OpenStack Summit in Vancouver showed that we have a lot to share with the OpenStack community. That is why with our partners … Continue reading Vote for Our OpenStack Summit Presentations!

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The Growing Open Networking Ecosystem

What a difference a couple of years can make. Two years ago, Cumulus Networks was a startup just coming out of stealth mode, and the open networking movement was a mere twinkle in our eyes. Since then, an ecosystem has arisen around open networking that offers customers choice not only in the networking hardware and … Continue reading The Growing Open Networking Ecosystem

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Testing Open Networking

Over the last couple of weeks, the networking industry has made some significant steps in the right direction, the open networking direction. At the Open Networking Summit (ONS), we heard some great news about the disaggregated network and how open networking is now everywhere from hyperscale to the enterprise to startups to telcos. As exciting … Continue reading Testing Open Networking

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Interning with Rocket Turtle at Cumulus Networks

My amazing California journey as a French undergrad software engineer. Most days, the first thing I do in the morning is wake up and check my email. That’s normal, but on March 2014, I received a special email that would change my life forever. This email was from the Cumulus Networks VP of Engineering, Shrijeet … Continue reading Interning with Rocket Turtle at Cumulus Networks

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Cumulus Linux — The Foundation of OpenStack Automation

OpenStack is the de facto open source orchestration standard for modern cloud infrastructure. The foundational components stitch together compute, storage and, of course, networking. Linked together, these components are used for both public and private clouds all around the world. Cumulus Networks naturally fits into this ecosystem, and Cumulus Linux is the universal underlay or enabler for such deployments. … Continue reading Cumulus Linux — The Foundation of OpenStack Automation

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