Blog Archives

Network automation with Ansible : Canarying / Rolling upgrades

In this post, I describe my experience at the NANOG 72 Hackathon and explain the project I worked on. If you want to see the work, my diffs can be found here. The Hackathon lasted 8 hours and it involved engineers

Posted in Infra-as-code, Thoughts & theories

What’s happening in 2018?

I was going through old blog posts and stumbled on this article where I explained my views on the state and future of the Networking Industry in Jan’17. In this article, I’d like to do the same for 2018. The year of 2017

Posted in No category

MPLS Traffic Engineering – Review

I wanted to review the basics of MPLS and Traffic Engineering (TE) so I went to my favorite networking blog and searched for RSVP and found the following articles: MPLS TE design ( part 1, part 2, part 3 )

Posted in Lab Projects, OpenFlow 1.3, SDN, Tutorials

DevOps essentials: Developer Environment

“90% of coding is debugging, the other 10% is writing bugs.” If you develop any code you know how true this is. This implies the speed you correct bugs is what really dictates your feature release velocity. This relates to a

Posted in No category

Can P4 save Software-Defined Networking?

Now, P4 is gaining momentum due to engagement of big players such as Google and AT&T. P4 has potential to cause a significant change in the industry and deliver on the SDN value-proposition. I’d like to discuss that. In summary,

Posted in Innovation in Academia, SDN, Thoughts & theories

TCP BBR Congestion Control on Mininet

In this post, I demonstrate some benefits of using BBR congestion control and illustrate how easy it is to adopt it by using Mininet as an example. I’m excited to share this post with you guys because it’s been a

Posted in Innovation in Academia, Lab Projects, Mininet

ESPRESSO – More insights into Google’s SDN

Google recently released a paper detailing how it has designed and deployed ESPRESSO: the SDN at the edge of its network. The paper was published at SIGCOMM’17. In the past, Google’s SDN papers have been very insightful and inspiring, so

Posted in Innovation in Academia, SDN
Network Heresy

Tales of the network reformation

How to Do Great Research

Grad school survival advice from Nick Feamster and Alex Gray


A blog about cloud, virtualization, sdn and centos