Speed, Scale, Reliability and the Pursuit of Programmability

As networking moves from monolithic to disaggregated infrastructure, the necessity of programmability has become existential, be it physical or software-defined networks (SDN). A common thread runs through these movements: the need for control. As the notion of control continues to evolve, it will drive significant changes to the systems that form the foundations of the […]

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The Network Reliability Engineer’s Manifesto

The industry is at a crossroads. And this isn’t just hyperbole – we as an industry have some decisions to make around what we stand for – as engineers, operators, and architects, and frankly, the people that (sometimes literally) keep the lights on. It’s time to have some real talk.

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Service Models and Automation are Transformational

As a member of the Tail-f Engineering team at Cisco, I have been fortunate enough to spend the last couple of years together with customers that have taken on using our NSO product as a fundamental part of their automation and service orchestration efforts.

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Putting Reliability at the Forefront of Network Engineering

In March, I had the pleasure of co-presenting at Open Networking Summit about Network Reliability Engineering, and had several awesome discussions around the conference about the impact automation is having on our industry. How are we supposed to keep up with all of the SDN, NFV, Intent-based Networking, and automation news we see every day.

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The Collateral Damage of DDoS Attacks – Part 1. What is what

ISP networks are part of the backbone of the Internet—and carry any and every security threat. Most threats are not considered by the ISP, since they do not harm their own infrastructure, they are just another packet flow. While this is true for application-level and state-exhaustion DDoS attacks, ransomware infection, malware distribution, and so on, […]

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PwC research suggests change is coming: How will enterprises navigate?

In 2017, PwC conducted research with the primary objective of identifying what the major drivers in data center networking were. That research, made up of more than 250 responses from CIOs and IT leaders at large enterprises around the globe, suggested that the top priorities have shifted as IT charges towards cloud.

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PwC Research: The Cloud Will Block Out the Sun

PwC Research: The Cloud Will Block Out the Sun Previously, I had posted a blog about the results of PwC research about the changing design criteria for data center networking. Follow-on blogs detailed the insights gleaned from that research. Namely, security has risen to the top position in IT priorities for data center networking, and automation is […]

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Automation Overtakes TCO as Purchase Criteria for Data Centers

It is well understood that the technology that underpins the data center is changing. In fact, it’s not just changing—it’s accelerating. And that acceleration and change ultimately drives changes in how leaders think about how they design, build, and operate their infrastructure.

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