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In Good Company with Nicolai Tangen

2 Jan 2026 · 11m · 6 chapters

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HIGHLIGHTS: Jayshree Ullal - CEO of Arista Networks

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Main points

  • Host: Nicolai Tangen, CEO of Norges Bank Investment Management.
  • Length: 10-minute curated version for quick insights.
  • Content Focus: Discussion on Arista Networks, AI infrastructure, and leadership insights from Jayshree Ullal.
  • Arista Networks:
  • Specializes in high-performance, mission-critical networks for demanding applications, particularly in the AI domain.
  • Emphasizes the importance of networking infrastructure akin to the "highway" that connects various computing components (chips, GPUs, etc.).
  • AI Traffic:
  • AI-generated traffic significantly differs from traditional data traffic.
  • The biggest constraint is power supply, not hardware.
  • Company Evolution:
  • Jayshree Ullal describes Arista's journey from a startup with zero revenue to a global leader in networking.
  • Highlights the company culture focused on doing the right thing and maintaining long-term values beyond just financial performance.

Written by AI. May contain mistakes.

Chapters

0:46

Understanding Arista Networks

Jayshree explains what Arista Networks does and its significance in AI.

“So Arista is building the world's most demanding mission-critical networks, which is high performance, high scale, low latency, high reliability, high availability, high automation, high telemetry.”
2:10

The Role of Networking in AI

Discussion on the importance of networking in utilizing AI effectively.

“And we do that through a set of switches and routing platforms.”
3:40

Comparison with the Internet Boom

Jayshree compares the current AI boom to the internet boom of the late 1990s.

“The internet boom happened in a very steady fashion.”
5:51

Jayshree's Career Path

Jayshree shares her journey from Cisco to Arista and her passion for products.

“That, you know, you could ask my parents how little of a superstar I was when I was five years old.”
7:40

Arista's Company Culture

Exploration of Arista's core values and management philosophy.

7:59

Upbringing and Expectations

Jayshree discusses her upbringing in India and the expectations placed on her.

“My president and CTO, oh, Ken Duda, who's the founder of this company, he still codes.”
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Transcript

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0:01Hi, everybody. Tune in to this short version of the podcast, which we do every Friday. For the long version, tune in on Wednesdays. hi everyone i'm nicolai tangen the ceo of the norwegian sovereign wealth fund and today i'm here to with somebody who is absolutely vital to ai namely the remarkable jayshree ulal ceo of arista networks jayshree has more than 40 years background in networking so nobody is better able to talk about this than her so jayshree super to have you on there great to be here nicolai i I have a bit of a cold, so I apologize if I sound nasal. No problem. I don't have to sing on this podcast, right?

0:42So we should be fine. No singing. Let's start with the beginning. What does Arista do? Yeah, that's a loaded question. So Arista is building the world's most demanding mission-critical networks, which is high performance, high scale, low latency, high reliability, high availability, high automation, high telemetry. So it's a lot of demands across a lot of spectrums. And Arista has emerged, especially over the last decade, to be both the pioneer and the leader in this. I've heard that if you think that kind of chips is the engine, then the networking is the highway between them, right? Yeah, that's a good way to look at it.

1:31I think the chips fuel a lot of, especially in this world of AI, processing with GPUs, APUs, XPUs, whatever you call them. But as you process this, you have to get worried about, are you processing it to full utilization? and so you know if a car is rated at 100 miles an hour but can only go 30 miles an hour because the the infrastructure cannot support going farther then you're grossly under utilizing the car or in this case the gpu so yeah we are the information highway to all accelerators users mission critical workloads you name it so let's say now i sit in my office i do a prompt on chat how do i touch your products just how what happens with with the yeah so um we are very much behind the scenes this is something my parents always used to say what do you do because you can't see what we do and uh when you type in a prompt of arista basically what at that point we're doing is connecting everything to everything this conversation on this podcast is not possible without it so the traffic patterns of high intensity whether it comes from a user a device a workload, a machine, a server, a storage, or now more and more the AI killer applications, we connect.

2:52And we do that through a set of switches and routing platforms. We call them leaf spine architecture, where you can have multiple leaves that connect into an aggregate spine. And these days you can also have an AI spine. So these are some of the world's largest high-scale platforms. But they need to be powered. Platforms and chips need to be powered with the right software. And that's where Arista's hallmark has been its extensible operating system, EOS, where we fuel these platforms and networking connectivity with more and more types of data. We can deal with structured data, unstructured data, flow data, and make that all work through our purpose-built software.

3:35You were at Cisco during the internet boom. So how does this compare with what you saw at that stage? Much greater. The internet boom happened in a very steady fashion. There was a period of time where there was a peak in 99, 2000 due to the dot-com boom and bust, I would add, and then Y2K as well. But for the most part, that internet took 15 years to develop. I was there from the very first acquisition in 1993 of Crescendo when the company was less than a billion dollars to when I left in 2008, it was a 40 or close to$50 billion company where the catalyst switches, which I think are still Cisco's most successful product line, were contributing at least a third.

4:19The point though was it happened slowly and steadily, but there was a peak, there was a bubble for two years. This one feels very different for a number of reasons. First of all, that 15 years that I was talking about is collapsing literally into five to seven years. The time aspect of this is shrinking. Secondly, the scale aspect of it is just exploding in magnitude. It's a thousand X more. And the third, perhaps the most important one, because people like to make this parallel to, are we in a bubble? I think it's a lot of responsible companies and therefore we're not in a bubble. Or if we are in a bubble, we're in a prolonged bubble.

4:56It's not Celex that sort sort of came in, were funded, and then they collapsed. These are responsible companies like Microsoft, Google, Meta, Oracle, that are taking responsibility of building all of these, not to mention the neoclouds as well, such as OpenAI and Anthropic. So, you know, I would say more than a bubble, it feels like an explosive megatrend that is here to stay for some time. now you could probably have been the you know the next ceo of um cisco so why did you want to jump jump spaceship oh you know i don't know if i would have been an i would have been the right ceo for cisco because i was an accidental executive at cisco i didn't plan to even be the executive i was i love products but don't you think most people are accidental executives i I mean, it's not like you're five years old and you sit in India and think, hey, I'm going to be a superstar in, you know, Cisco.

5:55Oh, heck no. That, you know, you could ask my parents how little of a superstar I was when I was five years old. But leaving that for the moment, I guess what I'd say is I loved product. I loved working with the engineers to enable products to customers. and I was too steeped in the technology interests to think I had broader capabilities or desire to be a CEO at Cisco. So actually when I left Cisco, the fact of the matter was I thought I would do something entirely different like clean tech or energy or solar or battery. And I really wanted to get back being in Silicon Valley to the roots of what I love, which is being an entrepreneur.

6:38And so I joined Arista when it was zero revenue and with 30 engineers. And the most important thing I loved about that, which is working with the people I enjoyed. How would you describe Arista's culture? In one word, do the right thing. Because it's too easy to be, especially when you're a public company, focused on the quarter, focused on something. And no doubt every company has a business model that we have to focus on. and all that. But if you look past that and do the right thing, then all the intermittent things take care of itself. How do you make sure that this attitude is shared across the organization?

7:15It's not easy, especially as you get bigger. But what's beautiful is as a management team, you know, we have pretty much been the same management team for the last 15 years. You know, we lose people occasionally due to alternate goals or financial success. But I think when you have the same management team and leaders, and obviously now we're bringing in next generation leaders, and you reinforce that culture, then that permeates throughout. And the other big thing I would say is, while we of course have middle management, we make sure that the middle management plays an important role in this culture and isn't just a professional manager, but a coach player, that they're contributing with their own, you know, two days of coding.

8:01My president and CTO, oh, Ken Duda, who's the founder of this company, he still codes. So that tells our employees that we're leading by example. We're not saying one thing and doing another. Can we go back to your upbringing in India? You grew up in New Delhi. So what were you dreaming about when you were five years old? Yeah, well, yeah, I was born in London, raised in Delhi, and then have spent majority of my life in the United States. My dad was an educator. So he was dreaming about my education and making sure I do well. He started the first five IITs in India, which, as you probably know, are very well-known and high-reputation famous.

8:45So I think education was a huge part of being a middle-class family and institution. So doing well in school, excelling, not just doing well, excelling in school, going to the best schools. My parents made sure they could afford the best education. So I didn't dream what I'm doing now. I dreamt more one step at a time about how do I do well in school? How do I go to the best colleges? And there was no long-term plans per se. But I could tell that my parents had high expectations of me. Probably me myself didn't have as many high expectations of myself. What does it do to a person to have all these expectations on you?

9:28sometimes it it forces you to perform better than you would because it's a very interesting thing that anytime my dad or mom went to meet my teachers at a parent teacher association they'd always say jayshree has a lot of potential but she's not using it all she's not fulfilling to her highest potential and so they'd come back obviously demanding more expecting more But I think what it taught me was, you know, one of my best friends in India, you rank all the students. So she always came first and I didn't come first. And I noticed that she would work, you know, about eight hours a day in terms of studying and to do well in these exams.

10:15I would work more like three to four hours a day. and to me that you know rich ROI if you want to call it that to get a rank that was not as good as hers but still I did well I was in the top 10 percent you know I tried to convince my parents I was playing the long game and today it may look like I was but at that time it was more an excuse to not study eight hours a day.

From the publisher

We've curated a special 10-minute version of the podcast for those in a hurry.  

 

Here you can listen to the full episode: https://podcasts.apple.com/no/podcast/arista-networks-ceo-the-ai-infrastructure-boom-power/id1614211565?i=1000743264525&l=nb


In this episode, Nicolai Tangen sits down with Jayshree Ullal, the influential CEO of Arista Networks. Jayshree explains how Arista powers the demanding networks behind today’s AI systems, why AI traffic is fundamentally different from anything that came before, and why power—not hardware—is now the biggest constraint. She reflects on Arista’s evolution from a small engineering team with zero revenue to a global leader, the culture that shaped its success, and her own path from electrical engineer to CEO. A candid and insightful conversation about leadership, innovation, and the future of networking in an AI-driven world.

In Good Company is hosted by Nicolai Tangen, CEO of Norges Bank Investment Management. New full episodes every Wednesday, and don't miss our Highlight episodes every Friday. 

 

The production team for this episode includes Isabelle Karlsson and PLAN-B's Niklas Figenschau Johansen, Sebastian Langvik-Hansen and Pål Huuse. Background research was conducted by Une Solheim.

 

Hosted on Acast. See acast.com/privacy for more information.

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