NB 469: Arista Debuts Network Observability Service; Startups Aim To Break Nvidia’s AI Chip Grip
This week we discuss a new network observability offering from Arista that integrates network telemetry with application data, why startups such as Groq and Taalas think they can break Nvidia’s grip on the AI chip market, and how Microsoft is hedging its LLM bets. Amazon goes nuclear with the purchase of a reactor-powered data center... Read more »HN724: How Packets Move Through a Network Device
Today we metaphorically pop open the hood of switches and routers, taking a look at the mechanics of how they work. We cover the three states: configuration, operational, and forwarding. We talk RIB and FIB, along with CAM, TCAM, and MPLS. We also cover line rate, port-to-port latency, and buffers. Whether it’s been awhile since... Read more »IPB146: The Basics of IPv6 Addressing
If you’ve been wondering about the double colons and letters you’re seeing in IPv6 addresses, this is the episode for you. Tom and Scott break down IPv6 addressing, starting with the basics of binary and taking you all the way through the etiquette of not using capital letters in Layer 3 addressing (we’re looking at... Read more »NAN056: The Story of containerlab with Roman Dodin (Part 1)
Big risk, big reward: That’s the origin story of both containerlab and its maintainer, Roman Dodin. Roman tells Eric the story behind containerlab, a free software platform for building network labs and testing designs, as well as his own story of taking leaps into the unknown. This is the first episode of Network Automation Nerds... Read more »D2C236: Introducing New Co-Host Kyler Middleton
Today we welcome a new co-host, Kyler Middleton, to the Day Two Cloud podcast. Kyler grew up in rural Western Nebraska, fixing neighboring farmers’ computers in exchange for brownies and Rice Krispies. Now she’s the newest co-host for Day Two Cloud… perhaps a lateral move, given the lack of baked goods. Kyler will draw on... Read more »HS067: The Right People to Have on Your Tech Strategy Team
Exactly who should be on your technology strategy team? From inside your organization, who should represent the areas that come into play: Business, development, operations, etc? And what about outsiders–what kind of external consultant do you want for your strategy team? Do you even need one? Johna and Greg cover it all in today’s episode.... Read more »
HW022: So You Want to be a Sales Engineer
Thinking about a career in Sales Engineering (SE)? In this episode, you’ll hear straight from an experienced SE, Stewart Goumans. Stewart talks about what kind of background you need to be an SE, what the day-to-day looks like, and what it’s like to see a customer’s eyes light up when they realize you have a... Read more »PP004: Exploiting Vulnerabilities, Not Customers: How to Pick Good Pen Testers
When you’re picking a penetration tester to poke at your security infrastructure, how do you know if you’re picking a good one? Is pen testing even the right service for your needs? Pen tester, SANS course creator, and OWASP board member Kevin Johnson joins the show to share tips for what to look for in... Read more »NB 468: Broadcom Checks SASE Box; Spirent Announces AI Traffic Emulator For Ethernet Networks
Take a Network Break! Johna Till Johnson joins as guest host while Greg Ferro enjoys some time off. We start with follow-up regarding damage to subsea cables in the Red Sea, and then dive into news. AT&T deals with the fallout of a major US outage, Vodafone also suffers outages in the UK, and Elisa... Read more »HN723: ‘It’s like Legos’: Developing a Network Automation Framework
Right now, we have the building blocks for network automation, but we don’t have end-to-end designs or complete systems. It’s like having a bunch of Legos but no instructions for how to build your spaceship. Ryan Shaw, David Sinn, and their colleagues in the Network Automation Forum are tackling this problem. Their goal is to... Read more »KU049: Security Frameworks, Tools, and Strategies for Kubernetes
Kubernetes is designed to be highly scalable and highly dynamic… a perfect habitat for cryptominers to terminal shell into and then exploit your workload’s resources to the max. And that’s just one example of security threats Kubernetes users need to prepare against. Nigel Douglas from Sysdig joins Michael Levan and Kristina Devochko to give you... Read more »D2C235: Building Modern Apps In GovCloud
Chances are, you’ve probably only heard of GovCloud because at the bottom of new feature releases from the Big 3 there’s usually an asterisk that says “not yet available in GovCloud.” So what is GovCloud? And why does it not get the newest shiny thing as fast as the rest of us? Chris Wahl has... Read more »PP003: An Insider’s Look At Security Certs
What are the best cybersecurity certs to get? Do advancements in cloud and AI mean security professionals need to re-skill? How do certifying organizations decide what new courses to create? Chief Curriculum Director and Faculty Lead at the SANS Institute, Rob Lee, joins Jennifer “JJ” Minella and Drew Conry-Murray to give an insider’s view on... Read more »NB467: More AI Assistants Emerge; Nvidia’s AI Goldmine Spurs New Competitors
Take a Network Break! This week we cover financial results from Palo Alto Networks (good, but next quarter’s softer forecast resulted in a drubbing), Cisco (not good), and Nvidia (so good that Wall Street is nervous about how long the party’s gonna last). Prosimo and Nokia have announced generative AI assistants that claim to help... Read more »HN722: Ivan Pepelnjak’s Netlab Eliminates the Tedious Bits of Labbing
One dark day, Ivan Pepelnjak stopped labbing. He just couldn’t make himself yet again go through assigning addresses, building links, putting devices in place, setting up OSPF, BGP, VXLAN, EVPN, etc. before even being able to start whatever simulation or test he wanted to do. But from that darkness arose netlab. Ivan created netlab to... Read more »HS066: The Holy Grail: A Functioning Tech Strategy
It’s rare for strategists, executives, and technologists to all get on the same page in order to create, execute, and adjust an organization’s tech strategy, much less do it well. But it is possible. Johna and Greg discuss their experiences of seeing through some consultants’ smoke and mirrors, honestly evaluating an organization’s capability to implement... Read more »