Épisodes

  • 29 - Rack and Roll - Scaling AI DCs
    Dec 1 2025

    In this episode, Venkat Kirishnamurthy, a principal Architect at Cisco, explains what are the ins and outs of designin an AI datacenter. How is it different from another datacenter ? What kind of scale are we talking about ? What is the throughput required to connect 1000 GPUs together ?


    Learn more about CX Services and how we can help you design your datacenter:

    https://www.cisco.com/site/us/en/services/index.html

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    47 min
  • 28 - Qubit the bullet - quantum entanglement
    Nov 1 2025

    In this episode, Tim Szigeti, Distinguished Engineer talks to us about Quantum computing, the latest progresses and what are the potential impact and opportunities it creates. We also discuss what is Cisco doing in the Quantum field.

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    1 h et 5 min
  • 27 - Crypto Key insights
    Oct 1 2025

    In this episode, Frederic Detienne, a Distinguished Cisco CX Engineer takes us through the evolution of cryptography in IT, the latest changes and challenges as well as the quantum problem and post-quantum cryptography.

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    49 min
  • 26 - Kendra's SD-WAN war stories
    Sep 1 2025

    In this episode, Kendra Dodson, CX Technical Leader in the RTP TAC, tells us about the SD-WAN technology and her personal troubleshooting stories : counter overflow, packet over-fragmentation and sudden config loss. We also discuss the future of WAN technologies

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    50 min
  • 25 - Ransom Where ? PSIRT adventures
    Aug 1 2025

    In this episode we interview Roberto Petrillo who works for Cisco Product Security Incident Response team. He works on and assesses vulnerabilities on all Cisco products. He tells us about his career in TAC support web security and his move to PSIRT, working on vulnerability disclosures.


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    54 min
  • 24 - Snoop Dogged - NexusOS Crisis
    Jul 1 2025

    In this episode, Brandon tells us about the time a critical problem surfaced the day before the Cisco Live US event started and how the clock started ticking to find an acceptable solution for the next day. We also discuss how he prepares the event network for Cisco Live.

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    49 min
  • 23 - Dead Air
    Jun 1 2025

    In this episode, we host Dimitar Dimitrov a Collaboration expert in Webex Calling who tells us a story about dead air. All calls are working fine except sometimes, people can't hear each other at all. From a classic problem description, they end up troubleshooting the whole network hunting after the lost packets. Dimitar also works with AI and tells us about his role in shaping the future of Cisco AI Tech Support

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    51 min
  • 22 - Breaking (CX) Lab
    May 1 2025

    In this episode, we receive Regis Baudin, Technical Leader for the CXLabs department in Europe. He is responsible for the operations of the biggest lab of the continent (Cisco has bigger labs in the US and Bangalore) and explains to us what are the challenges of hosting a gigantic lab where hundreds or thousands of engineers come to reproduce customer issues

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    55 min