Networking Field Day 40, hosted by Tom Hollingsworth, takes place April 8–10, 2026, and focuses on how AI is transforming modern networking, data center design, and cloud infrastructure. Over three days, companies including Nokia, Lightyear, Cisco, Arista, Upscale AI, Netris, Selector AI, and NetAI will discuss AI data center architectures, deterministic networking, automation, AI cloud networking, autonomous operations, and GPU fabric infrastructure, highlighting how networks must evolve to support massive AI workloads and more intelligent operations. The entire event will be streamed live on Tech Field Day, LinkedIn Live, TechStrongTV, and YouTube, and viewers can follow the conversation online using the hashtag #NFD40.

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