At Tech Field Day Extra at Cisco Live Europe, Ivan Pepelnjak saw a dizzying array of presentations from Cisco, seventeen total in just two days. In this post, he breaks down some of his initial takeaways. The most memorable sessions off the bat were the Tetration dive into how they collect flow statistics in CloudScale ASICs, and Fred Niehaus’ wireless presentation. There was a lot to take in, and Ivan does a good job covering the busy event.