https://josephscottcampbell.com/tags/tutorial/ Recent content in Tutorial on Scott Campbell's Robotics Blog Hugo -- gohugo.io en Thu, 17 Aug 2023 21:48:28 -0700 https://josephscottcampbell.com/posts/get-free-hotspot-data/ Thu, 17 Aug 2023 21:48:28 -0700 https://josephscottcampbell.com/posts/get-free-hotspot-data/ Introduction Most data plans have a very small amount of “hotspot data” allowed, oftentimes when you use up all of your hotspot data the network will throttle your hotspot connection to an excruciatingly slow speed. That begs the question: How does the cell carrier know what data is coming from your phone, and what data is going through a hotspot? The short answer is through a piece of metadata associated with each packet called Time to Live (TTL).