Networking is a topic I have been tip-toeing around for a while. It always takes a bit of effort and intentionality to learn about basics, which are not immediately needed for daily work. Here’s the overview I wish I had about Docker networking for practical purposes, I hope it will help you get an overview of the topic. The Docker docs on networking are cool. However, I felt like I needed to read a lot and look in many different places while researching the topic.