We cover a lot of articles that feature accessing files and features from inside and outside of your network. This usually entails forwarding ports, something that may seem daunting for beginners, but it’s actually pretty simple to do. There are plenty of projects we’ve covered that use your computer as a server for other devices. When you’re inside of your network, things are great and they work. When you’re trying to access things from outside of your network, things get significantly hairier, so let’s take a look at why that is. Port Forwarding From Inside of Your Network Here’s a map of a simple home network. As you can see, you’ve got three computers with unique IP addresses all connected to a router. You can easily access the other computers, but when they all access the internet, they go through the router. The router has an IP address that’s relative for you network, but it also has an external IP, one that it uses when interacting with things outside of yo...