How to setup WiFi on Raspberry Pi 3? - ElectronicsHub
Raspberry Pi as a router using a single network interface
Use Raspberry Pi 3 As Router : 10 Steps (with Pictures) - Instructables
Baking a Pi Router for my Raspberry Pi Kubernetes Cluster: How I used a Raspberry Pi 3 as a dhcp server and router for my Pi-based Kubernetes Cluster|downey.io
Raspberry Pi router with OpenWRT. Easy Tutorial for beginners. Basic WIFI router, AP configuration - YouTube
wireless networking - use Pi as internet gateway - Super User
Turn Your Raspberry Pi into a VPN Router with One App - Speedify
How to turn the Raspberry Pi into a Gateway to mobile phone internet - Michael Franzl
Raspberry Pi and Routing: Turning a Pi into A Router