Alright, so you are familiar with rails s -b IP_ADDRESS -p PORT To run the server on the localhost is simple (The default binding IP is 0.0.0.0) rails s To make it accessible from another computer on the LAN, you will need to specify your IP address and the port (normally port 80). If your … Continue reading How to access Ruby web server such as WEBrick or Puma (Rails framework) from other computers on LAN