How to setup an FTP server with a router. Posted in Windows Tutorials, Networking Tutorials by Mike M. on the April 11th, 2007 This tutorial will show you how to configure an FTP server on your home PC and allow you to access it from anywhere on the web, even if you have a router. An FTP server will allow access to the files on your computer from anywhere that you can gain access to the internet. An FTP connection uses several ports.