I’m using fedora Core 6 and the proftpd version 1.3.1. In this article I will show you the basic steps of how to install proftpd using yum utility you can download and install it from source files but yum make it easy to download+install automatically to default location. I will also show you some basic concepts about ftp passive and active modes and some cisco router commands if you are behind NAT/Firewall

Connect your Linux box to the internet. and type the following command.

• yum -y install proftpd

This will download and install proftpd in default location with default settings. Before setting proftpd i will like to show you some basics concepts about how ftp works.

The default port on which the ftp is listening incoming connections is port 21, once connection is establish from with a client the server then send data to client on port 20.

FTP server works in two modes

• Active
• Passive

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