This document provides instructions to install FreeSWITCH on CentOS/RedHat/Fedora in 13 steps: 1) Install dependencies with YUM; 2) Download and extract FreeSWITCH source; 3) Add OpenZAP support to configuration; 4) Compile and install FreeSWITCH; 5) Create symlinks for main binaries; 6) Launch FreeSWITCH as a service or from the command line; 7) Use fs_cli to access the command line.