Webmaster in a Nutshell, 3rd Edition By Robert Eckstein, Stephen Spainhour
Table of Contents
Chapter 18. Apache Configuration
Listen
Listen [ IP_address: ] port
[ server config ]
Tells the server to listen for requests on the specified port for the specified IP address (if supplied), instead of that specified by the BindAddress and Port directives. Multiple Listen directives can be used to bind the server to more than one port or address/port combination.