Linux.com: Red Hat Administration: Starting Up Network Services from xinetd

“xinetd is started on bootup, and listens on ports designated in
/etc/xinetd.conf for incoming network connections. When a new
connection is made, xinetd starts up the corresponding network
service.

“You should disable any unnecessary services from being started
from xinetd as part of securing your machine. The way to do this is
to edit that service’s configuration file. xinetd’s main
configuration file is /etc/xinetd.conf. At the end of the
xinetd.conf file is a line that indicates that all the files in the
/etc/xinetd.d are also included in the configuration. This means
that you need to go through the files in that directory as well in
order to turn off any services you don’t want…”

Complete
Story