Recipe 3.10. Restricting Access by Remote Hosts (xinetd with tcpd)

3.10.1. Problem

You want only particular remote hosts to access a TCP service via xinetd , when xinetd was not compiled with libwrap support.

3.10.2. Solution

Set up access control rules in /etc/hosts.allow and/or /etc/hosts.deny. For example, to permit telnet connections only from 192.168.1.100 and hosts in the example.com domain, add to /etc/hosts.allow: