On 05/03/2015 02:18 PM, Tim Dunphy wrote: > Yet, xinetd/nrpe still seems to be listeing on TCP v6!! It's listening on both IPv6 and IPv4. Specifically, why is that a problem? > What am I doing wrong? I need to be able to disable tcpv6 completely! You could add "ipv6.disable=1" to your kernel args.