Package authd

A RFC 1413 ident protocol daemon

https://fedorahosted.org/authd/

authd is a small and fast RFC 1413 ident protocol daemon
with both xinetd server and interactive modes that
supports IPv6 and IPv4 as well as the more popular features
of pidentd.

General Commands
Command Description
in.authd manual page for in.authd authd-1.4.3: