FQDN Hostnames, Sendmail and Spamassassin.
mnslinky at gmail.com
Tue Jul 31 01:05:36 UTC 2007
On Jul 30, 2007, at 6:23 PMJul 30, 2007, RW wrote:
> I have my hostname in rc.conf defined as a FQDN - ending in a dot.
> it's needed to prevent sendmail waiting a long time for DNS if the
> network is unavailable at boot-time.
> I recently noticed that when I send myself email through sendmail I'm
> hitting this spamassassin test at my email service:
> 2.3 FH_HELO_ENDS_DOT Helo ends with a dot
> It doesn't actually matter to me, because I don't use sendmail much,
> but what are the rights and wrongs of this? I was under the impression
> that any name used in an helo/ehlo should be a FQDN.
AFAIK, an FQDN does not need to end with a dot. While they do, by
definition, end with a dot, that nomenclature is typically only used
in DNS zone files.
FWIW, I've never noticed a problem with slow boot when there's
network problems. If you do notice problems, simply make an entry in
the /etc/hosts file to map the local hostname to it's corresponding
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