Re: Yourdomain Error In Log Files

Glynn Clements (
Sun, 14 Mar 1999 17:41:14 +0000 (GMT) wrote:

> I've received these messages in two separate log files for quite some
> time and I'd like to know how and where I need to go to rectify them?
> I have aliases, host.conf, hosts.allow, hosts.deny, hosts.equiv in
> /etc all setup to cover our network. I'm guessing, but could it be
> coming from unresolved named or some other mail configurations files
> (yes, newaliases was executed)?
> /var/log/maillog:2546:Mar 5 15:24:02 cdm01 sendmail[508]:
> NAA00811:,
> delay=01:54:28, xdelay=00:00:07, mailer=esmtp,
> [],
> stat=Deferred: 451 <>... Sender
> domain must resolve
> /var/log/messages:7041:Mar 5 16:02:21 cdm01 named[312]:
> Lame server on '' (in 'yourdomain.COM'?):
> [].53 'NS.NEON.NET'

If refers to your domain, then it indicates that your
DNS is misconfigured. If it refers to someone else's domain, then the
problem is beyond your control.

`lame server' means that the server to which the domain has been
delegated by its parent doesn't consider itself to be authoritative
for the domain.

Glynn Clements <>
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