Leonardo Cabral wrote:

> Hi:
>     I'm testing a Courier server and I found that if it can't find a DNS
> server, esmtp connections have a big delay before sending the "220" message.
> I'm running a "cache-only" DNS server in the same machine. In the future,
> I'll need that users don't notice about DNS failures. Is there a way to make
> the server work without access to a DNS server? I mean "temporary" without a
> DNS server, because I suppose DNS server failures (or link failures) will be
> from time to time.
> 
> Leonardo

Add -nodnslookup to the TCPOPTS line in the etc/esmtpd file.

-andy


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