sendmail and smarthost
Warren Block
wblock at wonkity.com
Thu Mar 1 20:28:13 UTC 2012
On Thu, 1 Mar 2012, Warren Block wrote:
> On Mon, 27 Feb 2012, Warren Block wrote:
>
>> In 8.3-PRERELEASE, sendmail is now happily ignoring a smarthost unless
>> DONT_PROBE_INTERFACES is set. That used to be unnecessary.
>>
>> That machine rarely sends email, but a bug followup sent on Feb 25 went
>> through. Maybe not significant since it was outside the local domain.
>
> Adding an IPv6 entry for the hostname to /etc/hosts prevents the problem
> without requiring DONT_PROBE_INTERFACES. (Thanks to George Shapiro!)
>
> This brings up the question of why an IPv6 hosts entry is needed on an
> IPv4-only system, but that's for another thread.
Or not, updating and rebuilding seems to have everything back to normal.
Most likely I built a GENERIC kernel with IPv6 instead of a custom one
without.
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