Auteur: Florian Weimer Datum: Aan: exim-users CC: Marc Haber, Jeroen van Wolffelaar Onderwerp: Re: [exim] Potential logic error in retry handling for IPv4+IPv6 hosts
* Philip Hazel:
>> It would increase the number of DNS queries by quite a bit, though.
>
> Yes. Do we have any idea if this would be a serious problem?
If the server handles a significant mail volume, it's a good idea to
install a local caching resolver anyway. The additional queries would
be answered from cache most of the time, so it shouldn't significantly
increase load (or add delay to routing).
