>>>>> "Peter" == Peter S <[email protected]> writes:
Peter> This is a little off topic, but if you have say 3 domains
Peter> on a box with one IP, and you want the best chance of
Peter> webserver generated mail being delivered, do you:
Off-topic: put OT in the header.
Peter> a) set reverse dns to a single domain, and use that for all
Peter> envelope froms, set from and reply to the one of the three
Peter> domains b) use one of the three domains for envelope from,
Peter> and from, and hope that spf and dkeys takes care of the
Peter> rest.
Peter> I gathered that reverse was important, but if reverse
Peter> resolves to a domain specified in spf, is that enough?
Your single ip address resolves to only ONE NAME.
That's the name that you use everywhere and it's enough to make sure
your mta handles that so put that in /etc/mailname or in myorigin in
main.cf, etc.
--
All the best,
Berend de Boer
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