Am 16.04.2012 14:48, schrieb Mark Constable:
> On 16/04/12 21:57, DTNX Postmaster wrote:
>> I would not bother with prettifying headers or SMTP transaction
>> output that is generally only seen by automated systems,
> 
> It's mainly for "vanity" virtual hosting so our clients can be
> assured they have their own fully branded mail service.
> 
> More importantly, with the -o myhostname=domain1.com they can fully
> pass any hardfail SPF test

this has nothing to do with the hostname

relay is smtp-daemon and "-o smtp_bind_address=" and SPF does not
deal with "-o myhostname" because the only interesting fact here
is that the used sending IP-ADDRESS matches SPF records

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