From: "Michael P. Soulier" on
On Thu, Apr 22, 2010 at 8:07 AM, Wietse Venema <wietse(a)porcupine.org> wrote:
>
> Per-destination rate delay was introduced two major releases ago.
> http://www.postfix.org/postconf.5.html#transport_destination_rate_delay
>
> Note: this inserts the specified delay after each delivery via the
> named transport, over a single connection per destination. There
> is no time to implement parallel delays in the scheduler.
>
> Postfix 2.7 supports transport selection by sender address; this
> allows you to implement rate delay policies dependent on sender
> address.
> http://www.postfix.org/postconf.5.html#sender_dependent_default_transport_maps

I'll look into that, thank you.

Mike
--
Michael P. Soulier <msoulier(a)digitaltorque.ca>
"Any intelligent fool can make things bigger and more complex... It takes a
touch of genius - and a lot of courage to move in the opposite direction."
--Albert Einstein