From: Dhiraj Chatpar (dchatpargmail.com)
Date: Sun Nov 08 2009 - 15:37:44 CST

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What i think you can try do is try creating multiple instance of postfix
First Instance: Direct Delivery (If rejected forwarded and tried via
Instance 2)
Second Instance: Configured for only relay host

I guess this should solve the problem.

Rgds
Dhiraj

Stephen Leacock<http://www.brainyquote.com/quotes/authors/s/stephen_leacock.html>
- "I detest life-insurance agents: they always argue that I shall some
day
die, which is not so."

On Mon, Nov 9, 2009 at 03:00, Mike Gering <mike.geringhillsboroughnc.org>wrote:

> Is there a way to configure postfix so that it will attempt to use direct
> delivery before relaying to another host?
>
> I've built my webserver on Amazon EC2 which, even with static IP addresses,
> does not handle reverse DNS lookup, causing (relatively few) recipient
> servers reject the mail. We've contracted with a mail relay service, but
> they are more expensive than the EC2 service itself! Since we're a municipal
> government, we need to reduce expenses as much as possible. The only
> solution I can think of is to have postfix attempt to deliver outgoing mail
> directly, and then for failures due to connection refusals, deliver them via
> the relay.
>
> Is there a way to do this? Or maybe there is a better solution. Any help is
> very welcome!
>
> Thanks,
> Mike
>
>

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