[Dovecot] LMTP-Server: missing headers

Nicolas KOWALSKI niko at petole.demisel.net
Mon Feb 1 12:07:25 EET 2010


Timo Sirainen <tss at iki.fi> writes:

>> In the first case there are *no* Return-Path and Delivered-To Headers.
>> In the (most common) second case the *are* present.
>> Why these Headers are not included while using the LMTP-Server?

I agree about the Return-Path missing, but the Delivered-To is
specific to Postfix, see: http://www.postfix.org/faq.html#delivered

> I guess I could add Return-Path header. I could also add Delivered-To as long as there is only a single recipient, but adding it for multiple recipients would make everything much more difficult than I'd like.
>
> I was wondering about Delivered-To header before too. What do people
> use it for?

According to the above link:

"The purpose is to stop mail forwarding loops as early as possible"

-- 
Nicolas


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