Re: Design: sender-dependent default_transport

2009-11-25 Thread Rainer Frey (Inxmail GmbH)
Hi Wietse, thanks for addressing this issue, a scaling solution for this problem will be really appreciated. We are an E-Mail Marketing provider and offer a hosted solution for a broad customer base for which we want to be able separate the reputation (so individual customers can take part in

Design: sender-dependent default_transport

2009-11-21 Thread Wietse Venema
Recently there have been requests for sending mail with source IP addresses that depend on the envelope sender. Sometimes the request appeared to be related to showshoe spamming, and sometimes it appeared to be a legitimate attempt to protect IP-based domain reputations of different customers.

Re: Design: sender-dependent default_transport

2009-11-21 Thread Victor Duchovni
On Sat, Nov 21, 2009 at 09:11:06PM -0500, Wietse Venema wrote: [ Robust/neat idea to support sender dependent transport selection. ] sender_dependent_default_transport_maps (default: empty) A sender-dependent override for the global default_transport parameter setting. The

Re: Design: sender-dependent default_transport

2009-11-21 Thread Noel Jones
On 11/21/2009 9:54 PM, Victor Duchovni wrote: On Sat, Nov 21, 2009 at 09:11:06PM -0500, Wietse Venema wrote: [ Robust/neat idea to support sender dependent transport selection. ] sender_dependent_default_transport_maps (default: empty) A sender-dependent override for the global