RE: [exim] RFC3461

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Autor: Andrew Johnson
Datum:  
To: exim-users
Betreff: RE: [exim] RFC3461
Finally got around to putting the code up there :)

http://sourceforge.net/projects/eximdsn/

-Andy-

> -----Original Message-----
> From: David [mailto:david@ols.es]
> Sent: Wednesday, July 06, 2005 4:12 PM
> To: andrew.johnson@???
> Subject: Re: [exim] RFC3461
>
> Hi !!
>
> I'm insterested in such this patch, where can i get it ?
>
> En/na Andrew Johnson ha escrit:
> > If anybody is slightly interested, I have a patch for Exim that
> > handles DSN support for remote deliveries. It can even
> support unseen
> > routers by allowing you to state which router the DSN
> should go down.
> > (We have patched up to 4.24 - 4.41 with it, and I'm just working on
> > the 4.51 version of the
> > patch)
> >
> > It lacks 2 things :-
> > It doesn't produce a DSN if you didn't give it any routers
> to go down,
> > and it doesn’t produce a DSN if it's a local delivery (For the
> > complexities that Phillip states - though it is something I
> will be adding).
> >
> > There is a sourceforge project for it though I have not put
> any code
> > (or anything else for that matter) up there yet.
> >
> > The patch is on our system that handles ~250k emails per
> day (where a
> > reasonable proportion actually use it) so we consider it to
> be well tested.
> >
> > -Andy-
> >
> >
> >>-----Original Message-----
> >>From: Philip Hazel [mailto:ph10@cus.cam.ac.uk]
> >>Sent: Monday, July 04, 2005 3:17 PM
> >>To: pimplebutt
> >>Cc: exim-users@???
> >>Subject: Re: [exim] RFC3461
> >>
> >>On Mon, 4 Jul 2005, pimplebutt wrote:
> >>
> >>
> >>>On 7/4/05, Tony Finch <dot@???> wrote:
> >>>
> >>>>On Mon, 4 Jul 2005, pimplebutt wrote:
> >>>>
> >>>>>Does Exim implement support for RFC3461?
> >>>>
> >>>>It does not.
> >>>
> >>>That's unfortunate. :-\ Would like to wishlist this if no-one has
> >>>wishlisted it already.
> >>
> >>It's been on the Wish List (as a reference to RFC 1891) for seven
> >>years.
> >>Nobody has had enough enthusiasm to tackle it. I myself have never
> >>been at all keen.
> >>
> >>I haven't read 3461, so things may be different, but this
> is what is
> >>in the Wish List:
> >>
> >>--------------------------------------------------------------
> >>----------------
> >>
> >>(11) 17-Jul-98 G support for DSN
> >>
> >>It is unclear to me how this should work in the presence of aliases
> >>and forwarding. Local deliveries would have to explicitly
> configured
> >>as deliveries or relaying or whatever.
> >>A substantial amount of code is probably needed.
> >>
> >>An Exim user commented:
> >>I have nothing to add except to say that for many of the reasons
> >>you've stated, I don't think that DSN is coherent enough to
> be worth
> >>the effort to implement.
> >>
> >>Another comment:
> >>
> >> I thought the RFC was pretty clear on this. In a nutshell, if the
> >> delivery rewrites the envelope from address, it's considered a
> >> terminal delivery (i.e. delivery to a mailing list exploder),
> >>otherwise
> >> treat it as a forwarding operation (the /etc/aliases
> case). I would
> >> treat a .forward expansion as a final delivery event (it
> got to the
> >> user as far as the MTA is concerned).
> >>
> >> Yes, we need the DSN syntax. We also require the complete
> semantics
> >>of
> >> NOTIFY=SUCCESS,FAILURE for our application to work.
> >>
> >> Electronic Bill Presentment is really going to push the need for
> >> DSN support in MTAs. We just don't want to get stuck in a
> situation
> >> where we're faced with a non-DSN-aware MTA when we go to install
> >> our bill/statement engine, thus our interest in what the
> MTA vendors
> >> are planning to do about DSN.
> >>--------------------------------------------------------------
> >>----------------
> >>
> >>
> >>-- 
> >>Philip Hazel            University of Cambridge Computing Service,
> >>ph10@???      Cambridge, England. Phone: +44 1223 334714.
> >>Get the Exim 4 book:    http://www.uit.co.uk/exim-book

> >>
> >>
> >>
> >
> >
>
> --
> Salu-2 y hasta pronto ...
>
> It's a fine line between fishing & standing still
>
> ----------------------------------------------------------------
>     David Saez Padros                http://www.ols.es
>     On-Line Services 2000 S.L.       e-mail  david@???
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