Re: rewrite of sender address via smtpd_sender_login_maps

Postfix users <postfix-users@postfix.org> schrieb am 21.10.04 17:13:08:
>
> Matthias Nagl:
> > wietse@porcupine.org (Wietse Venema) schrieb am 21.10.04 16:08:04:
> > >
> > > Matthias Nagl:
> > > > Dear list,
> > > >
> > > > I've got a running postfix mailserver that delivers mail from and to users
> > > >- logging in via smtp-auth. Now I would like to avoid users to be able sendin
> > > >-g mail with every address of the domains the server is responsible for.
> > > >
> > > > In the Documentation I found out that the normal way of realizing that is
> > > >-to set reject_sender_login_mismatch. In my case that is unfortunatly not an
> > > >-option.
> > >
> > > Why not?
> > >
> > > Wietse
> >
> > For several Reasons:
> > First some customers are using Accounts on this server and i'd like to avo
> >-id support questions for rejected mail.
>
> Postfix allows one account to have multiple SMTP identities.

I didn't think of users who want to use more than one address. I think of misspelled sender addresses in mail clients.

>
> > Another reason is that I'm going to
> >-use a horde/imp webmail system and the server hosts a number of domains. so
> >-the easiest setup (if not the only possble one) would be to send only the lo
> >-gin names via imp and rewrite them with postfix.
>
> In that case, surely IMP can provide the correct From: address information.
> There is no need to kludge around this in Postfix.

In my case it would be extremly complicated to configure imp the right way and after that it would be very uncomfortable to use it (I already spent several hours on that subject) while the described solution would be extremly elegant.

Yours

Matthias Nagl

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