Re: [exim] secondary MX: allow only a set of users

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Author: Leonardo Boselli
Date:  
To: Daniel Collis-Puro, exim-users
Subject: Re: [exim] secondary MX: allow only a set of users
Il 19 Dec 2007 alle 22:11 Daniel Collis-Puro immise in rete
> Leonardo Boselli wrote:
> > I want: avoid that the secondary mx accept email that in turn is
> > sent to the primary and then bounced. So i would like to set a list
> > of possible address that are accepted. such list however is not just
> > a plain list of addresses, but it could be also a list with some
> > addresses written as: abc-g* to say that it must accept any address
> > whose five characters are abc-g what is the easier and quicher way
> > to accomplish this, other than adding many director sections in
> > exim4.conf ???
> Why not use a recipient verification callout for the destination mail
> server? Something like:


NOT feasible: the secondary mx is usually used when the primary is of,
or overloaded and do not accept more connections or give immediately
a 421 error. Also for other reason caching, unless on a file that can be
easily moved between the MX 13 and MX 20, is not usable. --
Leonardo Boselli
Nucleo Informatico e Telematico del Dipartimento Ingegneria Civile
Universita` di Firenze , V. S. Marta 3 - I-50139 Firenze
tel +39 0554796431 cell +39 3488605348 fax +39 055495333
http://www.dicea.unifi.it/~leo