Re: [Exim] How to handle bogus MX records

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Autor: Tabor J. Wells
Datum:  
To: Suresh Ramasubramanian
CC: Paul Kanz, exim-users
Betreff: Re: [Exim] How to handle bogus MX records
On Wed, Jan 01, 2003 at 07:02:34AM +0530,
Suresh Ramasubramanian <mallet@???> is thought to have said:

> On Wednesday, January 01, 2003 4:16 AM [GMT+0530=IST],
> pkanz@??? (Paul Kanz) wrote:
>
> > What is the best way with Exim 3.x to handle sites that have bogus MX
> > records - ones that list 0.0.0.0 as the IP address. A good example is
> > myvzw.com:
>
> What my exim 4.10 does - which looks default - is
>
> frodo:~% sendmail -bv -v idiots@???
> LOG: MAIN
> lowest numbered MX record points to local host: myvzw.com (while
> routing <idiots@???>)
> idiots@??? cannot be resolved at this time:
> lowest numbered MX record points to local host
>
> require verify        = sender

>
> does the trick, I guess.
>
> In exim 3.x it is sender_verify
>
>     srs


There's also ignore_target_hosts in whatever router(s) you use for
remote_smtp. I use:

ignore_target_hosts = 0.0.0.0 : 127.0.0.0/8 : 10.0.0.0/8 : 192.168.0.0/16 :\
                      172.16.0.0/12


Tabor


--
--------------------------------------------------------------------
Tabor J. Wells                                     twells@???
Fsck It!                 Just another victim of the ambient morality