[Pkg-exim4-users] smtp authentication (exim as a client) problem

Marc Haber mh+pkg-exim4-users at zugschlus.de
Thu Apr 5 08:40:32 UTC 2007

On Wed, Apr 04, 2007 at 02:19:39PM +0200, marcopar at gmail.com wrote:
> Hello, i've configured exim4 on a sarge system to perform authentication 
> with the smarthost used to relay all emails it processes.
> I put username and password in passwd.client this way (fake data obviously):
> *:theuser at thedomain.eu:thepassword
> all is working fine until i switch the default gateway in order to route 
> traffic on a different dsl provider. it seems absurd to me, it's a 
> matter of route add/del.

Is is possible that your smarthost authenticates you by virtue of IP
address if you use the "old" DSL provider so that your SMTP AUTH has
never actually work.

I suggest using swaks to send test e-mails with and without
authentication via both DSL providers to the same smarthost and find
out when the smarthost accepts your messages and when not.


Marc Haber         | "I don't trust Computers. They | Mailadresse im Header
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