[hobbit] How do I change the "mail from" for email alerts?

Xymon User in Richmond hobbit at epperson.homelinux.net
Fri Jun 5 02:30:52 CEST 2009

On Thu, June 4, 2009 12:33, Harold J. Ballinger wrote:
> My /var/spool/exim4/msglog is filling up with messages similar to the
> following:
> 2009-06-04 12:26:17 Received from hobbit@ U=hobbit P=local S=929
> 2009-06-04 12:26:33 it at mydomain.com <IT at mydomain.com> R=dnslookup
> T=remote_smtp: SMTP error from remote mailer after MAIL FROM:<hobbit@>
> SIZE=1973: host exchange.mydomain []: 501 5.5.4 Invalid
> Address Process failed (1) when writing error message to hobbit@ (frozen)
> I have reconfigured Exim4 to allow remote mail, but I can't find a way to
>  make the email alerts from hobbit/xymon use a different "MAIL FROM" than
>  "hobbit@", which our Exchange server knows is not a valid address.
> I have tried making sure that the hostname is defined in the bbserver
> config and that the domain is configured in resolv.conf. I also tried
> creating an entry for "hobbit:
> hobbit at mydomain.com<mailto:hobbit at mydomain.com>" in /etc/email-addresses
> I'm not a *nix guru by any means, and I'm sure this is something simple
> that I'm missing?

By default, user at hostname will be used by Exim.  Is hostname set on the
system?  IE, does the hostname command return anything?  Alternatively, I
think you can set primary_hostname in /etc/mail/exim.conf.  As another
pointed out, if you tell us what OS we'll be better able to help.

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