[Logwatch] newbie questions about logwatch sendmail output

Mike Tremaine mgt at stellarcore.net
Sun Feb 20 11:55:24 MST 2005

On Sun, 2005-02-20 at 10:35, Bob Hutchinson wrote:
> On Saturday 19 Feb 2005 21:45, Pritchard wrote:
> > Hi,
> >
> > I'm new to using Logwatch and sendmail (but not email
> > server administration).  I'm trying to understand how
> > to interpret the logwatch sendmail results.  For
> > example, I see "DSN: User unknown: 21 Time(s)" but I
> > do not know if that applies to the following entries,
> > or what. 

DSN stands for Delivery Status Notification

So DSN: User unknown means that the incoming To: address was unknown.

>  Perhaps all these lines are simply
> > indicating that TLS verification failed (probably due
> > to self-signed certs), but again, I am not sure.

If you have TLS configured it will offer it as a connection. That does
not mean it will work. These errors are generally normal.

> > Here's my logwatch output.  Can you advise me how to
> > interpret it or point me to some useful documentation?
> >  Thanks in advance.
> I would suggest an upgrade, most of the entries are '**Unmatched Entries**', 
> that is to say they were not recognized by any of the regular expressions 
> used in scripts/services/sendmail.

Yes your logwatch is pretty old there are a lot of improvements
especially in sendmail. However you should wait to upgrade until after
Wednesday that is the "target date" for Logwatch 6.0 stable.  

Mike Tremaine
mgt at stellarcore.net

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