Mail server upgrade

Paul Michael Reilly pmr at
Mon Dec 6 06:19:37 UTC 2004

Alexander Dalloz wrote:
> Am Mo, den 29.11.2004 schrieb Paul Michael Reilly um 6:33:
>>As near as I can tell, it looks like all I need to do is save the 
>>current sendmail configuration, the current /var/spool/mail/* files, 
>>install FC3 fresh, restore the sendmail config and /var/spool/mail/* 
>>files, enable and configure dovecot per the wiki migration notes and 
>>then reconnect the system to the net.  And it will work like a charm. :-)
> The changes from Sendmail 8.12 (RH9) to Sendmail 8.13 (FC3) aren't that
> big. So you should be able to keep the as it is. Just be
> sure that a "make -C /etc/mail" will not spit out any errors on the FC3
> system.
> Keep care to preserve the UIDs/GIDs of your system user accounts. Else
> you will have to change ownerships by hand on the spool mboxes.
> Yes, following all advices from the dovecot Wiki will bring you safe
> from point A to point B.

I think something has changed to tighten the constraints on UID values 
below 500.  I have accounts with UIDs below 500 who are not receiving 
mail whereas others are.  Can you point me at some explanation for this 
behavior and recommended remedies?



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