On Fri, 12 May 2000, Griffiths M (ISaCS) wrote:
> We are now using Nigels' system filter produced last week (many thanks Nigel
> for producing that) and are thinking
> of implementing a 24 hour "quarantine" area on our mail relay boxes only to
> buffer possible problems like those
> seen last week. We were hoping that by utilising the filters' "...and not
> first_delivery" command and thawing using
> "auto_thaw = 24h" that they would pass the filter by when thawed. However
> what we are seeing is that the
> messages are being thawed correctly but being picked up again by the filter.
first_delivery remains true until there has actually been a delivery
attempt. By freezing in the system filter you stopped the first delivery
attempt happening.
You could perhaps implement what you want using $message_age.
--
Philip Hazel University of Cambridge Computing Service,
ph10@??? Cambridge, England. Phone: +44 1223 334714.