rpb@??? said:
> One of our customers using Exim wants to encourage their users to make
> sensible use of network bandwidth by requiring them to compress any
> attachment above 1 MB.
In general I would say its dangerous to tamper with the content in this
way. Far better to bounce the message and make the originator fix the
problem.
> I believed I would be able to do this with a system filter which
> spawns an external Perl program as a pipe. The Perl program would use
> the MIME::Tools library to read the message, and return an error
> message and non-zero status code on failure.
You cannot play with the message content in a system filter - it should
be done as a transport filter.
Nigel.
--
[ Nigel Metheringham Nigel.Metheringham@??? ]
[ Phone: +44 1423 850000 Fax +44 1423 858866 ]