On Sun, 6 Nov 2005, Andreas Metzler wrote:
> > IN APPROPRIATE ROUTERn:
> > headers_remove = Subject
> > headers_add = ${if {eq{$h_X-Spam-Flag:}{YES}}
> > {Subject: *****SPAM***** $h_Subject:}
> > {Subject: $h_Subject:}
> > }
>
> I guess this will fail miserably if the message is routed more than
> once. - This /might/ not be a issue for local delivery but afaict remote
> messages are frequently routed multiple times, if the remote host is
> temporarily down.
No, this will not fail miserably. The header removal/addition is not
remembered when a message remains on the queue.
--
Philip Hazel University of Cambridge Computing Service,
ph10@??? Cambridge, England. Phone: +44 1223 334714.
Get the Exim 4 book: http://www.uit.co.uk/exim-book
