On Mon, 11 Feb 2002, Matthew Byng-Maddick wrote:
> On Mon, Feb 11, 2002 at 06:27:01AM -0800, dbroome@??? wrote:
> > Would it be a good addition to have exim go through a 2nd round of rbl host
> > checking after the message is reieved fom the connecting host that chrecks
> > all the intermediate hosts. This would allow triggering on messages sent
> > via known relays ie rss.mail-abuse.org or Spews.relays.OsiruSoft.com.
>
> This is a bad idea. What about, for example, dialup lists? It also assumes
> that you trust the veracity of the Received: headers that your mailserver
> doesn't generate, although you can probably only stop the mail being
> delivered, not persuade it to be, unless you end up with a whitelist.
Of course you would select another collection of RBL lists for this
function - that is why I noted only the known relay lists.
> If you're going to do this, it should be done in a procmail filter or
> similar, not in the MTA.
>
> > It would be intensive and what do you do with the message now?
The actions that this function could do would include add a header, delete
locally or ...
This could be a procmail function but it seems that Exim could easily (?)
add this to the benefit of all the standard linux desktops (ie debian)
that use exim locally with fetchmail.
Dave,
--
David Broome Programmer-Analyst.FineArts.UVic.CA /BSc /CNA /MCP
250.721-6307 dbroome@??? FIA 221
