Henrik K writes:
> On Thu, May 08, 2008 at 10:03:28AM +0100, Justin Mason wrote:
> > 
> > Henrik Krohns writes:
> > > On Thu, May 08, 2008 at 09:35:31AM +0100, Justin Mason wrote:
> > > >
> > > > the VBounce plugin is intended to catch backscatter -- bounces in 
> > > > response
> > > > to mail you didn't send -- so it'll ignore bounces in response to mail 
> > > > you
> > > > _did_ send, by parsing the bounced message's Received: headers and 
> > > > looking
> > > > for the mailserver's name in there.
> > > 
> > > I've been trying it for myself. One thing I don't like is that all
> > > null-sender mail is assumed to be bounces. It creates many FPs.
> > 
> > Yes.  What kind of null-sender mail from machines that are not in
> > whitelist_bounce_relays do you get?
> 
> I would assume this is common knowledge. :-)
> 
> - Mass mailings of all sorts, mailing lists, news
> - Order confirmations
> - Some very legimate mails from people using lotus notes, hotmail
> - etc, etc..
> 
> You can just imagine a system/administrator thinking that it's wise to send
> anything that "doesn't require a reply" as null. It's very common.

Not in my experience!

I haven't seen anything that isn't a bounce message, an out-of-office
notification, auto-replies, or other stuff targeted by the VBounce
ruleset.  certainly not transactional mail.  as far as I can tell, it's
*not* that common.

> Do you want a bug opened?

Nah, that's ok ;)

--j.

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