[unisog] Rejecting incoming mail with from addresses in your own domain.

Peter Van Epp vanepp at sfu.ca
Tue Jul 22 02:23:31 GMT 2003


On Mon, Jul 21, 2003 at 10:14:40PM -0400, Pete Hickey wrote:
> On Tue, Jul 22, 2003 at 02:04:11PM +1200, Russell Fulton wrote:
> 
> > 
> > One problem I can see with this is that we have individuals who are off
> > campus (for what ever reason) who are using our MTAs as their SMTP
> > servers.  We are planning to provide SSL wrapped, authenticated SMTP for
> > this and we would treat such connections as internal. 
> > 
> > Any other gotcha that anyone can think off?
> 
> We've got a number of people who work at home, using their
> ISP's MTA, yet use their University email address.  This is
> valid mail coming in from outside, with our From:
> 

	Us too. However if Russell (or anyone else) has a way of wrapping 
arbitrary mail clients in SSL across all clients (Macs of all vintages, DOS,
Unix boxes of all kinds, Windows) without creating a support nightmare I'd
certainly see if my mail folks lynch me for suggesting it :-).

Peter Van Epp / Operations and Technical Support 
Simon Fraser University, Burnaby, B.C. Canada



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