North American Network Operators Group

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Re: Why do so few mail providers support Port 587?

  • From: J.D. Falk
  • Date: Fri Feb 25 20:02:10 2005

On 02/25/05, just me <[email protected]> wrote: 

> On Fri, 25 Feb 2005, Edward B. Dreger wrote:
>   Internal users:  With AUTH - correlate message with authenticated user,
>   then forbid mail transmission for them only.  I'd rather do that than
>   slog through RADIUS logs.  But, hey, maybe if I had more free time...
> Increasing the detail of an audit trail doesnt mean anyone will 
> automatically use the information in an effective manner.
> Without auth, most ISPs could correlate abuse behavior between MTA 
> logs and RADIUS logs, if they cared. Most don't. SMTP AUTH won't 
> change that.  

	I don't get it, Matt.  Are you trying to tell us that because 
	some ISP's don't care, the ISP's who /do/ care /shouldn't/ move 
	their users to doing mail submissions on port 587?

J.D. Falk                                          uncertainty is only a virtue
<[email protected]>                    when you don't know the answer yet