Re: header inventory

Mark E. Mallett wrote:
> On Mon, Mar 15, 2004 at 04:15:16PM +0100, Jose Marcio Martins da Cruz wrote:
> 
>>Mark E. Mallett wrote:
>>


>>>  - delivery address or other key
>>
>>What to you meant by delivered address ? Recipients ? I'm not sure this 
>>is a good idea. As if you add this, you can reveal BCCs, at least at 
>>current version of SMTP protocol. And what about an alias resolving to 
>>some thousand recipients ???
> 
> 
> OK, strike "address" and just focus on "other key."  All I meant is
> that server/ip is not sufficient.  I might have a filter for "mem"
> that forwards to "mark" on the same system, and "mark" also filters
> the message using the same software.  So the "filtering point" has to
> be more than just hostname/ip in order to be unique.  If you use the
> delivery address you have the advantage of being able to backtrack
> from a delivered message (i.e., after it leaves "mark" and arrives at
> some other place) to (again, just a random example) find and debug a
> filter that did the wrong thing.  As you say, though, that may not
> always be desirable for privacy reasons.
> 
> 

Right, we though the same thing with different names. The message Id I 
told bellow means some way for the MTA/filter admin to quickly find how 
and why the filter handled some specific message. To debug a filter, as 
you said, or to inform an "angry user" why some message was rejected.

> 
> 
>>On the other hand, what seems to me very important is to add the Message 
>>ID of the message in order to someone be able to look for it at log 
>>files generated by the filter.
> 
> 
> Only in circumstances where you expect the message-id to change.
> 

Joe

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