At 04:16 PM 7/3/2002 -0400, Robert A. Rosenberg wrote:
>This "one address per copy" approach insures that there will ALMOST
>ALWAYS be wasted processing and message uploading in any situation
>where knowing the capabilities prior to message transmission would
>have allowed the piggybacking of additional addresses onto a copy of
>the message

If the sender already know the capabilities of the recipient, then the 
sender does not need to use ESMTP/CONNEG.  ESMTP/CONNEG is designed for use 
when the sender does NOT have that information.

There are a number of ways the sender might obtain capabilities before 
starting this SMTP session.

One example is 
<http://www.imc.org/draft-ietf-fax-content-negotiation>.  Another is, no 
doubt, via some LDAP-based directory.


>You need to decide what the
>trade-offs are

By "you" I assume you mean the aggregation of the implementer and the 
sending system's administrator.  There is no need for this specification to 
dictate that choice.

d/

----------
Dave Crocker <mailto:[EMAIL PROTECTED]>
TribalWise, Inc. <http://www.tribalwise.com>
tel +1.408.246.8253; fax +1.408.850.1850

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