On 1/2/2020 10:17 AM, John C Klensin wrote:
That even includes such questions as
whether RFC 974 was the right solution to that problem and
remains the right solution in a world in which the DNS is being
Where is there indication that this mechanism has been having
Where is the discussion of an alternative?
Failing to obtain some history covering both of these questions,
pursuing this topic doesn't seem likely to be productive, though it
could be wonderfully expensive in time and frustration.
whether, when we introduced EHLO, we should also have introduced
a three-layer envelope  and whether we should do that now via
a new but strongly-recommended extension.
Where is the indication that the existing model is behaving inadequately?
Where is the discussion of a 3-layer model and its efficacy.
Failing to obtain...
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