[ietf-dkim] Requirements clarification: DNS Exchange determinism

[Scott Kitterman]

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*** 465,471 ****

     1.  Discovery mechanism MUST be rooted in DNS.

!    2.  Discovery mechanism MUST converge in a deterministic number of
         exchanges.

            [Informative Note: this, for all intents and purposes is a
--- 470,476 ----

     1.  Discovery mechanism MUST be rooted in DNS.

!    2.  Discovery mechanism MUST converge in a deterministic maximum number 
of
         exchanges.

            [Informative Note: this, for all intents and purposes is a
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The point is to have a reliable maximum.  As written the requirement would 
seem to require a standard number of exchanges, not just a maximum.  We 
shouldn't prohibit efficiencies if we can find them.

Scott K