[Mimedefang] Received headers in general

kd6lvw at yahoo.com kd6lvw at yahoo.com
Tue May 22 19:18:49 EDT 2012

--- On Tue, 5/22/12, Les Mikesell <lesmikesell at gmail.com> wrote:
> ... Unless you like to reject just because you can.  Per rfc760 and a
> concept assumed through the rfcs:: "In general, an implementation
> should be conservative in its sending behavior, and liberal in its
> receiving behavior."

Put that in contrast where RFC 5321 says MUST with regard to using the syntax listed therein for generating trace headers, your statement and policy loses every time.  A "must use" directive has no discretion.  I reject not because I choose to but because the standard says I must.

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