Dňa 29. septembra 2022 16:32:33 UTC používateľ Viktor Dukhovni via Exim-users <exim-users@???> napísal:
>On Thu, Sep 29, 2022 at 04:11:35PM +0000, Slavko via Exim-users wrote:
>SHOULD NOT is not "MUST NOT". Especially if the signatures are one's
>own from a prior internal SMTP relay hop. And there is RFC policy,
>there are times even good reasons to ignore "MUST NOT".
Yes, internal flow is the most obvious reason, for which IMO most/many
of "SHOULD NOT" exists. That is why i do not commented, if original poster
have nor haven't do it.
>The imperative terms in RFCs are about what is necessary to be sure
>to interoperate. If one is willing to occasionally risk not being
>able to interoperate, one can freely ignore all RFC requirements,
>at one's own risk.
Of course, that is main reason of RFCs. But people often do not
read/understand RFCs and use various tutorials, often with questionable
quality.
regards
--
Slavko
https://www.slavino.sk/
