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RE: [Ltru] Confusing conformance language



> -----Original Message-----
> From: McDonald, Ira [mailto:imcdonald at sharplabs.com] 
> Sent: Wednesday, June 08, 2005 11:42 AM
> To: ltru at ietf.org
> Subject: [Ltru] Confusing conformance language
> 
> Hi,
> 
> It's pretty much best practice in RFCs to avoid entirely the 
> use of lowercase 'must' or 'should' as some dubious 
> distinction from conformance imperatives 'MUST' or 'SHOULD'
> (RFC 2119 terms).
> 
> The lowercase term 'must' appeared 28 times and the lowercase 
> term 'should' appeared 31 times in the latest Registry 
> version <draft-ietf-ltru-registry-03.txt>.  The uppercase term 'MUST'
> appeared 88 times and the uppercase term 'SHOULD' appeared
> 21 times.
> 
> While I realize it would be a pain to disentangle, replace, 
> and disambiguate these lowercase uses, this is low-hanging 
> fruit for an IETF last call objection.  And it would cause 
> too much rewriting to be handled as directives to the RFC 
> Editor, in all likelihood.
> 
> Randy - do you have an opinion here?

I do, and I'd prefer that the lower case forms NOT be used to avoid just the
sort of potential confusion described above.  The IESG doesn't seem to deal
with it consistently, either, so it's best to avoid the issue completely if
at all possible.

-Scott-


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