<inline> Tom Petch ----- Original Message ----- From: "Sam Hartman" <[EMAIL PROTECTED]> To: "tom.petch" <[EMAIL PROTECTED]> Cc: "David Harrington" <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]> Sent: Monday, February 05, 2007 7:18 PM Subject: Re: [Syslog] An early last call comment on protocol-19
> >>>>> "tom" == tom petch <[EMAIL PROTECTED]> writes: > > tom> Pity, I had hoped that David's compromise would be > tom> acceptable. RFC4646 (the current BCP0047) is a magnificent > tom> piece of work and does enable the generator of text to > tom> specify quite precisely how it should be interpreted. I love > tom> the differentiation between the dotted letter I of Azerbaijan > tom> and Turkey, in fact all the comments about Azerbaijani, > tom> Mongolian and Icelandic. > > tom> What concerns me is conformance, what does it mean that a > tom> parameter MUST conform to this BCP or any other, an issue > tom> that has surfaced on this list before. If we just changed > tom> the reference so that the I-D were to read "it MUST contain a > tom> two letter language identifier as defined in BCP0047 [13}" > tom> then I have no problem but this does rather negate the intent > tom> of the BCP. > > First you need to remove the two-letter restriction; language tags can be longer than two letters, > but besides that, this is exactly what I think you should do. > > tom> The BCP defines two levels of conformance (s.2.2.9) and I > tom> suspect that even the lower level requires online access to > tom> the IANA website so what does a receiver of a syslog message > tom> do? Take it as an opaque character string? Check the ABNF? > tom> Do as RFC4646 specifies, for well-formed or validating > tom> conformance? > > The lower level (well-formed) does not require online access to the registry. > > Imho for syslog, receivers MAY|SHOULD check that a tag is well-formed. > That's probably best as a MAY. Specifying in -protocol 'MAY check that a tag is well-formed' would allay my concerns. We still need to think about the encoding (which RFC4646 pointedly excludes). At first sight, the existing text and ABNF about parameter values is unaffected (UTF-8 plus escaping for PARAM-VALUE) Tom Petch _______________________________________________ Syslog mailing list Syslog@lists.ietf.org https://www1.ietf.org/mailman/listinfo/syslog
