On Mon, Jan 19, 2015 at 1:01 PM, Matthijs Mekking <matth...@pletterpet.nl> wrote:
> On 19-01-15 18:43, Bob Harold wrote: > > More comments inline. > > -- > > Bob Harold > > > > > > On Mon, Jan 19, 2015 at 3:50 AM, Matthijs Mekking > > <matth...@pletterpet.nl <mailto:matth...@pletterpet.nl>> wrote: > > > > On 16-01-15 23:04, Bob Harold wrote: > > > There seem to be a lot of "set CLASS to ANY" in the spec. But I > thought > > > that a.b.c class IN was totally unrelated to a.b.c class CHAOS, and > > > deleting or changing one should not affect the other. Or am I > > > > To clarify: A record with its CLASS set to ANY does *not* mean to > > delete/change the record in all available classes. Note that an XFR > is > > encapsulated in SOA records that determine the zone name and class > (see > > Figure 2). Only changes in the zone matching that name and class > will be > > made. > > > > Thanks for explaining. I think it would help to mention that somewhere > > in the document. > > Okay, I created an issue for this: > https://github.com/matje/dynixfr/issues/5 > > Thanks. > > > > confused? And everything in the zone must be in the same CLASS, > so can > > > we drop the CLASS completely? > > > > Because everything in the zone must be in the same CLASS, we could > drop > > it, bit we cam also reuse the CLASS field to introduce new > > functionality. That is what is being done here. > > > > > > I only see one place, at the end of 4.1, where it is suggested that > > CLASS might be used for something else. Am I missing something? > > I am not sure what place you are referring to, but sections 3.4 to 3.7 > explain the functionality when CLASS is set to ANY. > I don't see anywhere that CLASS is NOT set to ANY, so it looks like CLASS could just as easily be ignored or set to the real class, except that the end of 4.1 has the note: [OG] Can we use a bit from header or OPT record? Or can we just use "Class | 0x8000" to signal that? Or is it implied that setting the CLASS to ANY indicates that these records are special, and that other MIXFR records would have the real CLASS to distinguish them? If so, I missed it when I read it. > Best regards, > Matthijs > >
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