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> On Tue, Jul 08, 2008 at 11:47:15AM +1000, Mark Andrews wrote:
> >=20
> > > The site-dependent interpretation of the name is determined not by the
> > > presence of dot within the name but its absence from the end.
> >=20
> > No. Please go and re-read RFC 921.
>
> What a charming document.
>
> I don't see anything in it that indicates a hierarchical name can't
> consist of one level, though I see plenty of examples of 2-level names.
> If you see text in there that I missed, I'm all ears.
>
> I do see this in RFC 1035, though:
>
> >When a user needs to type a domain name, the length of each label is
> >omitted and the labels are separated by dots ("."). Since a complete
> >domain name ends with the root label, this leads to a printed form which
> >ends in a dot. We use this property to distinguish between:
> >
> > - a character string which represents a complete domain name
> > (often called "absolute"). For example, "poneria.ISI.EDU."
> >
> > - a character string that represents the starting labels of a
> > domain name which is incomplete, and should be completed by
> > local software using knowledge of the local domain (often
> > called "relative"). For example, "poneria" used in the
> > ISI.EDU domain.
> >
> >Relative names are either taken relative to a well known origin, or to a
> >list of domains used as a search list. Relative names appear mostly at
> >the user interface, where their interpretation varies from
> >implementation to implementation, and in master files, where they are
> >relative to a single origin domain name. The most common interpretation
> >uses the root "." as either the single origin or as one of the members
> >of the search list, so a multi-label relative name is often one where
> >the trailing dot has been omitted to save typing.
>
> That sounds a lot to me like "hk." is as global as "hk.com."
"hk." is not a syntactically valid hostname (RFC 952).
"hk." is not a syntactically valid mail domain.
Periods at the end are not legal.
RFC 1035 has *nothing* to do with defining what is legal
as a hostname.
Mark
> --=20
> Ted Faber
> http://www.isi.edu/~faber PGP: http://www.isi.edu/~faber/pubkeys.=
> asc
> Unexpected attachment on this mail? See http://www.isi.edu/~faber/FAQ.html#=
> SIG
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: [EMAIL PROTECTED]
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