Re: [idn] IDN refocus, v4

[Mark.Andrews@isc.org]

>
>
> On Tue, 20 Nov 2001, James Seng/Personal wrote:
>
> [snip]
>
> > Right! As I said, we are not disagreeing :-) But I think it is
useful to
> > continue this discussion as I think it is leading somewhere.
> >
> > Definition:
> >
> > domain names - any 8-bit characters, usually (but not neccessary)
> > US-ASCII
> >
> > host names - limited to LDH, no leading or trailing "-", delimited
by
> > ".", cannot contain have all digits-only labels
>
> I believe host names can be all digits, don't know if its in a rfc but
> there are hosts and lables that are all digets.
>
> -rick

RFC 1123 Section 2.1.  Digit only labels are legal. Only digit
only labels are illegal.

legal: 1.2.3.4.in-addr.arpa
illegal: 1.2.3.4.5.6.7.8

Mark
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark.Andrews@isc.org