referencing IDNA2008 (and IDNA2003?)
saleh at nic.ir
Fri Oct 22 20:33:38 CEST 2010
So what happened if someone types a vali PunyCode but with capital
letters as an address.
On 10-10-22 5:59 PM, Vint Cerf wrote:
> we were pretty explicit that the algorithm that produces A-labels
> produces only lower case. check with John Klensin.
> On Fri, Oct 22, 2010 at 10:20 AM, Andrew Sullivan<ajs at shinkuro.com> wrote:
>> On Fri, Oct 22, 2010 at 03:30:45PM +0200, J-F C. Morfin wrote:
>>> better we stay in our respective areas. And Internet IETF RFCs stay
>>> within the boundaries of lowercase A-Labels.
>> There is no guarantee that A-labels will never have capital letters in
>> them, is there? �RFC 5891 says this in section 3.1, number 2:
>> "A-labels MUST be compared as case-insensitive ASCII (as with all
>> comparisons of ASCII DNS labels)."
>> A-labels are, to an IDNA-ignorant application, just plain old DNS
>> labels that happen to conform to the LDH hostname convention. �They
>> can be in either case, AFAIK.
>> Andrew Sullivan
>> ajs at shinkuro.com
>> Shinkuro, Inc.
>> Idna-update mailing list
>> Idna-update at alvestrand.no
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