Re: [idn] Future difficulties because of IDNA

["Lawrence Lai" <lawrence@iis.sinica.edu.tw>]

----- Original Message ----- 
From: "Dan Oscarsson" <Dan.Oscarsson@trab.se>
To: <idn@ops.ietf.org>
Sent: Tuesday, January 29, 2002 4:31 PM
Subject: [idn] Future difficulties because of IDNA


> From the discussions I have had on the namedroppers list I see
> that at least two things will be more difficult when we introduce
> native UCS in DNS because of IDNA:
> 
> 1) Additional overhead.
>     This is because of IDNA, a UCS client MUST first query the server
>    if the server can handle UCS, and then send the real query.
>    Without IDNA the client could send the query without knowing
>    if the server supports UCS or not.
> 
> 2) DNSSEC will probably be much more complex to handle due to
>    having both ACE encoded and native UCS labels.
> 
> 
> I see a risk that IDNA will kill native support for internationalisation
> of DNS.
> 
>     Dan
> 
> 
> 
>