Re: [idn] [Fwd: IDN requirements]

[Dan Oscarsson <Dan.Oscarsson@trab.se>]

>We receive the following comment from Brian on the requirement I-D. Any
>suggestions?
>
>-James Seng
>
>--- CUT HERE ---
>2.1, requirement [1]
>
>I think there is another point here (one that we also had to add into
>the IPv6 requirements at an early stage). There must be a *stepwise*
>deployment plan, i.e. it must be possible to deploy the solution one
>server at a time and one client at a time. A non-updated client must
>be able to use an updated server, an updated client must be able to use
>a non-updated server, and queries and zone transfers must be possible
>between updated and non-updated servers in both directions.  I think
>this is really part of requirement [1] rather then a separate one.

I agree on all except zone transfers. Zone transfers are done by
agreement between servers. It is acceptible that they do not
work between updated and non-updated servers. Requiring them to
work may make the best solution for everything else not possible.

   Dan