[6bone] .int / .arpa

Pekka Savola pekkas at netcore.fi
Mon Feb 21 12:24:57 PST 2005


On Mon, 21 Feb 2005, Iljitsch van Beijnum wrote:
> On 21-feb-05, at 20:09, FRLinux wrote:
>> I have started ipv6 with ip6.arpa until i noticed
>> that some sites on the outside world couldn't resolve properly (read,
>> were taking a long time to resolve, it successful) which is why i *had
>> to* use ip6.int as well for our (read, both home and work, since i work
>> in a place which likes ipv6) zone. I am one of these who actually like
>> ip6.arpa much more than ip6.int, it is my own belief that it makes
>> actually more sense. So if tomorrow, someone tells me ip6.int can be
>> safely removed from my DNS, i will be more than happy.
>
> Apparently you don't understand that when your ip6.int delegation is removed 
> your original troubles will reappear.
>
> (Unless the stuff that created the problems has been upgraded to look for 
> ip6.arpa in the mean time.)

There are some more serious issues as well, if they appeared recently.

Bind 9.3.0 removed support for bitstring queries, so if you:
  - run BIND 9.3.0 as your caching server, and
  - your hosts' resolver libraries send ip6.arpa records in bitstring 
format, while ip6.int queries are sent in nibbles (e.g., RHL9, maybe 
others)

.. You'll experience about 30-40 seconds of delay when you try to log 
on using SSH.  Bind 9.2.4 and earlier work fine.  Yes, this has been 
reported to Bind fellows, and closed as "working as designed."

Sigh..

-- 
Pekka Savola                 "You each name yourselves king, yet the
Netcore Oy                    kingdom bleeds."
Systems. Networks. Security. -- George R.R. Martin: A Clash of Kings


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