[6bone] .int / .arpa

[Pekka Savola]

On Mon, 21 Feb 2005, Iljitsch van Beijnum wrote:
> My somewhat aging Red Hat Linux 9 system doesn't do this:
[...]
> But bitlabels never enter the picture.
>
> I installed this system somewhere in the second half of 2003. I can't imagine 
> they changed it to look up bitlabels after this...

In fact, they did -- this change was part of (misguided) glibc bugfix 
errata :-(

* Thu Oct 30 2003 Jakub Jelinek <jakub at redhat.com> 2.3.2-27.9.2
- fix getnameinfo and getaddrinfo with reverse IPv6 lookups
   (#101261)


> And why would there be a delay? BIND 9.3.0 doesn't support bitlabels so I 
> assume it returns an error so there shouldn't be any delays.

The problem is that glibc resolver (I don't know of others) does not 
react immediately when it gets a Format Error message -- but rather 
waits for 10 seconds or so.

Yep, this has been reported to glibc folks as well ...

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