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[6bone] .int / .arpa

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 <[email protected]> 2.3.2-27.9.2
- fix getnameinfo and getaddrinfo with reverse IPv6 lookups

> 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