Andrew McMillan a écrit : > Package: libc6 > Version: 2.6-5 > Severity: important > Tags: patch > > > Hi, > > Tolleff fog Heen has written a patch for the resolver, so that it does > not start performing (or waiting for) AAAA lookups unless a globally > scoped IPv6 address is present on some interface. > > Since Debian enables IPv6 by default, most users will have a system with > an IPv6 address on the loopback interface (as well as a link-local > address on each other interface) which will cause the current code to > commence lookups for AAAA records, only falling back to requesting A > records when these fail or timeout. > > The patch here: > > http://err.no/patches/glibc-only-lookup-ipv6-if-it-makes-sense.diff > > seems to take a reasonable approach, since it will not be possible to > connect to IPv6 addresses without a globally scoped address (plus > routing :-) in any case. > > This is an important issue because some users are so inconvenienced as > to be behind broken DNS infrastructure which ignores AAAA requests, > resulting in frequent timeouts with much confusion and frustration. >
I have already been given the link to this patch. It sounds reasonable, but first I would like to know if it is in use on more than one machine, for both IPv4 and IPv4 + IPv6 setups? I don't really want to apply a patch that can cause regressions. Cheers, Aurelien -- .''`. Aurelien Jarno | GPG: 1024D/F1BCDB73 : :' : Debian developer | Electrical Engineer `. `' [EMAIL PROTECTED] | [EMAIL PROTECTED] `- people.debian.org/~aurel32 | www.aurel32.net -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
