On Fri, Jul 28, 2006 at 04:23:11AM -0000, Martin Hosken wrote: > Dear Trent, > > Disabling IPv6 increaseing the throughput of your internet connection > > makes no sense and I think thats just circumstantial, sorry :) > > > > The place where it *does* make a difference is the speed of new > > connections, it seems that in some cases certain dns servers ignore > > requests for IPv6 records and so everytime you try to resolve an IPv6 > > address it waits for them to timeout. > > > > It is worse than that. In the time it takes for the IPv6 DNS request to > fail the application times out on making its connection. > > These broken DNS servers should really be fixed, but the last point > > could work, not to bother looking up, guess it would fix some of these > > cases. > > > > It's not a question of the DNS server being dumb it's usually some cheap > ADSL router/modem that is sitting between the computer and a good DNS > server. Often configuring the router to pass a real DNS server address > to the dhcp client is enough to solve the problem. But not all routers > allow you to configure the dhcp server in them sufficiently. > > So perhaps the real fix is to provide a way to turn off IPv6 DNS > requests. But I guess that is impossible without turning off IPv6 in > general. How much IPv6 takes off depends to a large extent on what MS do > with Vista, I would suspect. > > Could someone who experiences and is willing to let me login to their > > machine please contact me? I'd love to try this as its never really > > affected me. > > > I'll send you directly, offline, a couple of tcpdump traces to compare. > One is dns request to the D-Link 504T ADSL modem/router and the other is > directly to a DNS server with packets merely routed by the modem. > > -- > IPv6 should be disabled by default > https://launchpad.net/bugs/24828
-- Trent Lloyd <[EMAIL PROTECTED]> Bur.st Networking Inc. -- IPv6 should be disabled by default https://launchpad.net/bugs/24828 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
