Interesting thing with DNS requests

[David Faure]

On Thursday 07 December 2006 07:08, Fredrik Johansson wrote:
> torsdag 07 december 2006 04:26 skrev Pavel Troller:
> > > How is requiring 15x as much data to do the same thing not a bug?
> > > Both apps running in the same environment implies that this has
> > > nothing to with the DNS server performance--the konqueror client must
> > > be issuing far more DNS requests than the Firefox client.
> >
> > Hi!
> >   Isn't it because KDE is by default trying IPv6 first when it detects that
> > the machine is IPv6 enabled ? From my experiences, many DNSs still behave
> > incorrectly on IPv6 (like AAAA or similar) queries so the additional
> > traffic may be caused by this. Try to use tcpdump or wireshark to find,
> > what your machine tries to query from the DNS.
> >               With regards, Pavel Troller
> 
> 
> Hi, 
> 
> Is there an option to turn IPv6 of, if so where?

Yes, export KDE_NO_IPV6=1
http://wiki.kde.org/tiki-?page=Environment+Variables

-- 
David Faure, faure at kde.org, sponsored by Trolltech to work on KDE,
Konqueror (http://www.konqueror.org), and KOffice (http://www.koffice.org).