Need help with a DNS problem

Alexander Dalloz alexander.dalloz at uni-bielefeld.de
Mon Aug 30 21:44:36 UTC 2004


Am Mo, den 30.08.2004 schrieb Allen Winter um 21:32:

> I have three systems connected to ADSL via a Netgear WGR214v2 Router,
> with one running Redhat 9, one running FC1, and the other my new FC2 system.
> 
> The Redhat system is running dhcpcd and has no problem getting addresses.
> The FC1 system is running dhclient and had no problem getting addresses.
> 
> The new FC2 system is also running dhclient and fails to get addresses for only
> a *few* names I've encountered so far.  And dig will give me an answer for those
> names, but nslookup will fail.  I have looked up everything I know and compared
> the FC1 and FC2 systems and they look to be configured the same. 

Try following settings:

echo 0 > /proc/sys/net/ipv4/tcp_window_scaling
echo 0 > /proc/sys/net/ipv4/tcp_moderate_rcvbuf

Do you have any iptables settings active on the FC2 machine?


-- 
Alexander Dalloz | Enger, Germany | GPG key 1024D/ED695653 1999-07-13
Fedora GNU/Linux Core 2 (Tettnang) kernel 2.6.8-1.521smp 
Serendipity 23:40:03 up 20:56, 12 users, 0.07, 0.20, 0.26 
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