Re: resolving websites takes too long

From: Noi (noi_at_siam.com)
Date: 01/23/04


Date: Fri, 23 Jan 2004 06:23:26 GMT

On Thu, 22 Jan 2004 18:24:35 +0000, johnny bobby bee thoughtfully wrote:

> hey group,
> i'm a bit stuck here. i've got an SMC7004VBR firewall/nat router that provides
> dhcp/dns services to 3 pc's on my network. i've got a Mac OS X box and a
> Windows XP box that have no problems when surfing (pages load instantly).
> but on many occasions on my Linux (Mandrake 9.1) box, pages sometimes take
> 10+ seconds to load. this is with an ADSL connection. the status bar on
> the bottom of the browser will say "resolving host slashdot.org" and will
> stay that way for a few seconds then "transmitting" then "resolving" back
> and forth for 10 seconds or more sometimes.
>
> contents of /etc/resolv.conf:
> cat /etc/resolv.conf
> nameserver 192.168.2.1
> (the above is the IP address of the SMC router)
>
> i've tried adding other dns servers to /etc/dhclient.conf:
> cat /etc/dhclient.conf
> append domain-name-servers 137.82.1.1, 142.103.1.1;
>
> (which are 2 dns servers of our local university. it doesn't seem to make
> any difference.)
>
> i've tried various combination(s) of starting/stopping services:
> /etc/rc.d/init.d/network
> /etc/rc.d/init.d/internet
> killall dhclient
> starting dhclient with 'dhclient'
>
> the 2 other PC's never have the 'resolving' problem.
> any other suggestions?

Compare the mtu sizes on the linux to the mtu sizes on the XP and Mac.

$ ifconfig /all

-- 
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Linux registered user #302812
using Fedora Core 1 kernel 2.4.22-1.2149.nptl
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