Why is DSLwireless is fast, but eth-wired slow

[Craig White]

On Thu, 2006-08-17 at 11:09 -0700, joe at actionline.com wrote:
> .
> First, the background: 
> 
> One problem has led to another and another as I have been trying 
> for three weeks to get my system rebuilt after it "crashed". 
> I am preparing a "how-to" to recap everything I've needed to do 
> to get everything put back together and working again, but I now have 
> a new problem that I need to get fixed before I continue rebuilding. 
> 
> Thanks to an incredible amount of excellent (and very patient) help 
> especially from Eric Shubes and from several other PLUG friends, 
> I now have a fresh new installation of Mandriva 2006 working on a 
> new 100-gig hard disk.  (Please, no comments about Mandriva as it 
> is the *only* distro on which I can get Win4Lin to work with win98 
> which is essential for my work.) 
> 
> We finally got Qwest DSL working via a new 2Wire modem/router. 
> When booting my main desktop computer (eth-wire-connected) with 
> a Knoppix live CD, the DSL connection works fine and fast.  And, 
> with my dual-boot laptop, I have a good (54-Mbps) wireless 
> connection when booting with WinXP.  I have not yet been able 
> to get a wireless connection when booted with my Linux partition. 
> 
> Now the problem: 
> 
> When I boot up the new Mandriva installation on the hard disk 
> (instead of booting the Knoppix CD), I have a DHCP Internet 
> connection, but it is slower than molasses.  (I have not yet 
> installed Win4Lin, so that is not a factor.)  As an example, 
> when I connect either via wireless on the laptop or via Knoppix 
> live CD on the desktop, and access usatoday.com, their website 
> pops up in 3 seconds.  When I access the same website with my 
> desktop box with the new Mandriva installation, it takes more 
> than 30 seconds before the first page begins to appear and a 
> total of 45 seconds before it finishes loading. 
> 
> I called 2Wire (excellent technical support) and they thoroughly 
> checked everything and informed me that everything in the physical 
> connection is fine, the modem is fine, and the Qwest connection is 
> okay (just a few errors, "usual" for Qwest).  They also said that 
> both browsers I am using are fine (Firefox and Konqueror), so the 
> problem definitely has to be with my system's software --  perhaps 
> something in configuration, a firewall, perhaps proxy settings, 
> or some interferring program.
> 
> How can I resolve this? 
----
does this help (from release notes for Mandriva 2006)

http://qa.mandriva.com/twiki/bin/view/Main/MandrivaLinux2006Errata#Slow_or_unreliable_DNS_lookups_b

(make sure you reboot after making the change)

Craig