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Old 01-08-2007, 05:27 PM
Jeff Liebermann
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Default Re: Wifi horribly slow on MSI RG60G, very fast with an ethernet cable

On Jan 8, 6:55 am, deepd...@onvol.net wrote:
> I use WGET to test speed, which has no cache (verified). Wired, "wget http://www.apple.com/trailers" returns 100 kb/s, when wireless, it's
> only 3kB/s, sometimes even 7kB/s. Then I download a large test file
> from my ISP - wired, it's 500kB/s, wireless 500kB/s. (I live in
> Europe.)


Hmm.... Black hole MTU negotiation problems? I assumed that your
"local" meant on your LAN, not nearby web servers.

If you have a DSL connection, try reducing the router MTU from 1500 to
1492 and see if it helps. Smaller numbers are also acceptable but
you'll see a reduction in max speed. I have no idea why it makes a
difference with wireless but not wired, but let's see what happens
first.

Use a program called MTUroute:
<http://www.elifulkerson.com/projects/mturoute.php>
to determine if your router is not doing MTU discovery, if your ISP has
a misconfigured router, or if there is a broken router somewhere along
the path.

> I know, it's alien-abduction-in-Bermuda-triangle-style weird stuff.


If it were easy, it would be no fun.

> My guess(tm) is the router is sick sick sick.I was already told that router is probably "faulty". I know I might be
> a stubborn f*ck, but I somehow can't believe this router is "faulty" if
> everything other than wireless _international_ downloads works
> brilliantly.


Unless I read your description incorrectly, it's only slow via wireless
on *SOME* web sites. Is this correct?


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