Low WiFi rates (Hardy 64Bit, Intel Pro Wireless 3945)
Phil Bieber
philbieber at gmail.com
Sat Apr 26 11:21:41 UTC 2008
On Sat, Apr 26, 2008 at 12:56 PM, Marius Gedminas <marius at pov.lt> wrote:
> On Sat, Apr 26, 2008 at 11:11:51AM +0200, Phil Bieber wrote:
<--snip-->
> Try 'iwpriv eth1 set_mode 4' instead, it might help if the slowdown is
> caused by this bug: https://bugs.launchpad.net/ipw3945/+bug/103210
I tried it, but it said:
root at hekate:~# iwpriv wlan0 set_mode 4
Invalid command : set_mode
root at hekate:~#
As far as I know I'm using the iwl, as I didn't change anything and
lsmod said the following:
root at hekate:~# lsmod | grep iwl
iwl3945 104820 0
iwlwifi_mac80211 251876 1 iwl3945
cfg80211 17680 1 iwlwifi_mac80211
led_class 7176 1 iwl3945
root at hekate:~# lsmod | grep ipw
root at hekate:~#
<-- snip -->
> Anyway, as far as I understand, the problem is caused when the signal
> quality drops temporarily -- the ipw3945 driver reduces speed, and then
> forgets to increase it again when the signal quality rises.
<--snip>
When monitoring the signal strength using WICD, I allways see a
quality of >= 85% and in Windows it allways say "Excelent" (Not sure,
what it actually says in English, but in German it is
"Hervorrangend".) and a link speed of at least 38MBit/s.
Anyhow, thanks alot for helping!
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