Re: wireless at home again, at last!

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Dan Connolly <[email protected]> writes:

> My wireless network at home is working again, finally!
[]
> I find out that it has newer firmware (version 6.something)
> and (according to
>   The Wavelan IEEE/Orinoco and its friends
>   http://www.hpl.hp.com/personal/Jean_Tourrilhes/Linux/Orinoco.html)
> the wavelan_cs driver doesn't know how to make that
> firmware go into ad-hoc demo mode. (I don't use an access
> point at home.)
>
> Not only that, the wavelan_cs driver has been largely superceded
> by the new orinoco_cs driver. But this new driver is a
> linux kernel 2.4 driver.

DanC,

Sorry I missed this with you on irc.  I knew you had issues but
thought they were stemming from desired (kernel, etc.) upgrading and
didn't realize you had a wireless outage :(

I purposely flashed (required using a Windows laptop, not just booting
off a DOS disk - *weak*) both of my Cabletron cards to this firmware
version as I wanted to get more use of lattest wireless tools [1] with
the orinoco driver, like roam capabilities for war driving ;-)  

I had to go with the RoamAbout 6.06 (also Lucent's) firmware upgrade
as the more recent 7.52 Lucent also requires Windows and couldn't get
the prerequisite driver to be able to flash the card on the borrowed
Win98 laptop, probably needed W2K to use that and see other people
have problems doing the same [2] based on which Windows OS flavor they
try.

My laptop is 2.4 with the orinoco driver and my wired/wireless nat box
(an old p90 lapper) is simply stable debian 2.2r3 with kernel 2.2.18,
wvlan_cs (from pcmcia-cs package) module and testing wireless-tools
package.

All I had to do to get the firmware flashed cards to work on both is
make this entry in /etc/pcmcia/wireless.opts on the NAT.

IWPRIV="set_port3 0"

and then do the same iwpriv on the portable laptop, I scripted the
commands I use to go from the default Managed mode to the ad-hoc with
the iwpriv.  You can now set essid for ad-hoc although I'm uncertain
if that's necessary.

#!/bin/sh
killall -9 pump
/usr/local/sbin/iwpriv eth0 set_port3 0
/usr/local/sbin/iwconfig eth0 mode Ad-hoc essid "Kted" channel 11
ifup eth0

On another subject, I noticed there is significantly more blinking of
the activity light on the wireless cards than before even when things
should be idle in terms of actual network traffic.  I'm moderately
interested in turning this down so as not to bombard my household and
it's residents with too many unneeded 2.4Ghz radio waves (no current
known long term health affects yet that I know of but why send
unneccessary noise?).  I played a bit with sens, rts, frag, txpower
trying to figure out how to configure the traffic but haven't done
enough homework to learn the ins and outs of this.  Anyone on this
list mess around with some of these iwconfig opts more?

1. http://www.hpl.hp.com/personal/Jean_Tourrilhes/Linux/Tools.html
2. http://www.hpl.hp.com/personal/Jean_Tourrilhes/Linux/Orinoco.html#issues

--
Ted Guild <[email protected]>
http://www.guilds.net

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