[ltp] airo_mpi and wireless extensions

Dan Borello linux-thinkpad@linux-thinkpad.org
Sun, 10 Aug 2003 15:08:23 -0500


Hi,

That is good to know. 

Thanks,
dan


On Sun, 2003-08-10 at 14:59, Fabrice Bellet wrote:
> Hi,
> 
> On Sat, Aug 09, 2003 at 12:46:32PM -0500, Dan Borello wrote:
> > Is the cisco
> > client still accurate (ACU)?  It is showing the green bar near 100% (I
> > am sitting next to the AP).  iwconfig is showing Link Quality: 70/100.  
> 
> Yes it is. The cisco programs (ACU and bcard) use an ioctl() that is
> available in the airo driver too. Differences in the displayed link quality  
> find an explanation in the way the raw value read from the card is normalized 
> to obtain a percentage, through empiric bounds measurement.  
> The raw link quality value is available from /proc/driver/aironet/eth1/Status or 
> Stats IIRC (lower value is better).
> 
> best wishes,
> -- 
> fabrice
-- 
Dan Borello <dan@borellos.com>