Signal in /proc/net/hostap/wlan0/ap

Lukic lukic at softhome.net
Wed May 14 17:03:11 EDT 2003


> Hi,
>
> I was just wondering if somebody could help me with the stats in
> /proc/net/hostap/wlan0/ap.  In particular what is the signal measured in?

IMHO: let's say, that signal is S, signal in dB is then -100+(S/2,56)

>
> e.g. on one box I get...
>
> root at beastie linux-2.4.20 # cat /proc/net/hostap/wlan0/ap
> # BSSID CHAN SIGNAL NOISE RATE SSID FLAGS
> 00:90:4b:0d:fd:56 3 21 0 20 'test' [ESS]
> 00:30:ab:09:99:66 3 19 0 10 'consume|SOWN' [ESS]
> 00:30:ab:07:db:3e 3 10 0 55 'sown' [ESS]
>
> How is it that the link to 00:30:ab:07:db:3e has less signal than test
> but is a higher rate?

Rate can be set to fixed speed on STA (iwconfig wlan0 rate 11Mbit fixed),
when in auto, it depends on firmware decesion, however, hostap shows only
the rate of last received packet..

Lukic




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