Re: NM does not work with iwl4965 device

On Wed, Aug 08, 2007 at 07:34:47AM -0400, Dan Williams wrote:

> 1 means wpa_supplicant scans around and tries to find the AP.  But if
> the AP is "hidden", wpa_supplicant won't find it because wpa_supplicant
> doesn't know how to find hidden APs.  NM works around that by caching
> the BSSID after a successful connection, and when it finds that BSSID in
> scan results, filling in the SSID.
> 2 means NM must fill out the config for the network completely, and
> wpa_supplicant just blows those settings to the card and waits for the
> association to succeed.  This is most closely analogous to a lot of
> 'iwconfig' commands.  Only in this mode can wpa_supplicant really
> connect to a hidden network, because NM would have given wpa_supplicant
> both SSID and BSSID.
> So it's understandable why wpa_supplicant doesn't set the SSID on the
> card when you give it AP_SCAN=1, because it can't _find_ that SSID in
> scan results precisely because the SSID isn't broadcasting it's SSID.

So, wpa_supplicant only requests a scan?  It never sends any probes
itself?  Forgive me if this is an ignorant question -- I haven't
peered much into these userland bits...

John W. Linville
linville tuxdriver com

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