Wireless capture

Sam Leffler sam at errno.com
Thu Jun 21 14:59:02 UTC 2007

Eric L. Chen wrote:
> Hi,
> I did wireless frame capture with wireshark, It works fine while I'm
> using FreeBSD-6.
> After I upgraded FreeBSD-7, I got a message:
> ieee80211_load_module: load the wlan_scan_monitor module by hand for
> now.
> But I can not find out 'wlan_scan_monitor' module, only wlan_scan_ap and
> wlan_scan_sta in /boot/kernel.

You can ignore the complaint as monitor mode does not scan; you always 
must set the channel.  I've contemplated doing a monitor-mode scanning 
module that could be used to continuously collect something like a site 


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