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Re: iwlist scanning: how to exclude old scan results from output?

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> Does it go away if you wait long enough for the "last seen" to go above
> 30 seconds (30000ms)? You should use "iw wlan0 scan dump" (no need for
> sudo, and don't scan again) to check.
> 
> Because if not, then there's a bug in the references, and the entry is
> just being kept alive by ... something. Did you previously connect to
> it? Does it also happen if you never connect? Then I guess we'll need to
> know what the kernel version is too. :)

Yes, it goes way if I wait 30 seconds. Whether I had connected to the hotspot or not makes no difference. Kernel version is 5.4.3.

I thought discovering *currently-available* hotspots would be a common need. I'm a bit surprised that getting this information is tricky.

Like I said, reloading the wireless interface's kernel module does the trick. I was just hoping that there'd be a more elegant solution. Thanks for the help, anyway.




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