Why WiFi connections are established so slowly?

Wed Oct 31 00:04:03 UTC 2018

On Tue, 30 Oct 2018 16:01:10 -0700
Yuri <yuri at rawbw.com> wrote:
> I just measured: 20-40 seconds elapse between the insertion of the WiFi 
> card and the host obtaining IP address. This is quite slow IMHO. It is 
> hard to imagine that exchanging a few packets back and forth should take 
> that long.
> ...

Setting "scan_freq: List of frequencies to scan" makes the connection faster
(especially for dual-band).
https://w1.fi/cgit/hostap/plain/wpa_supplicant/wpa_supplicant.conf

HTH,
-vlado
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