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Why does the phone need to send packets to discover WiFi networks? Can't it do this receive only?
by askvictor 9y ago
Why does the phone need to send packets to discover WiFi networks? Can't it do this receive only?
- jonnytran 9y agoThat is a good question. According to this presentation titled "Wi-Fi told me everything about you" [1], active discovery uses less power, so it's preferred over passive discovery. Can anyone else here explain why? 1: http://confiance-numerique.clermont-universite.fr/Slides/M-Cunche-2014.pdf http://confiance-numerique.clermont-universite.fr/Slides/M-C...