Print wifi access points sorted by signal 

iw dev IFACE scan | egrep "SSID|signal" | awk -F ":" '{print $2}' | sed 'N;s/\n/:/' | sort

June 16, 2018 — kazatca

Explanation

  • iw dev IFACE scan get info about scanned APs
  • egrep "SSID|signal" take only name and signal
  • awk -F ":" '{print $2}' cut labels of fields
  • sed 'N;s/\n/:/' join couples to single line
  • sort sort by signal asc

IFACE - wifi interface (like wlan0)

data-manipulation networking wireless
sort awk sed egrep