A POSIX-shell script to visualize channels used by nearby wireless networks.
It makes it easier to see which channels are free or least used when selecting
a channel for an access point. It uses the iw scan command, or it can read
the output of this command from standard input if - is specified as a device.
# wifivi wlan0
SSID Ch Bw dBm 1 6 11 36 52 100 116 132 149 165
. . . . . . . . . .
ATT408 13 20 -39 | ***** | | | |
Marina 116 40 -48 | | | ** | |
NETGEAR43 108 80 -49 | | |**** | |
MikroTik 11 20 -50 | ***** | | | |
FRITZ!Box 6360 9 40 -51 | ********* | | | |
ATT752 116 40 -56 | | | ** | |
Michael 13 40 -58 | ********* | | | |
ATT712 5 40 -60 | ********* | | | |
FRITZ!Box 4 20 -66 | ***** | | | |
FON_FREE_INTERN 52 80 -67 | | ****| | |
O2 WIFI 12 40 -75 | ********* | | | |
orion 144 20 -76 | | | *| |
logitecgameuser 6 20 -77 | ***** | | | |
NETGEAR71 64 80 -79 | | ****| | |
doma 1 40 -79 |********* | | | |
TWCWiFi-Passpoi 44 80 -79 | |**** | | |
Draytek 136 40 -79 | | | ** | |
martin 9 40 -80 | ********* | | | |
O2 WIFI 8 40 -80 | ********* | | | |
IPAD 11 20 -83 | ***** | | | |
MEO-WIFI 1 40 -83 |********* | | | |
ATT544 1 40 -83 |********* | | | |
Netgear88 11 40 -83 | ********* | | | |
Anygate 6 20 -83 | ***** | | | |
MINE 3 20 -83 | ***** | | | |
belkin 1 20 -83 |***** | | | |
VICTOR 6 20 -83 | ***** | | | |
LWL-M 6 20 -83 | ***** | | | |
cWiFi 13 40 -83 | ********* | | | |
U+zone 11 20 -83 | ***** | | | |