Wi-Fi link status

Note This section contains Linux BSP documentation for kernel v4.1. Click here for v4.9 BSP documentation.

You can use different tools to get information about the status of the Wi-Fi interfaces:

nmcli
iw
wpa_cli

nmcli

To get the status of all devices managed by NetworkManager, use the nmcli tool:

~# nmcli dev status
DEVICE  TYPE      STATE        CONNECTION 
eth1    ethernet  connected    eth1       
wlan0   wifi      connected    wlan0      
eth0    ethernet  unavailable  --         
can0    can       unmanaged    --         
lo      loopback  unmanaged    --         
sit0    sit       unmanaged    --         
wlan1   wifi      unmanaged    --

iw

To get the status with the iw tool:

~# iw dev wlan0 link
Connected to 84:b5:17:40:a7:c0 (on wlan0)
        SSID: Cisco_2600_WPA2_AES
        freq: 5180
        RX: 14188 bytes (110 packets)
        signal: -11 dBm
        tx bitrate: 72.2 MBit/s MCS 7 short GI

wpa_cli

To get the status with the wpa_cli tool:

~# wpa_cli -iwlan0 status
bssid=84:b5:17:40:a7:c0
freq=5180
ssid=Cisco_2600_WPA2_AES
id=0
mode=station
pairwise_cipher=CCMP
group_cipher=CCMP
key_mgmt=WPA2-PSK
wpa_state=COMPLETED
ip_address=192.168.43.30
p2p_device_address=00:40:9d:98:a6:84
address=00:40:9d:98:a6:84
uuid=883ffae7-742b-59c4-9422-ab29a4b2ab6a