networking - Get details about the Connected WiFi Network - Ask Ubuntu

i'm trying details of wifi network i've connected to. have tried iwlist wlan0 scan give details of connected network available networks too. , take 5 seconds data in terminal. tried iw dev wlan0 link gives exact details required lacks provide signal quality (in percentage). there command give details of wifi network essid name, address, signal quality, signal strength(rssi).

commands i've tried:

sudo iwlist wlan0 scan, output is

          wlan0     scan completed :           cell 01 - address: 30:5a:3a:9b:4a:a2                     channel:6                     frequency:2.437 ghz (channel 6)                     quality=56/70  signal level=-54 dbm                      encryption key:off                     essid:"innova1"                     bit rates:1 mb/s; 2 mb/s; 5.5 mb/s; 11 mb/s                     bit rates:6 mb/s; 9 mb/s; 12 mb/s; 18 mb/s; 24 mb/s                               36 mb/s; 48 mb/s; 54 mb/s                     mode:master                     extra:tsf=000000012e7f4a65                     extra: last beacon: 200ms ago                     ie: unknown: 0007496e6e6f766131                     ie: unknown: 010482848b96                     ie: unknown: 030106                     ie: unknown: 072a494e000101100201100301100401100501100601100701100801100901100a01100b01100c01100d0110                     ie: unknown: 2a0100                     ie: unknown: 32080c1218243048606c                     ie: unknown: 2d1a2c0103ff00000000000000000000000000000000000000000000                     ie: unknown: 3d1606000400000000000000000000000000000000000000                     ie: unknown: dd180050f2020101810003a4000027a4000042435e0062322f00** 

another command sudo iw dev wlan0 link,

the output **

connected 30:5a:3a:9b:4a:a2 (on wlan0) ssid: innova1 freq: 2437 rx: 18079342 bytes (101462 packets) tx: 2279813 bytes (17536 packets) signal: -58 dbm tx bitrate: 43.3 mbit/s mcs 4 short gi bss flags:  short-preamble short-slot-time dtim period:    2 beacon int: 100** 

you can try nmcli d wifi not require sudo privilege. gives of information want, , lists networks, connected 1 has asterisk can use grep headers , line want so:

$ nmcli d wifi | grep ^\* *  ssid                    mode   chan  rate       signal  bars  security          *  sky5952d                infra  11    54 mbit/s  73      ▂▄▆_  wpa2