ubuntu wireless check 檢查

1.  檢查 network -< 不通 （可能是因為無線網路沒開)

root@user-TravelMate-P653-MG:~# iwconfig
enp5s0    no wireless extensions.

docker0   no wireless extensions.

wlp4s0    IEEE 802.11  ESSID:off/any 
          Mode:Managed  Access Point: Not-Associated   Tx-Power=off 
          Retry short limit:7   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management:off
         
lo        no wireless extensions.

2. 正常

root@user-TravelMate-P653-MG:~# iwconfig

enp5s0    no wireless extensions.

docker0   no wireless extensions.

wlp4s0    IEEE 802.11  ESSID:off/any  

          Mode:Managed  Access Point: Not-Associated   Tx-Power=off   

          Retry short limit:7   RTS thr:off   Fragment thr:off

          Encryption key:off

          Power Management:off

          

lo        no wireless extensions.