Wifi

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Troubleshoot wifi

# Check device
lsusb                # if wifi usb device
lspci                # if wifi pci device

# Check if device has an interface
iwconfig

# Check status interfaces
ifconfig


Wifi is either controlled by NetworkManager or via the command line.

NetworkManager
Command file
  • See file /etc/network/interfaces. See man page man interfaces
  • For WPA, see file /etc/wpa_supplicant/wpa_supplicant.conf.
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