TurnToJPG -->

iw dev will show the wireless device:

	[root@XXXyyy Trusty]# iw dev
		Interface wlo1
			ifindex 2
			wdev 0x1
			addr xx:xx:xx:xx:xx:xx
			type managed

Then use the deivce name got from last step, ip link set it up

	[root@XXXyyy Trusty]# ip link set wlo1 up
	# Check the status:
	[root@XXXyyy Trusty]# iw dev wlo1 link
	Not connected.

Scan the available wireless network:

	[root@XXXyyy Trusty]# iw dev wlo1 scan | more
	[root@XXXyyy Trusty]# iw dev wlo1 scan | grep SSID

Connect to the existing Wireless LAN:
Install the wpa_supplicant:

	$ pacman -S wpa_supplicant
	[root@XXXyyy Trusty]# touch /etc/wpa_supplicant.conf
	[root@XXXyyy Trusty]# wpa_supplicant -i wlo1 -c /etc/wpa_supplicant.conf
	Successfully initialized wpa_supplicant
Generate the wpa_supplicant:
	[root@XXXyyy Trusty]# wpa_passphrase OpenWrt_11 XXXXXX > /etc/wpa_supplicant/openwrt.conf
	[root@XXXyyy Trusty]# cat /etc/wpa_supplicant/openwrt.conf 
	[root@XXXyyy Trusty]# wpa_supplicant -i wlo1 -c /etc/wpa_supplicant/openwrt.conf 
	Successfully initialized wpa_supplicant
	wlo1: Trying to associate with xx:xx:xx:xx: (SSID='OpenWrt_11' freq=2462 MHz)
	ioctl[SIOCSIWFREQ]: Device or resource busy
	wlo1: Association request to the driver failed
	wlo1: Associated with xx:xx:xx:xx
	wlo1: WPA: Key negotiation completed with xx:xg:xx:xx:xx [PTK=CCMP GTK=TKIP]
	wlo1: CTRL-EVENT-CONNECTED - Connection to xx:xx:xx:xx:xx completed [id=0 id_str=]
Get the Wireless address:
	$ [root@XXXyyy Trusty]# dhcpcd wlo1
	dhcpcd[3344]: version 6.0.5 starting
	dhcpcd[3344]: wlo1: soliciting an IPv6 router
	dhcpcd[3344]: wlo1: soliciting a DHCP lease
	dhcpcd[3344]: wlo1: offered from
	dhcpcd[3344]: wlo1: leased for 7200 seconds
	dhcpcd[3344]: wlo1: adding host route to via
	dhcpcd[3344]: wlo1: adding route to
	dhcpcd[3344]: wlo1: adding default route via
	dhcpcd[3344]: forked to background, child pid 3434

Now we can access the internet via Wireless!