Remove power save mode
Run following command to turn wlan power save off:
iw wlan0 set power_save off
Connect the Raspberry Pi to your Wi-Fi router
Edit wpa_supplicant.conf file so that contains your wlan router infos.
Edit command:
sudo nano /etc/wpa_supplicant/wpa_supplicant.conf
Add following rows:
ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
update_config=1
network={
ssid="YOUR WLAN SID NAME"
scan_ssid=1
psk="WLAN PASSWORD"
key_mgmt=WPA-PSK
proto=RSN
pairwise=CCMP
}
Edit interfaces
Edit command:
sudo nano /etc/network/interfaces
Add following rows:
auto wlan0
iface lo inet loopback
iface eth0 inet dhcp
Set up a static ip for your Raspberry Pi
Set static IP editing interfaces file.
Add following rows end of file:
allow-hotplug wlan0
iface wlan0 inet static
address 192.168.1.153 # your wanted IP
netmask 255.255.255.0
gateway 192.168.1.1 # router IP
wpa-conf /etc/wpa_supplicant/wpa_supplicant.conf
iface default inet static