bukass,
sudo ifup wlan0
modprobe: FATAL: Module p80211 not found.
Failed to load p80211.ko.
run-parts: /etc/network/if-pre-up.d/linux-wlan-ng-pre-up exited with return code 1
wpa_supplicant: /sbin/wpa_supplicant daemon failed to start
run-parts: /etc/network/if-pre-up.d/wpasupplicant exited with return code 1
Internet Systems Consortium DHCP Client 4.2.4
Copyright 2004-2012 Internet Systems Consortium.
All rights reserved.
For info, please visit
https://www.isc.org/software/dhcp/Cannot find device "wlan0"
Error getting hardware address for "wlan0": No such device
Failed to bring up wlan0.