I am using my old hp-compaq NX9105 laptop. I installed 12.04 and upgraded to 14.04.
Problem is that wireless is not working. No wireless is detected. I installed the b43 driver as described here, but no luck.
Please, any ideas? A step-by-step walkthrough would be great!
Here is the output of running lspci -vnn | grep Network
02:02.0 Network controller [0280]: Broadcom Corporation BCM4306 802.11b/g Wireless LAN Controller [14e4:4320] (rev 03)
lspci -vnn | grep Network
in terminal. to open terminal press