I updated my 12.04 today and it broke my wireless connection on Acer Aspire 5942G.
isa@ubuntu: iwconfig
lo no wireless extensions.
eth0 no wireless extensions.
isa@ubuntu: lspci|grep Network
03:00.0 Network controller:Broadcom Corporation BCM43225 802.11b/g/n (rev 01)
Can someone help me please?