Ubuntu: i just install ubuntu 12.10 and my wirless adapter isn't working



Question:

sudo lshw -C network -numeric:

*-network                        description: Network controller         product: BCM4311 802.11b/g WLAN [14E4:4311]         vendor: Broadcom Corporation [14E4]         physical id: 0         bus info: pci@0000:0b:00.0         version: 01         width: 32 bits         clock: 33MHz         capabilities: pm msi pciexpress bus_master cap_list         configuration: driver=b43-pci-bridge latency=0         resources: irq:16 memory:efdfc000-efdfffff    *-network         description: Ethernet interface         product: BCM4401-B0 100Base-TX [14E4:170C]         vendor: Broadcom Corporation [14E4]         physical id: 0         bus info: pci@0000:03:00.0         logical name: eth1         version: 02         serial: 00:19:b9:78:01:ad         size: 100Mbit/s         capacity: 100Mbit/s         width: 32 bits         clock: 33MHz         capabilities: pm bus_master cap_list ethernet physical mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation         configuration: autonegotiation=on broadcast=yes driver=b44 driverversion=2.0 duplex=full ip=192.168.1.6 latency=64 link=yes multicast=yes port=twisted pair speed=100Mbit/s         resources: irq:17 memory:ef9fe000-ef9fffff  


Solution:1

With a temporary wired ethernet connection, open the terminal and do:

sudo apt-get install linux-firmware-nonfree  sudo modprobe -r b43 && sudo modprobe b43  

Detach the ethernet and your wireless should now be working.


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