unable to find or connect to wireless network ubuntu 11.10

Asked by Arnarson

I am new to ubuntu. I just installed ubuntu 11.10. The problem I am having is that i cannot connect or find my home wireless network. I am currently using a wired connection. I first thought this was a driver-problem so i checked in Additional Drivers if there was a wireless network driver that I had to install. In Additional drivers there is Broadcom STA wireless driver listed but it says that the driver is activated and currently in use.
Can anyone please help me solve this problem?

Here is what "sudo lshw -C network" returns:

  *-network
       description: Network controller
       product: BCM4311 802.11b/g WLAN
       vendor: Broadcom Corporation
       physical id: 0
       bus info: pci@0000:0c: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:17 memory:f9ffc000-f9ffffff
  *-network
       description: Ethernet interface
       product: BCM4401-B0 100Base-TX
       vendor: Broadcom Corporation
       physical id: 0
       bus info: pci@0000:03:00.0
       logical name: eth0
       version: 02
       serial: 00:19:b9:88:f8:53
       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=192.168.1.91 latency=64 link=yes multicast=yes port=twisted pair speed=100Mbit/s
       resources: irq:17 memory:f9bfe000-f9bfffff

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Lalatendu Mohanty (then4way) said :
#1

This would fix your issue

$ sudo apt-get update
$ sudo apt-get install firmware-b43-installer
$ sudo apt-get remove bcmwl-kernel-source
$ sudo reboot

http://nfolamp.wordpress.com/2011/10/15/ubuntu-11-10-getting-wireless-bcm4311-working/

Revision history for this message
Prabhat Kumar bajpai (prabhatkrbajpai) said :
#2

hi

i have run sudo lshw -C network command. run i config wlan. run ndiswrapper. only once i could see the wireless network in the network connection window and there after nothing.

it just does not show.

if, you can guide me through the proper pages then may be i can configure. do consider this that i am new to ubuntu and not a computer geek. just wanted to get out of ms. so pls help.

prabhat

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