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rated 0 times [  1] [ 0]  / answers: 1 / hits: 534  / 1 Year ago, fri, november 25, 2022, 10:06:26

I installed Ubuntu 12.04 LTS in my HP laptop. My wireless card is not working. But, I could see wireless controller in lspci and lshw -C network. Here, I have enclosed the output.



Whether should i need to install any specific drivers?
If so, What are the drivers?



lspci -k:



02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 07)
Subsystem: Hewlett-Packard Company Device 2190
Kernel driver in use: r8169
Kernel modules: r8169
03:00.0 Network controller: Atheros Communications Inc. Device 0036 (rev 01)
Subsystem: Hewlett-Packard Company Device 217f


lshw -C network:



  *-network               
description: Ethernet interface
product: RTL8101E/RTL8102E PCI Express Fast Ethernet controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:02:00.0
logical name: eth0
version: 07
serial: fc:15:b4:05:02:59
size: 100Mbit/s
capacity: 100Mbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=N/A ip=192.168.12.190 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
resources: irq:105 ioport:1000(size=256) memory:90600000-90600fff memory:90400000-90403fff
*-network UNCLAIMED
description: Network controller
product: Atheros Communications Inc.
vendor: Atheros Communications Inc.
physical id: 0
bus info: pci@0000:03:00.0
version: 01
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list
configuration: latency=0
resources: memory:90500000-9057ffff memory:90580000-9058ffff


iwconfig:



lo        no wireless extensions.

eth0 no wireless extensions.


I don't why my wireless network is UNCLAIMED.



Guide me to fix this issue.


More From » 12.04

 Answers
0

Please run:



lspci -nn


Is your wireless device 168c:0036? If so, it is not covered in 12.04 by the default driver ath9k, so install the compat-wireless suite. First, determine your kernel version:



uname -r


If your kernel is -pae, then do:



sudo apt-get install linux-backports-modules-cw-3.10-precise-generic-pae


If not, then do:



sudo apt-get install linux-backports-modules-cw-3.10-precise-generic


Then do:



sudo modprobe ath9k


Detach the ethernet and your wireless should be working.


[#25415] Sunday, November 27, 2022, 1 Year  [reply] [flag answer]
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