Как я уже недавно писал, не хочет работать Wi-Fi на лаптопе. По советам поставил ndiswrapper, скормил ему виндовый inf-файл. Толку ноль.

vir@chernyshev:~$ sudo lshw -C network
[sudo] password for vir: 
  *-network UNCLAIMED     
       description: Ethernet controller
       product: AR242x 802.11abg Wireless PCI Express Adapter
       vendor: Atheros Communications Inc.
       physical id: 0
       bus info: pci@0000:02:00.0
       version: 01
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress msix cap_list
       configuration: latency=0
  *-network
       description: Ethernet interface
       product: L2 100 Mbit Ethernet Adapter
       vendor: Attansic Technology Corp.
       physical id: 0
       bus info: pci@0000:06:00.0
       logical name: eth0
       version: a0
       serial: 00:1f:c6:75:fb:33
       size: 100MB/s
       capacity: 100MB/s
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress vpd bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=ATL2 driverversion=1.0.40.2 duplex=full firmware=L2 ip=192.168.15.105 latency=0 link=yes module=atl2 multicast=yes port=twisted pair speed=100MB/s

А так же:

vir@chernyshev:~$ iwconfig
lo        no wireless extensions.

eth0      no wireless extensions.

Куда копать?