frieder@friedersrechner:~$ sudo modprobe -rfv iwlwifi
[sudo] password for frieder:
frieder@friedersrechner:~$ sudo modprobe iwlwifi
frieder@friedersrechner:~$ dmesg | egrep 'iwl|wlan|Firm'
frieder@friedersrechner:~$ ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:03:0d:97:54:01
inet addr:192.168.1.92 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::203:dff:fe97:5401/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:52136 errors:221 dropped:0 overruns:0 frame:221
TX packets:38847 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:72159431 (72.1 MB) TX bytes:4326778 (4.3 MB)
Interrupt:19 Base address:0xdead
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:784 errors:0 dropped:0 overruns:0 frame:0
TX packets:784 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:75785 (75.7 KB) TX bytes:75785 (75.7 KB)
frieder@friedersrechner:~$ iwconfig
lo no wireless extensions.
eth0 no wireless extensions.
frieder@friedersrechner:~$ rfkill list
frieder@friedersrechner:~$ lscpu | grep mode
CPU op-mode(s): 32-bit, 64-bit
frieder@friedersrechner:~$ free
total used free shared buffers cached
Mem: 1929500 947440 982060 0 39172 533300
-/+ buffers/cache: 374968 1554532
Swap: 3998716 948 3997768