iwconfig
eth0      no wireless extensions.
lo        no wireless extensions.
ifconfig
eth0      Link encap:Ethernet  HWaddr 00:25:64:7c:b1:5e  
          inet addr:192.168.0.16  Bcast:192.168.0.255  Mask:255.255.255.0
          inet6 addr: fe80::225:64ff:fe7c:b15e/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:413714 errors:0 dropped:0 overruns:0 frame:0
          TX packets:210763 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:528267969 (528.2 MB)  TX bytes:21187954 (21.1 MB)
          Interrupt:18 
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:65536  Metric:1
          RX packets:12837 errors:0 dropped:0 overruns:0 frame:0
          TX packets:12837 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:1911688 (1.9 MB)  TX bytes:1911688 (1.9 MB)
lspci
00:00.0 Host bridge: Intel Corporation Mobile 4 Series Chipset Memory Controller Hub (rev 07)
00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller (rev 07)
00:02.1 Display controller: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller (rev 07)
00:1a.0 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #4 (rev 03)
00:1a.1 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #5 (rev 03)
00:1a.2 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #6 (rev 03)
00:1a.7 USB controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #2 (rev 03)
00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 03)
00:1c.0 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 1 (rev 03)
00:1c.1 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 2 (rev 03)
00:1c.2 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 3 (rev 03)
00:1c.4 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 5 (rev 03)
00:1d.0 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1 (rev 03)
00:1d.1 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2 (rev 03)
00:1d.2 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #3 (rev 03)
00:1d.7 USB controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1 (rev 03)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev 93)
00:1f.0 ISA bridge: Intel Corporation ICH9M LPC Interface Controller (rev 03)
00:1f.2 SATA controller: Intel Corporation 82801IBM/IEM (ICH9M/ICH9M-E) 4 port SATA Controller [AHCI mode] (rev 03)
00:1f.3 SMBus: Intel Corporation 82801I (ICH9 Family) SMBus Controller (rev 03)
09:00.0 Ethernet controller: Marvell Technology Group Ltd. 88E8040 PCI-E Fast Ethernet Controller (rev 13)
0c:00.0 Network controller: Broadcom Corporation BCM4312 802.11b/g LP-PHY (rev 01)
lsmod
Module                  Size  Used by
nls_iso8859_1          12713  0 
dm_crypt               23177  0 
bnep                   19624  2 
rfcomm                 69160  0 
bluetooth             391196  10 bnep,rfcomm
b43                   387371  0 
snd_hda_codec_idt      54645  1 
snd_hda_intel          52355  3 
snd_hda_codec         192906  2 snd_hda_codec_idt,snd_hda_intel
uvcvideo               80885  0 
videobuf2_vmalloc      13216  1 uvcvideo
snd_hwdep              13602  1 snd_hda_codec
snd_pcm               102099  2 snd_hda_codec,snd_hda_intel
videobuf2_memops       13362  1 videobuf2_vmalloc
snd_page_alloc         18710  2 snd_pcm,snd_hda_intel
gpio_ich               13476  0 
videobuf2_core         40664  1 uvcvideo
bcma                   52096  1 b43
snd_seq_midi           13324  0 
videodev              134688  2 uvcvideo,videobuf2_core
mac80211              630653  1 b43
dell_wmi               12761  0 
sparse_keymap          13948  1 dell_wmi
snd_seq_midi_event     14899  1 snd_seq_midi
snd_rawmidi            30144  1 snd_seq_midi
dell_laptop            18168  0 
cfg80211              484040  2 b43,mac80211
snd_seq                61560  2 snd_seq_midi_event,snd_seq_midi
dcdbas                 14928  1 dell_laptop
snd_seq_device         14497  3 snd_seq,snd_rawmidi,snd_seq_midi
coretemp               13435  0 
joydev                 17381  0 
serio_raw              13462  0 
snd_timer              29482  2 snd_pcm,snd_seq
lpc_ich                21080  0 
snd                    69238  16 snd_hwdep,snd_timer,snd_hda_codec_idt,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_seq_midi
soundcore              12680  1 snd
mac_hid                13205  0 
parport_pc             32701  0 
ppdev                  17671  0 
lp                     17759  0 
parport                42348  3 lp,ppdev,parport_pc
ums_realtek            18029  0 
usb_storage            62209  2 ums_realtek
psmouse               106678  0 
ahci                   25819  1 
libahci                32560  1 ahci
sky2                   58191  0 
ssb                    62379  1 b43
i915                  783805  3 
wmi                    19177  1 dell_wmi
video                  19476  1 i915
i2c_algo_bit           13413  1 i915
drm_kms_helper         53081  1 i915
drm                   303102  4 i915,drm_kms_helper