Usage: lsmod
unixrealm@vulcan:~$ sudo lsmod
Module                  Size  Used by
michael_mic             2188  4
arc4                    1497  2
binfmt_misc             7984  1
ipmi_msghandler        37059  0
pci_stub                1622  1
vboxpci                15608  0
vboxnetadp              5838  0
vboxnetflt             16638  0
ipt_MASQUERADE          1919  4
iptable_nat             4593  1
vboxdrv              1854110  3 vboxpci,vboxnetadp,vboxnetflt
bridge                 79700  0
stp                     2195  1 bridge
dlm                   136677  0
configfs               28274  2 dlm
parport_pc             30086  0
ppdev                   6804  0
dm_crypt               13381  0
snd_hda_codec_nvhdmi    15451  1
snd_hda_codec_idt      64763  1
joydev                 11395  0
ipt_REJECT              2440  3
ipt_LOG                 5394  9
xt_limit                2204  10
xt_tcpudp               2627  18
ipt_addrtype            2175  4
xt_state                1386  10
uvcvideo               62411  0
videodev               49359  1 uvcvideo
v4l1_compat            15519  2 uvcvideo,videodev
v4l2_compat_ioctl32    12614  1 videodev
ip6table_filter         1719  1
snd_hda_intel          26147  2
ip6_tables             20633  1 ip6table_filter
snd_hda_codec         100919  3 snd_hda_codec_nvhdmi,snd_hda_codec_idt,snd_hda_intel
snd_hwdep               6660  1 snd_hda_codec
snd_pcm                89104  2 snd_hda_intel,snd_hda_codec
nf_conntrack_netbios_ns     1686  0
nf_nat_irc              1601  0
nf_conntrack_irc        4501  1 nf_nat_irc
nf_nat_ftp              1831  0
nf_nat                 20067  4 ipt_MASQUERADE,iptable_nat,nf_nat_irc,nf_nat_ftp
snd_seq_midi            5932  0
nf_conntrack_ipv4      13143  13 iptable_nat,nf_nat
nf_defrag_ipv4          1569  1 nf_conntrack_ipv4
nf_conntrack_ftp        7158  1 nf_nat_ftp
snd_rawmidi            22207  1 snd_seq_midi
nf_conntrack           75238  10 ipt_MASQUERADE,iptable_nat,xt_state,nf_conntrack_netbios_ns,nf_nat_irc,nf_conntrack_irc,nf_nat_ftp,nf_nat,nf_conntrack_ipv4,nf_conntrack_ftp
iptable_filter          1778  1
snd_seq_midi_event      7291  1 snd_seq_midi
nvidia              10221014  40
snd_seq                57512  2 snd_seq_midi,snd_seq_midi_event
ip_tables              19171  2 iptable_nat,iptable_filter
x_tables               24423  12 ipt_MASQUERADE,iptable_nat,ipt_REJECT,ipt_LOG,xt_limit,xt_tcpudp,ipt_addrtype,xt_state,ip6table_filter,ip6_tables,iptable_filter,ip_tables
snd_timer              23850  2 snd_pcm,snd_seq
snd_seq_device          6912  3 snd_seq_midi,snd_rawmidi,snd_seq
lib80211_crypt_tkip     8732  0
wl                   1965231  0
snd                    64277  13 snd_hda_codec_idt,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
dell_wmi                3372  0
r852                   11348  0
sm_common               4441  1 r852
nand                   38430  2 r852,sm_common
nand_ids                4443  1 nand
nand_ecc                4406  1 nand
dell_laptop             6722  0
dcdbas                  6942  1 dell_laptop
psmouse                62080  0
lib80211                6175  2 lib80211_crypt_tkip,wl
soundcore               1240  1 snd
shpchp                 34910  0
serio_raw               4910  0
mtd                    21479  2 sm_common,nand
snd_page_alloc          8588  2 snd_hda_intel,snd_pcm
bluetooth              59245  0
i2c_nforce2             6155  0
lp                     10201  0
parport                37032  3 parport_pc,ppdev,lp
video                  22176  0
output                  2527  1 video
sdhci_pci               8115  0
firewire_ohci          24839  0
firewire_core          54327  1 firewire_ohci
ahci                   22370  2
libahci                26148  1 ahci
crc_itu_t               1739  1 firewire_core
forcedeth              55649  0
sdhci                  18400  1 sdhci_pci
led_class               3393  1 sdhci