通常情况下，在Linux操作系统中，网卡的驱动程序都是通过加载模块来实现的，我们可以在提示符下，键入lsmod命令来检查当前使用的网卡对应的模块名称，例如：Module Size Used by Tainted: P
nls_iso8859-1 3516 1 (autoclean)
nls_cp437 5148 1 (autoclean)
vfat 13004 1 (autoclean)
fat 38872 0 (autoclean) [vfat]
parport_pc 19076 1 (autoclean)
lp 9028 0 (autoclean)
parport 37088 1 (autoclean) [parport_pc lp]
autofs 13364 0 (autoclean) (unused)
basp 60416 1bcm5700 105512 1e100 56164 1ipt_REJECT 4632 1 (autoclean)
ipt_state 1080 1 (autoclean)
ip_conntrack 27304 1 (autoclean) [ipt_state]
iptable_filter 2412 1 (autoclean)
ip_tables 15776 3 [ipt_REJECT ipt_state iptable_filter]
floppy 58160 2 (autoclean)
microcode 4724 0 (autoclean)
keybdev 2976 0 (unused)
mousedev 5524 0 (unused)
hid 22212 0 (unused)
input 5888 0 [keybdev mousedev hid]
ehci-hcd 20104 0 (unused)
usb-uhci 26412 0 (unused)
usbcore 79392 1 [hid ehci-hcd usb-uhci]
ext3 91592 2
jbd 52336 2 [ext3]
aic7xxx 163440 3
sd_mod 13744 6
scsi_mod 108840 2 [aic7xxx sd_mod]