roberto@roberto-00000000000000000000000:~$ iwconfig
lo        no wireless extensions.

eth0      no wireless extensions.

roberto@roberto-00000000000000000000000:~$ lshw _C network
Hardware Lister (lshw) - B.02.16
usage: lshw [-format] [-options ...]
       lshw -version

	-version        print program version (B.02.16)

format can be
	-html           output hardware tree as HTML
	-xml            output hardware tree as XML
	-short          output hardware paths
	-businfo        output bus information

options can be
	-class CLASS    only show a certain class of hardware
	-C CLASS        same as '-class CLASS'
	-c CLASS        same as '-class CLASS'
	-disable TEST   disable a test (like pci, isapnp, cpuid, etc. )
	-enable TEST    enable a test (like pci, isapnp, cpuid, etc. )
	-quiet          don't display status
	-sanitize       sanitize output (remove sensitive information like serial numbers, etc.)
	-numeric        output numeric IDs (for PCI, USB, etc.)

roberto@roberto-00000000000000000000000:~$