biosdevname: unrecognized option '--version' Usage: biosdevname [options] [args]... Options: -i or --interface treat [args] as ethernet devs -d or --debug enable debugging --policy [physical | all_ethN ] --prefix [string] string use for embedded NICs (default='em') --smbios [x.y] Require SMBIOS x.y or greater --nopirq Don't use $PIR table for slot numbers Example: biosdevname -i eth0 returns: em1 when eth0 is an embedded NIC with label '1' on the chassis. You must be root to run this, as it must read from /dev/mem.

biosdevname: unrecognized option '--help' Usage: biosdevname [options] [args]... Options: -i or --interface treat [args] as ethernet devs -d or --debug enable debugging --policy [physical | all_ethN ] --prefix [string] string use for embedded NICs (default='em') --smbios [x.y] Require SMBIOS x.y or greater --nopirq Don't use $PIR table for slot numbers Example: biosdevname -i eth0 returns: em1 when eth0 is an embedded NIC with label '1' on the chassis. You must be root to run this, as it must read from /dev/mem.