<Socket>={-t|--tcp} {-u|--udp} {-U|--udplite} {-w|--raw} {-x|--unix} --ax25 --ipx --netrom
  <AF>=Use '-6|-4' or '-A <af>' or '--<af>'; default: inet
  List of possible address families (which support routing):
    inet (DARPA Internet) inet6 (IPv6) ax25 (AMPR AX.25)
    netrom (AMPR NET/ROM) ipx (Novell IPX) ddp (Appletalk DDP)
    x25 (CCITT X.25)
[andreas@archie ~]$ netstat -i
Kernel Interface table
Iface   MTU Met   RX-OK RX-ERR RX-DRP RX-OVR    TX-OK TX-ERR TX-DRP TX-OVR Flg
eth0   1500 0    532483      0     15 0        342983      0      0      0 BMRU
lo    16436 0        84      0      [andreas@archie ~]$ ifconfig -a
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500  metric 1
        inet 10.0.0.68  netmask 255.255.255.0  broadcast 10.0.0.255
        inet6 fe80::16da:e9ff:fe15:1f51  prefixlen 64  scopeid 0x20<link>
        ether 14:da:e9:15:1f:51  txqueuelen 1000  (Ethernet)
        RX packets 533281  bytes 691626305 (659.5 MiB)
        RX errors 0  dropped 15  overruns 0  frame 0
        TX packets 343687  bytes 50532392 (48.1 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
        device interrupt 18  memory 0xfa600000-fa620000

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 16436  metric 1
        inet 127.0.0.1  netmask 255.0.0.0
        inet6 ::1  prefixlen 128  scopeid 0x10<host>
        loop  txqueuelen 0  (Local Loopback)
        RX packets 84  bytes 6376 (6.2 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 84  bytes 6376 (6.2 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

0 0            84      0      0      0 LRU
[andreas@archie ~]$