Listar interfaces de red de una máquina

<b>ip link ls</b><br class="khtml-block-placeholder">

1: lo: <loopback,up,lower_up> mtu 16436 qdisc noqueue&nbsp;</loopback,up,lower_up>
&nbsp;&nbsp; &nbsp;link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: eth1: <broadcast,multicast,up,lower_up> mtu 1500 qdisc pfifo_fast qlen 1000</broadcast,multicast,up,lower_up>
&nbsp;&nbsp; &nbsp;link/ether 00:0c:29:78:31:8c brd ff:ff:ff:ff:ff:ff