Esto es lo que veo con telnet... pero parece que estan como giga
xxxx@RT-N66U:/tmp/home/root# ip link show
1: lo: <LOOPBACK,MULTICAST,UP,10000> mtu 16436 qdisc noqueue
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: eth0: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qdisc pfifo_fast qlen 1000
link/ether e0:3f:49:6c:4b:08 brd ff:ff:ff:ff:ff:ff
3: eth1: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qdisc pfifo_fast qlen 1000
link/ether e0:3f:49:6c:4b:08 brd ff:ff:ff:ff:ff:ff
4: eth2: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qdisc pfifo_fast qlen 1000
link/ether e0:3f:49:6c:4b:0c brd ff:ff:ff:ff:ff:ff
5: vlan1@eth0: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qdisc noqueue
link/ether e0:3f:49:6c:4b:08 brd ff:ff:ff:ff:ff:ff
7: vlan6@eth0: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qdisc noqueue
link/ether 64:31:50:a2:91:88 brd ff:ff:ff:ff:ff:ff
8: br0: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qdisc noqueue
link/ether e0:3f:49:6c:4b:08 brd ff:ff:ff:ff:ff:ff
10: ppp0: <POINTOPOINT,MULTICAST,UP,10000> mtu 1492 qdisc pfifo_fast qlen 3
link/ppp