From N900

home/user # ifconfig
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:601 errors:0 dropped:0 overruns:0 frame:0
TX packets:601 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:63162 (61.6 KiB) TX bytes:63162 (61.6 KiB)

phonet0 Link encap:UNSPEC HWaddr 15-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00
UP POINTOPOINT RUNNING NOARP MTU:4000 Metric:1
RX packets:9390 errors:0 dropped:0 overruns:0 frame:0
TX packets:4706 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:100
RX bytes:1293112 (1.2 MiB) TX bytes:614868 (600.4 KiB)

upnlink0 Link encap:UNSPEC HWaddr 1B-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00
UP POINTOPOINT RUNNING NOARP MTU:49152 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)

usb0 Link encap:Ethernet HWaddr F2:C8:A7:BD7:AD
inet addr:192.168.2.15 Bcast:192.168.2.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:12 errors:0 dropped:0 overruns:0 frame:0
TX packets:63 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:3432 (3.3 KiB) TX bytes:2646 (2.5 KiB)

/home/user #