recently i installed Ubuntu to my computer, and I'm facing a problem that i can't find answer in Google, when i write ifconfig in the terminal it shows my inet ip address as 10.0.0.15 instead of a normal ip address look here
wlan0 Link encap:Ethernet HWaddr 3c:a0:67:35:9e:ee
inet addr:10.0.0.15 Bcast:10.0.0.255 Mask:255.255.255.0
inet6 addr: fe80::3ea0:67ff:fe35:9eee/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:690847 errors:0 dropped:0 overruns:0 frame:0
TX packets:393241 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:970697260 (970.6 MB) TX bytes:39743835 (39.7 MB)