ifconfig

eth0      Link encap:Ethernet  HWaddr b8:27:eb:63:40:b8
  UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
  RX packets:27224 errors:0 dropped:0 overruns:0 frame:0
  TX packets:733 errors:0 dropped:0 overruns:0 carrier:0
  collisions:0 txqueuelen:1000
  RX bytes:2801074 (2.6 MiB)  TX bytes:107019 (104.5 KiB)

  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:0 errors:0 dropped:0 overruns:0 frame:0
  TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
  collisions:0 txqueuelen:0
  RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

wlan0 error fetching interface information: Device not found

ip route

sudo ifconfig -a

sudo hostname --ip-address

ping 8.8.8.8