BT5无法上网要怎么解决？

Question

root@bt:~# ping www.baidu.com

ping: unknown host www.baidu.com

root@bt:~# ping 8.8.8.8

connect: Network is unreachable

root@bt:~# service network restart

network: unrecognized service

root@bt:~# ifconfig -a

eth1      Link encap:Ethernet  HWaddr 08:00:27:1d:6b:b9

          UP BROADCAST MULTICAST  MTU:1500  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:1000

          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

lo        Link encap:Local Loopback

          inet addr:127.0.0.1  Mask:255.0.0.0

          inet6 addr: ::1/128 Scope:Host

          UP LOOPBACK RUNNING  MTU:16436  Metric:1

          RX packets:17 errors:0 dropped:0 overruns:0 frame:0

          TX packets:17 errors:0 dropped:0 overruns:0 carrier:0

          collisions:0 txqueuelen:0

          RX bytes:1081 (1.0 KB)  TX bytes:1081 (1.0 KB)
wlan0     Link encap:Ethernet  HWaddr 00:15

              

Answer 1

现在问题是，当打开BT5虚拟机时，这个网卡的识别图标就会消失，关掉虚拟机，就出现了