Ubuntu 无法连接到互联网

Ubuntu 无法连接到互联网

Ubuntu 无法连接到互联网,Live CD 和已安装的 Ubuntu 都无法连接到网络。系统从ifconfig输出的样子看到了以太网接口:

*eth0
  Link encap:Ethernet  HWaddr 00:1d:04:4b:c4:bd  
  inet6 addr: fe80::23d:9ff:fe4b:c4bd/64 Scope:Link        
  UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1  
  RX packets:302 errors:0 dropped:0 overruns:0 frame:0   
  TX packets:343 errors:0 dropped:0 overruns:0 carrier:0      
  collisions:0 txqueuelen:1000        
  RX bytes:20208 (20.2 KB)  TX bytes:74524 (74.5 KB)         
  Interrupt:16

lo
  Link enc ap: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:756 errors:0 dropped:0 overruns:0 frame:0        
  TX packets:756 errors:0 dropped:0 overruns:0 carrier:0         
  collisions:0 txqueuelen:0        
  RX bytes:87621 (87.6 KB)  TX bytes:87621 (87.6 KB)*

dhclient eth0: 

*RTNETLINK answer: Operation not permitted*

答案1

问题似乎是你的计算机没有 IP 地址,而你正试图调用 dhclient 来获取它 -但你不是root. 您需要以 root 身份获得 DHCP 租约(尝试 sudo dhclient eth0)

相关内容