☰

12.04 LTS 中的网络问题

tag-icon • tag-icon 12.04 wireless
12.04 LTS 中的网络问题

Wifi 不断丢失安全代码并要求进行身份验证。即使我重新编辑连接或在不断出现的弹出窗口中手动输入，现在也无法连接。似乎陷入了循环。多次重新启动都没有成功。结果：peter@peter-laptop:~$ lspci

 00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD/ATI] RS300 Host Bridge (rev 02)
 00:01.0 PCI bridge: Advanced Micro Devices, Inc. [AMD/ATI] RS300 AGP Bridge
 00:13.0 USB controller: Advanced Micro Devices, Inc. [AMD/ATI] OHCI USB Controller #1 (rev 01)
 00:13.1 USB controller: Advanced Micro Devices, Inc. [AMD/ATI] OHCI USB Controller #2 (rev 01)
 00:13.2 USB controller: Advanced Micro Devices, Inc. [AMD/ATI] EHCI USB Controller (rev      01)
 00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD/ATI] SMBus (rev 1a)
 00:14.1 IDE interface: Advanced Micro Devices, Inc. [AMD/ATI] Dual Channel Bus      Master PCI IDE Controller
 00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD/ATI] Device 434c
 00:14.4 PCI bridge: Advanced Micro Devices, Inc. [AMD/ATI] IXP200 3COM 3C920B      Ethernet Controller
 00:14.5 Multimedia audio controller: Advanced Micro Devices, Inc. [AMD/ATI] IXP150 AC'97 Audio Controller (rev 01)
 00:14.6 Modem: Advanced Micro Devices, Inc. [AMD/ATI] IXP AC'97 Modem (rev 01)
 01:05.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] RV350/M10 [Mobility Radeon 9600 PRO Turbo]
 02:00.0 FireWire (IEEE 1394): VIA Technologies, Inc. VT6306/7/8 [Fire II(M)] IEEE 1394 OHCI Controller (rev 80)
 02:02.0 Ethernet controller: Qualcomm Atheros AR5212/AR5213 Wireless Network Adapter (rev 01)
 02:03.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+ (rev 10)
 02:04.0 CardBus bridge: ENE Technology Inc CB-710/2/4 Cardbus Controller
 02:04.1 FLASH memory: ENE Technology Inc ENE PCI Memory Stick Card Reader Controller
 02:04.2 SD Host controller: ENE Technology Inc ENE PCI Secure Digital Card Reader Controller
 02:04.3 FLASH memory: ENE Technology Inc FLASH memory: ENE Technology Inc:

peter@peter-laptop:~$ ifconfig -a
eth0      Link encap:Ethernet  HWaddr 00:0f:b0:3a:19:54  
          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)
          Interrupt:19 Base address:0xa000 

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:900 errors:0 dropped:0 overruns:0 frame:0
          TX packets:900 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:66460 (66.4 KB)  TX bytes:66460 (66.4 KB)

wlan0     Link encap:Ethernet  HWaddr 00:11:f5:29:f1:38  
          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)
peter@peter-laptop:~$ sudo iwconfig
[sudo] password for peter: 
lo        no wireless extensions.

wlan0     IEEE 802.11bg  ESSID:off/any  
          Mode:Managed  Access Point: Not-Associated   Tx-Power=20 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management:off

eth0      no wireless extensions.

答案1

我遇到了类似的问题，我通过在文件夹等处创建一个名为 resolv.conf 的文件来解决。之后它开始连接。

sudo gedit /etc/resolv.conf

该文件包含名称服务器：

名称服务器 127.0.1.1

相关内容