[已解决]intel 3945ABG无线网卡不工作了

stesen

dmesg输出：

1. 
   
2. [    7.174794] iwl3945: Intel(R) PRO/Wireless 3945ABG/BG Network Connection driver for Linux, 1.2.26ks
   
3. [    7.174797] iwl3945: Copyright(c) 2003-2009 Intel Corporation
   
4. [    7.174937] iwl3945 0000:07:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
   
5. [    7.174952] iwl3945 0000:07:00.0: setting latency timer to 64
   
6. [    7.229828] iwl3945 0000:07:00.0: Tunable channels: 13 802.11bg, 4 802.11a channels
   
7. [    7.229830] iwl3945 0000:07:00.0: Detected Intel Wireless WiFi Link 3945ABG
   
8. [    7.229972]   alloc irq_desc for 30 on cpu 0 node 0
   
9. [    7.229974]   alloc kstat_irqs on cpu 0 node 0
   
10. [    7.230006] iwl3945 0000:07:00.0: irq 30 for MSI/MSI-X
    
11. [    7.326747] phy0: Selected rate control algorithm 'iwl-3945-rs'
    
12. [    7.446110]   alloc irq_desc for 22 on cpu 0 node 0
    
13. [    7.446113]   alloc kstat_irqs on cpu 0 node 0
    
14. 。。。。。。。。。
    
15. 
    
16. [   10.768491] iwl3945 0000:07:00.0: firmware: requesting iwlwifi-3945-2.ucode
    
17. [   10.831839] iwl3945 0000:07:00.0: loaded firmware version 15.32.2.9
    
18. [   10.889929] Registered led device: iwl-phy0::radio
    
19. [   10.889948] Registered led device: iwl-phy0::assoc
    
20. [   10.889964] Registered led device: iwl-phy0::RX
    
21. [   10.889981] Registered led device: iwl-phy0::TX
    
22. [   10.951811] ADDRCONF(NETDEV_UP): wlan0: link is not ready
    
23. 。。。。。。。。。
    
24. 
    

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lsmod是有相应模块的

1. 
   
2. stesen@debian:~$ sudo ifup wlan0
   
3. Internet Systems Consortium DHCP Client V3.1.2p1
   
4. Copyright 2004-2009 Internet Systems Consortium.
   
5. All rights reserved.
   
6. For info, please visit http://www.isc.org/sw/dhcp/
   
7. 
   
8. Listening on LPF/wlan0/00:1c:bf:92:86:32
   
9. Sending on   LPF/wlan0/00:1c:bf:92:86:32
   
10. Sending on   Socket/fallback
    
11. DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 3
    
12. DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 7
    
13. DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 8
    
14. DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 7
    
15. DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 20
    
16. DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 8
    
17. DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 8
    
18. No DHCPOFFERS received.
    
19. No working leases in persistent database - sleeping.
    

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另外有三个情况：

1.很久没用无线了，平时无线开关一直关着

2.重启到windows下发现network connection服务被关掉了，打开后windows能上无线了

3.昨天编译过内核
用的是make-kpkg来做deb包
装上后不太满意，然后用aptitude卸载了



问题解决:
是wicd的问题.换network-manager就ok了