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[已解决]NetworkManager 无线网络已禁用

时间：2009-10-05

来源：互联网

无线路由器为华硕RT-N11。电脑为联想Y430笔记本电脑。使用networkmanager进行网络管理，但无法使用无线网络，显示“无线网络已禁用”，启用无线选项为虚。

代码:

# lspci | grep Wireless
04:00.0 Network controller: Intel Corporation PRO/Wireless 5100 AGN [Shiloh] Network Connection

代码:

# dmesg | grep iw
iwlagn: Intel(R) Wireless WiFi Link AGN driver for Linux, 1.3.27ks
iwlagn: Copyright(c) 2003-2009 Intel Corporation
iwlagn 0000:04:00.0: PCI INT A -> GSI 18 (level, low) -> IRQ 18
iwlagn 0000:04:00.0: setting latency timer to 64
iwlagn 0000:04:00.0: Detected Intel Wireless WiFi Link 5100AGN REV=0x54
iwlagn 0000:04:00.0: Tunable channels: 13 802.11bg, 24 802.11a channels
iwlagn 0000:04:00.0: irq 31 for MSI/MSI-X
phy0: Selected rate control algorithm 'iwl-agn-rs'

代码:

# lsmod | grep iw
iwlagn 91392 0 
iwlcore 132544 1 iwlagn
mac80211 160976 2 iwlagn,iwlcore
led_class 5256 2 iwlcore,sdhci
cfg80211 103064 3 iwlagn,iwlcore,mac80211

代码:

# iwlist scan
lo Interface doesn't support scanning.

eth0 Interface doesn't support scanning.

wmaster0 Interface doesn't support scanning.

wlan0 Interface doesn't support scanning : Network is down

代码:

# iwconfig 
lo no wireless extensions.

eth0 no wireless extensions.

wmaster0 no wireless extensions.

wlan0 IEEE 802.11abgn ESSID:"" 
 Mode:Managed Frequency:2.412 GHz Access Point: Not-Associated 
 Tx-Power=off 
 Retry long limit:7 RTS thr:off Fragment thr:off
 Encryption key:off
 Power Management:off
 Link Quality:0 Signal level:0 Noise level:0
 Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
 Tx excessive retries:0 Invalid misc:0 Missed beacon:0

期待您的回复。

作者: 食古不化发布时间: 2009-10-05

ifconfig wlan0 up

引用:

wlan0 Interface doesn't support scanning : Network is down

作者: restfultiger 发布时间: 2009-10-05

看看你是不是从硬件上禁用了无线网卡，如：电源开关没打开。

作者: tomguy 发布时间: 2009-10-06

引用:

作者: tomguy

看看你是不是从硬件上禁用了无线网卡，如：电源开关没打开。

是本人愚痴，有个小开关没打开……