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該問題涉及驅動程式支援回歸RTL8192CUSWLAN晶片下抗X 13.1,一個基於 Debian Wheezy(穩定)的發行版。該晶片實際上位於一個Edimax EW-7811Un 802.11n 無線適配器。
首先,這是一些常規系統資訊。
$ inxi -F
System: Host: 4000cdt Kernel: 3.7.10-antix.3-486-smp i686 (32 bit)
Desktop: IceWM 1.3.7 Distro: antiX-13.1_386-full Luddite 19 June 2013
Machine: No /sys/class/dmi, using dmidecode: you must be root to run dmidecode
CPU: Single core Pentium II (Deschutes) (-UP-) cache: 512 KB flags: (pae) clocked at 233.275 MHz
Graphics: Card: Chips and F65555 HiQVPro X.Org: 1.12.4 drivers: chips (unloaded: fbdev,vesa) Resolution: [email protected]
GLX Renderer: Gallium 0.4 on softpipe GLX Version: 2.1 Mesa 8.0.5
Network: Card: Edimax EW-7811Un 802.11n Wireless Adapter [Realtek RTL8188CUS]
IF: N/A state: N/A mac: N/A
Drives: HDD Total Size: 40.0GB (8.7% used) 1: id: /dev/sda model: TOSHIBA_MK4032GA size: 40.0GB
Partition: ID: / size: 9.9G used: 3.0G (32%) fs: ext4 ID: /home size: 25G used: 284M (2%) fs: ext4
ID: swap-1 size: 2.15GB used: 0.00GB (0%) fs: swap
Sensors: System Temperatures: cpu: 71.0C mobo: N/A
Fan Speeds (in rpm): cpu: N/A
Info: Processes: 88 Uptime: 2:57 Memory: 72.4/151.4MB Client: Shell (bash) inxi: 1.9.9
啟動過程中,執行腳本時畫面出現以下錯誤/etc/network/if-pre-up.d/linux-wlan-ng-pre-up
:
FATAL: Module p80211 not found.
/etc/network/if-pre-up.d/linux-wlan-ng-pre-up
Failed to load p80211.ko.
Listening on LPF/wlan0/00:1f:1f:bf:45:7a
Sending on LPF/wlan0/00:1f:1f:bf:45:7a
Sending on Socket/fallback
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 7
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 10
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 14
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 17
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 13
No DHCPOFFERS received.
No working leases in persistent database - sleeping.
sudo modprobe p80211
可以透過分別發出和命令來重現錯誤訊息sudo dhclient -v wlan0
。
載入以下模組:
$ lsmod
Module Size Used by
mperf 870 0
cpufreq_stats 2600 0
cpufreq_powersave 575 0
cpufreq_conservative 3562 0
ppdev 4124 0
lp 6127 0
uinput 5093 1
nfsd 156046 2
auth_rpcgss 19755 1 nfsd
nfs_acl 1576 1 nfsd
nfs 88586 0
lockd 42731 2 nfs,nfsd
fscache 21695 1 nfs
sunrpc 122417 6 nfs,nfsd,auth_rpcgss,lockd,nfs_acl
af_packet 19031 6
dm_crypt 10846 0
arc4 1400 2
rtl8192cu 45534 0
rtlwifi 43564 1 rtl8192cu
rtl8192c_common 23999 1 rtl8192cu
mac80211 192647 3 rtlwifi,rtl8192c_common,rtl8192cu
cfg80211 123731 2 mac80211,rtlwifi
microcode 8484 0
evdev 6815 10
mac_hid 2214 0
psmouse 52159 0
pcspkr 1273 0
serio_raw 3177 0
i2c_piix4 6769 0
toshiba_acpi 10065 0
sparse_keymap 1937 1 toshiba_acpi
parport_pc 23969 1
rfkill 10599 3 cfg80211,toshiba_acpi
parport 21942 3 lp,ppdev,parport_pc
wmi 6240 1 toshiba_acpi
pcmcia 24870 0
battery 5391 0
yenta_socket 15802 0
ac 1753 0
pcmcia_rsrc 5995 1 yenta_socket
pcmcia_core 8446 3 pcmcia,pcmcia_rsrc,yenta_socket
processor 23837 1
button 3513 0
btrfs 555574 0
zlib_deflate 15207 1 btrfs
dm_mod 51354 1 dm_crypt
floppy 41663 0
fan 1818 0
thermal 6606 0
thermal_sys 10423 3 fan,thermal,processor
證明這不是身份驗證問題:
$ sudo cat /var/log/dmesg |grep wlan0
[ 36.321107] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 38.921480] wlan0: authenticate with 00:xx:xx:xx:xx:xx
[ 38.971473] wlan0: send auth to 00:xx:xx:xx:xx:xx (try 1/3)
[ 38.996892] wlan0: authenticated
[ 39.000218] wlan0: associate with 00:xx:xx:xx:xx:xx (try 1/3)
[ 39.055578] wlan0: RX AssocResp from 00:xx:xx:xx:xx:xx (capab=0x411 status=0 aid=2)
[ 39.056549] wlan0: associated
[ 39.056781] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 49.062856] wlan0: disassociating from 00:xx:xx:xx:xx:xx by local choice (reason=3)
[ 49.086100] wlan0: deauthenticating from 00:xx:xx:xx:xx:xx by local choice (reason=3)
[ 50.431396] wlan0: authenticate with 00:xx:xx:xx:xx:xx
[ 50.481575] wlan0: send auth to 00:xx:xx:xx:xx:xx (try 1/3)
[ 50.684150] wlan0: send auth to 00:xx:xx:xx:xx:xx (try 2/3)
[ 50.888146] wlan0: send auth to 00:xx:xx:xx:xx:xx (try 3/3)
[ 51.092212] wlan0: authentication with 00:xx:xx:xx:xx:xx timed out
$ sudo iwconfig
wlan0 IEEE 802.11bgn ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=20 dBm
Retry long limit:7 RTS thr=2347 B Fragment thr:off
Encryption key:off
Power Management:off
lo no wireless extensions.
我已經嘗試過:
- 安裝中來自 Realtek 網站的 Linux 驅動程式同時卸載
linux-wlan-ng
軟體包並將內核rtl8192cu
模組列入黑名單(之前在 antiX 12M 中有效),以及 ipv6.disable=1
作為啟動參數提供grub
給核心。
問題
為什麼p80211
在應該基於 Debian Wheezy 的發行版中找不到該模組穩定的?如何讓 DHCP 在此無線適配器上運作?
答案1
為什麼在應該基於 Debian Wheezy stable 的發行版中找不到 p80211 模組?
因為 Anti 手工推出了內核,並且可能將該模組排除在外。我在之前的版本中在不同的裝備上遇到了這個問題,並通知了團隊。
http://antix.freeforums.org/post28122.html#p28122
我在這裡回答你而不是在論壇上。該論壇存在發布代碼讀數的錯誤。如果在 AntiX 論壇發佈。在 /etc/issue 或 /ect 之間留一個空格,否則您會收到訊息
您無權存取此伺服器上的 /posting.php。
編輯:作為我過去使用過的快速修復解決方案。您可以在 X 中以 root 身份運行 smxi,並透過固定線路連接(如果可用)安裝 Liqourix 或 Debian 內核,
答案2
FATAL: Module p80211 not found.
是通常表示提供的驅動程式已過時對於使用的核心。
此外,目前版本的 Realtek 驅動程式 3.4.4_4749.20121105 無法使用最新的 Linux 核心進行編譯。解決方案包括安裝降級內核,在上面編譯Realtek的驅動程序,並將降級內核提供的驅動程式列入黑名單。
按 Ctrl+Alt+F1 可取得顯示管理員以外的命令列。執行smxi.sh
Antix 附帶的腳本。
sudo smxi
對於其他 GNU/Linux 發行版,請從以下位置下載腳本smxi.org。按照說明進行操作。 Adist-upgrade
並不總是必要的。
選擇:6) kernel-options > 1) alternate-kernel-install
內核3.6.0-11.dmz.1-liquorix-686
或更低版本工作,內核3.7.0-10.dmz.1-liquorix-686
和更高版本不工作。具有長期支援且有效的最新穩定核心是3.4.0-35.dmz.1-liquorix-686
.
在繼續之前,請務必重新啟動到新核心。該內核可以設定為預設啟動;只要編輯...
sudo nano /boot/grub/menu.lst
從以下網址下載 RTL8192CUS Linux 驅動程式Realtek 的網站。
提取驅動程式。然後,將以下 bash 腳本儲存setup.sh
在與 相同的目錄中install.sh
。 (我從舍爾耶的索利德XK-發行版名氣。
#!/bin/bash
if [ $UID -ne 0 ]; then
echo "Please, type the root password..."
su -c "$0 $@"
exit
fi
apt-get install linux-headers-`uname -r`
apt-get install build-essential
rmmod rtl8192cu
chmod +x install.sh
./install.sh
echo "blacklist rtl8192cu" > /etc/modprobe.d/blacklist-rtl8192cu.conf
echo 8192cu >> /etc/modules
使腳本可執行並執行它。
chmod +x setup.sh
./setup.sh
成功完成腳本後,發出
sudo service network restart
您的 RTL8192CUS 無線適配器現在應該可以正常工作。
使用 Wicd 應用程式連接到無線網路。如果始終使用相同的 WLAN,也可以如下對安全憑證進行硬編碼:
sudo chmod 600 /etc/network/interfaces
sudo nano /etc/network/interfaces
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
allow-hotplug eth0
iface eth0 inet dhcp
auto wlan0
iface wlan0 inet dhcp
wpa-ssid xxxxxxxxxxx
wpa-psk xxxxxxxxxxxx