以前没有这问题。最近出现的。期间sudo sysv-rc-conf改过系统服务。
开机iwconfig 找不到以前无线网卡ath0。ifconfig也没有无线网卡。需要把hardware drivers 的网卡驱动禁用在开启下。ath0才能出来。
$dmesg
有以下可疑数据：
[ 3223.656848] bridge-ath0: enabling the bridge。。。:
[ 3223.656851] bridge-ath0: can't bridge with ath0, bad header length 88
代码： 全选
anton@Conviction:~$ sudo chkconfig -l
NetworkManager 0:off 1:off 2:on 3:on 4:on 5:on 6:off
acpi-support 0:off 1:off 2:on 3:on 4:on 5:on 6:off
acpid 0:off 1:off 2:on 3:on 4:on 5:on 6:off
alsa-utils 0:off 1:off 2:off 3:off 4:off 5:off 6:off
anacron 0:off 1:off 2:on 3:on 4:on 5:on 6:off
apparmor 0:off 1:off 2:off 3:off 4:off 5:off 6:off
apport 0:off 1:off 2:on 3:on 4:on 5:on 6:off
atd 0:off 1:off 2:on 3:on 4:on 5:on 6:off
atieventsd 0:off 1:off 2:on 3:on 4:on 5:on 6:off
avahi-daemon 0:off 1:off 2:on 3:on 4:on 5:on 6:off
binfmt-support 0:off 1:off 2:on 3:on 4:on 5:on 6:off
bluetooth 0:off 1:off 2:on 3:on 4:on 5:on 6:off
bootlogd 0:off 1:off 2:off 3:off 4:off 5:off 6:off
bootlogs.sh 0:off 1:on 2:on 3:on 4:on 5:on 6:off
bootmisc.sh 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
brltty 0:off 1:off 2:on 3:on 4:on 5:on 6:off
checkfs.sh 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
checkroot.sh 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
console-setup 0:off 1:off 2:on 3:on 4:on 5:on 6:off
cron 0:off 1:off 2:on 3:on 4:on 5:on 6:off
cups 0:off 1:off 2:on 3:on 4:on 5:on 6:off
dbus 0:off 1:off 2:on 3:on 4:on 5:on 6:off
dkms_autoinstaller 0:off 1:off 2:on 3:on 4:on 5:on 6:off
dns-clean 0:off 1:on 2:on 3:on 4:on 5:on 6:off
gdm 0:off 1:off 2:on 3:on 4:on 5:on 6:off
glibc.sh 0:off 1:off 2:off 3:off 4:off 5:off 6:off
hal 0:off 1:off 2:on 3:off 4:on 5:on 6:off
hostname.sh 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
hotkey-setup 0:off 1:off 2:on 3:on 4:on 5:on 6:off
hwclock.sh 0:off 1:off 2:off 3:off 4:off 5:off 6:off
keyboard-setup 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
killprocs 0:off 1:off 2:off 3:off 4:off 5:off 6:off
klogd 0:off 1:off 2:on 3:on 4:on 5:on 6:off
laptop-mode 0:off 1:off 2:on 3:on 4:on 5:on 6:off
linux-restricted-modules-common 0:off 1:off 2:on 3:off 4:off 5:off 6:off
module-init-tools 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
mountall-bootclean.sh 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
mountall.sh 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
mountdevsubfs.sh 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
mountkernfs.sh 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
mountnfs-bootclean.sh 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
mountnfs.sh 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
mountoverflowtmp 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
mtab.sh 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
networking 0:on 1:off 2:off 3:off 4:off 5:off 6:off S:on
ondemand 0:off 1:off 2:on 3:on 4:on 5:on 6:off
pcmciautils 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
policykit 0:off 1:off 2:on 3:on 4:on 5:on 6:off
postfix 0:off 1:off 2:on 3:on 4:on 5:on 6:off
pppd-dns 0:off 1:on 2:on 3:on 4:on 5:on 6:off
囗囗囗囗囗囗囗 0:off 1:off 2:on 3:on 4:on 5:on 6:off
procps 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
pulseaudio 0:off 1:off 2:on 3:on 4:on 5:on 6:off
rc.local 0:off 1:off 2:on 3:on 4:on 5:on 6:off
rcS 0:off 1:off 2:off 3:off 4:off 5:off 6:off
readahead 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
readahead-desktop 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
rmnologin 0:off 1:off 2:on 3:on 4:on 5:on 6:off
rsync 0:off 1:off 2:on 3:on 4:on 5:on 6:off
saned 0:off 1:off 2:on 3:on 4:on 5:on 6:off
screen-cleanup 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
sendsigs 0:off 1:on 2:off 3:off 4:off 5:off 6:off
stop-bootlogd 0:off 1:off 2:off 3:off 4:off 5:off 6:off
stop-bootlogd-single 0:off 1:off 2:off 3:off 4:off 5:off 6:off
stop-readahead 0:off 1:off 2:on 3:on 4:on 5:on 6:off
sysklogd 0:off 1:off 2:on 3:on 4:on 5:on 6:off
system-tools-backends 0:off 1:off 2:on 3:on 4:on 5:on 6:off
囗囗囗 0:off 1:off 2:off 3:off 4:off 5:off 6:off
udev 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
udev-finish 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
ufw 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
umountfs 0:on 1:off 2:off 3:off 4:off 5:off 6:off
umountnfs.sh 0:on 1:off 2:off 3:off 4:off 5:off 6:off
umountroot 0:on 1:off 2:off 3:off 4:off 5:off 6:off
urandom 0:on 1:off 2:off 3:off 4:off 5:off 6:off S:on
usplash 0:off 1:off 2:on 3:on 4:on 5:on 6:off
vmware 0:off 1:off 2:on 3:on 4:off 5:on 6:off
winbind 0:off 1:off 2:on 3:on 4:on 5:on 6:off
wpa-ifupdown 0:on 1:off 2:off 3:off 4:off 5:off 6:off
x11-common 0:off 1:off 2:off 3:off 4:off 5:off 6:off S:on
需要提供啥信息，麻烦在回帖里贴下命令。