un de mes pc vient de décider de ne plus se connecter en wifi, l'install était fonctionnelle depuis plus d'un an, et du jour au lendemain, plus de réseau.
environnement lxde + wicd
wicd m'affiche «aucun réseau sans fil détecté»
tout semble fonctionnel au niveau config
Code : Tout sélectionner
05:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8187SE Wireless LAN Controller (rev 22)
Subsystem: Realtek Semiconductor Co., Ltd. RTL8187SE Wireless LAN Controller
Flags: bus master, fast devsel, latency 0, IRQ 19
I/O ports at e800 [size=256]
Memory at febfc000 (32-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>
Kernel driver in use: r8180
Kernel modules: r8187se
Code : Tout sélectionner
ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:E0:4C:68:29:D6
inet addr:10.0.0.101 Bcast:10.0.0.255 Mask:255.255.255.0
inet6 addr: fe80::2e0:4cff:fe68:29d6/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:7316 errors:0 dropped:576 overruns:0 frame:0
TX packets:3685 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:526671 (514.3 Kb) TX bytes:1090886 (1.0 Mb)
Interrupt:41 Base address:0x2000
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:75 errors:0 dropped:0 overruns:0 frame:0
TX packets:75 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:7695 (7.5 Kb) TX bytes:7695 (7.5 Kb)
wlan0 Link encap:Ethernet HWaddr 00:18:1A:0D:7B:E6
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:216 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 b) TX bytes:9072 (8.8 Kb)
Interrupt:19 Memory:f8738000-f8738100
Code : Tout sélectionner
iwconfig
lo no wireless extensions.
wlan0 802.11b/g Mode:Managed Frequency=2.422 GHz
Access Point: Not-Associated Bit Rate:11 Mb/s
Retry:on RTS thr:off Fragment thr:off
Power Management:off
Link Quality=0/100 Signal level=0 dBm Noise level=0 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:0 Missed beacon:0
eth0 no wireless extensions.
Code : Tout sélectionner
iwlist wlan0 scanning
wlan0 No scan results
Code : Tout sélectionner
iwlist wlan0 scanning
wlan0 Scan completed :
Cell 01 - Address: 00:00:10:00:00:00
Channel:3
Frequency:2.422 GHz (Channel 3)
Quality=55/70 Signal level=-55 dBm
Encryption key:on
ESSID:"xxxxxxxxx"
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
24 Mb/s; 36 Mb/s; 54 Mb/s
Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s
Mode:Master
Extra:tsf=000003bb70e081d3
Extra: Last beacon: 32020ms ago
IE: Unknown: 00097265676D6172696F6E
IE: Unknown: 010882848B9624B0486C
IE: Unknown: 030103
IE: Unknown: 2A0100
IE: Unknown: 2F0100
IE: IEEE 802.11i/WPA2 Version 1
Group Cipher : CCMP
Pairwise Ciphers (1) : CCMP
Authentication Suites (1) : PSK
IE: Unknown: 32048C129860
IE: Unknown: DD06001018020004
Code : Tout sélectionner
# /etc/rc.conf - Main Configuration for Arch Linux
#
# -----------------------------------------------------------------------
# LOCALIZATION
# -----------------------------------------------------------------------
#
# LOCALE: available languages can be listed with the 'locale -a' command
# HARDWARECLOCK: set to "UTC" or "localtime", any other value will result
# in the hardware clock being left untouched (useful for virtualization)
# TIMEZONE: timezones are found in /usr/share/zoneinfo
# KEYMAP: keymaps are found in /usr/share/kbd/keymaps
# CONSOLEFONT: found in /usr/share/kbd/consolefonts (only needed for non-US)
# CONSOLEMAP: found in /usr/share/kbd/consoletrans
# USECOLOR: use ANSI color sequences in startup messages
#
LOCALE="fr_FR.UTF-8"
HARDWARECLOCK="localtime"
TIMEZONE="Europe/Paris"
KEYMAP="fr-pc"
CONSOLEFONT=
CONSOLEMAP=
USECOLOR="yes"
# -----------------------------------------------------------------------
# HARDWARE
# -----------------------------------------------------------------------
#
# MOD_AUTOLOAD: Allow autoloading of modules at boot and when needed
# MOD_BLACKLIST: Prevent udev from loading these modules
# MODULES: Modules to load at boot-up. Prefix with a ! to blacklist.
#
# NOTE: Use of 'MOD_BLACKLIST' is deprecated. Please use ! in the MODULES array.
#
MOD_AUTOLOAD="yes"
#MOD_BLACKLIST=() #deprecated
MODULES=()
# Scan for LVM volume groups at startup, required if you use LVM
USELVM="no"
# -----------------------------------------------------------------------
# NETWORKING
# -----------------------------------------------------------------------
#
# HOSTNAME: Hostname of machine. Should also be put in /etc/hosts
#
HOSTNAME="mediabox"
# Use 'ifconfig -a' or 'ls /sys/class/net/' to see all available interfaces.
#
# Interfaces to start at boot-up (in this order)
# Declare each interface then list in INTERFACES
# - prefix an entry in INTERFACES with a ! to disable it
# - no hyphens in your interface names - Bash doesn't like it
#
# DHCP: Set your interface to "dhcp" (eth0="dhcp")
# Wireless: See network profiles below
#
#Static IP example
#eth0="eth0 10.0.0.30 netmask 255.255.255.0 broadcast 10.0.0.255"
#eth0="dhcp"
INTERFACES=(!eth0 !wlan0)
# Routes to start at boot-up (in this order)
# Declare each route then list in ROUTES
# - prefix an entry in ROUTES with a ! to disable it
#
#gateway="default gw 10.0.0.254"
#ROUTES=(gateway)
# Enable these network profiles at boot-up. These are only useful
# if you happen to need multiple network configurations (ie, laptop users)
# - set to 'menu' to present a menu during boot-up (dialog package required)
# - prefix an entry with a ! to disable it
#
# Network profiles are found in /etc/network.d
#
# This now requires the netcfg package
#
#NETWORKS=(main)
# -----------------------------------------------------------------------
# DAEMONS
# -----------------------------------------------------------------------
#
# Daemons to start at boot-up (in this order)
# - prefix a daemon with a ! to disable it
# - prefix a daemon with a @ to start it up in the background
#
DAEMONS=(syslog-ng crond hal sshd @wicd mpd mpdscribble)
