Bonjour,
J'ai essayé de configurer ma wifi sous ubuntu mais sans succes.
Voici ma configuration :

lspci| grep -i net
06:01.0 Ethernet controller: Broadcom Corporation BCM4401-B0 100Base-TX (rev 02)
06:02.0 Network controller: Broadcom Corporation BCM4318 [AirForce One 54g] 802.11g Wireless LAN Controller (rev 02)

iwconfig
lo no wireless extensions.

eth0 no wireless extensions.

wmaster0 no wireless extensions.

wlan0 IEEE 802.11bg ESSID:""
Mode:Managed Frequency:2.412 GHz Access Point: Not-Associated
Tx-Power=0 dBm
Retry min limit:7 RTS thr:off Fragment thr=2352 B
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

pan0 no wireless extensions.


vi /etc/network/interfaces
iface wlan0 inet dhcp
wireless-ssid YYYYY
wireless-key XXXXX
auto wlan

/etc/init.d/networking start
* Configuring network interfaces... SIOCSIFFLAGS: No such file or directory
Internet Systems Consortium DHCP Client V3.1.1
Copyright 2004-2008 Internet Systems Consortium.
All rights reserved.
For info, please visit http://www.isc.org/sw/dhcp/

wmaster0: unknown hardware address type 801
SIOCSIFFLAGS: No such file or directory
SIOCSIFFLAGS: No such file or directory
wmaster0: unknown hardware address type 801
Listening on LPF/wlan0/00:19:7d:40:0a:90
Sending on LPF/wlan0/00:19:7d:40:0a:90
Sending on Socket/fallback
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 8
send_packet: Network is down
receive_packet failed on wlan0: Network is down
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 17
send_packet: Network is down
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 11
send_packet: Network is down
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 7
send_packet: Network is down
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 9
send_packet: Network is down
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 9
send_packet: Network is down
No DHCPOFFERS received.
No working leases in persistent database - sleeping.
RTNETLINK answers: Network is down
run-parts: /etc/network/if-up.d/avahi-autoipd exited with return code 2
grep: /etc/resolv.conf: No such file or directory


Quelq'un pourrait m'aider ,
Pour info mon FAI est free
Merci.

Configuration: Windows Vista
Firefox 3.0.10