Wireless networking on ACER Travelmate 5730 (2)
Linux Tools
Actually I described how to enable wireless networking on a Travelmate 5730 under Debian a few months ago. But nevertheless I still had problems, that it might not work from time to time. (I don’t know why, but it happened to stop working, and I could not figure out, how to bring it back up).
The problem was always, that I didn’t get any IP-address via dhcp, which was looking like:
Aug 7 13:07:58 sunny kernel: [ 7581.690716] ADDRCONF(NETDEV_UP): wlan0: link is not ready
Aug 7 13:07:59 sunny dhclient: wmaster0: unknown hardware address type 801
Aug 7 13:07:59 sunny dhclient: Listening on LPF/wlan0/00:21:5d:82:34:6a
Aug 7 13:07:59 sunny dhclient: Sending on LPF/wlan0/00:21:5d:82:34:6a
Aug 7 13:07:59 sunny dhclient: Sending on Socket/fallback
Aug 7 13:08:03 sunny dhclient: DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 6
Aug 7 13:08:09 sunny dhclient: DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 11
Aug 7 13:08:20 sunny dhclient: DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 18
Aug 7 13:08:38 sunny dhclient: DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 10
Aug 7 13:08:48 sunny dhclient: DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 11
If I had a look, what iwconfig was showing, I could see, that it was not connected to my Access Point:
wlan0 IEEE 802.11abgn ESSID:”Attacke”
Mode:Managed Frequency:2.447 GHz Access Point: Not associated
Bit Rate=1 Mb/s Tx-Power=15 dBm
Retry min limit:7 RTS thr:off Fragment thr=2352 B
Encryption key:3236-4772-4462-6D4C-6231-3938-30 Security mode:open
Power Management:off
Link Quality=100/100 Signal level:-32 dBm Noise level=-87 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:0 Missed beacon:0
What finally brought the solution was the simple command:
iwconfig wlan0 ap any
Just like that, it connects to my network without any problems.

