Hallo allerseits,

ich habe das Problem, dass ich keine WLAN-verbindung herstellen kann.
Die WLAN-karte in meinem Rechner ist in Ordnung und auch der Router funktioniert.
Mit einem Win-Rechner lässt sich auch eine WLAN-Verbindung herstellen.

Per Kabel kann ich mich problemlos an der Router hängen.

Hier noch die evtl. nötigen Daten:
Ich habe ein MSI EX 720 Notebook
mit SUSE 11.4 (Kernel 2.6.37.1)
und KDE 4.6.1

In YAST habe ich eingestellt:
Gerät aktivieren bei Systemstart
Firewall-Zone: Externe zone
erlaube Gerätesteuerung ohne root-Rechte mittels QInternet
Dynamische Adresse über DHCP
Methode für den Netzwerkaufbau: traditionelle Methode mit ifup (mit dem networkManager geht es aber auch nicht)

Braucht ihr sonst nochwas?

Code:
lutz@linux-su3c:~> su -c iwconfig
Passwort: 

wlan0     IEEE 802.11bgn  ESSID:"BergerNet"  
          Mode:Managed  Frequency:2.437 GHz  Access Point: 00:15:0C:7E:6E:7C   
          Bit Rate=1 Mb/s   Tx-Power=20 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management:off
          Link Quality=70/70  Signal level=-23 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:1   Missed beacon:0
Code:
lutz@linux-su3c:~> su -c "lspci -v" 
Passwort:

05:00.0 Network controller: Atheros Communications Inc. AR928X Wireless Network Adapter (PCI-Express) (rev 01)
        Subsystem: AzureWave Device 1067
        Flags: bus master, fast devsel, latency 0, IRQ 18
        Memory at f9ff0000 (64-bit, non-prefetchable) [size=64K]
        Capabilities: [40] Power Management version 2
        Capabilities: [50] MSI: Enable- Count=1/1 Maskable- 64bit-
        Capabilities: [60] Express Legacy Endpoint, MSI 00
        Capabilities: [90] MSI-X: Enable- Count=1 Masked-
        Capabilities: [100] Advanced Error Reporting
        Capabilities: [140] Virtual Channel
        Capabilities: [160] Device Serial Number 00-00-00-00-00-00-00-00
        Kernel driver in use: ath9k
Code:
lutz@linux-su3c:~> dmesg|grep wlan
[   39.926111] ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   41.328182] wlan0: authenticate with 00:15:0c:7e:6e:7c (try 1)
[   41.338101] wlan0: authenticated
[   41.338243] wlan0: associate with 00:15:0c:7e:6e:7c (try 1)
[   41.341900] wlan0: RX AssocResp from 00:15:0c:7e:6e:7c (capab=0x411 status=0 aid=1)
[   41.341904] wlan0: associated
[   41.348865] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[  164.718894] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[  164.721732] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0

usw. 

[ 1964.477344] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 1964.724113] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 1981.815040] wlan0: deauthenticated from 00:15:0c:7e:6e:7c (Reason: 2)
[ 1983.149333] wlan0: authenticate with 00:15:0c:7e:6e:7c (try 1)
[ 1983.151234] wlan0: authenticated
[ 1983.167195] wlan0: associate with 00:15:0c:7e:6e:7c (try 1)
[ 1983.170860] wlan0: RX ReassocResp from 00:15:0c:7e:6e:7c (capab=0x411 status=0 aid=1)
[ 1983.170862] wlan0: associated
[ 1983.495600] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 1983.770382] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0

usw.

[ 3173.700625] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 3173.875785] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 3181.842019] wlan0: deauthenticated from 00:15:0c:7e:6e:7c (Reason: 2)
[ 3183.175342] wlan0: authenticate with 00:15:0c:7e:6e:7c (try 1)
[ 3183.177271] wlan0: authenticated
[ 3183.193322] wlan0: associate with 00:15:0c:7e:6e:7c (try 1)
[ 3183.196994] wlan0: RX ReassocResp from 00:15:0c:7e:6e:7c (capab=0x411 status=0 aid=1)
[ 3183.196997] wlan0: associated
[ 3193.720040] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 3193.765969] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0

usw.

[ 4971.427381] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 4971.629630] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 4981.884360] wlan0: deauthenticated from 00:15:0c:7e:6e:7c (Reason: 2)
[ 4983.218324] wlan0: authenticate with 00:15:0c:7e:6e:7c (try 1)
[ 4983.220366] wlan0: authenticated
[ 4983.236346] wlan0: associate with 00:15:0c:7e:6e:7c (try 1)
[ 4983.239939] wlan0: RX ReassocResp from 00:15:0c:7e:6e:7c (capab=0x411 status=0 aid=1)
[ 4983.239941] wlan0: associated
[ 4993.448699] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 4993.747383] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
usw.

[ 5706.151580] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 5706.153660] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 5708.646227] wlan0: deauthenticating from 00:15:0c:7e:6e:7c by local choice (reason=3)
[ 5709.400719] ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 5710.720304] wlan0: authenticate with 00:15:0c:7e:6e:7c (try 1)
[ 5710.722226] wlan0: authenticated
[ 5710.738259] wlan0: associate with 00:15:0c:7e:6e:7c (try 1)
[ 5710.741907] wlan0: RX AssocResp from 00:15:0c:7e:6e:7c (capab=0x411 status=0 aid=1)
[ 5710.741910] wlan0: associated
[ 5710.742633] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 5713.850746] martian source 255.255.255.255 from 192.168.2.1, on dev wlan0
[ 5713.989141] martian source 255.255.255.255 from 192.168.2.1, on dev wlan0
[ 5716.212683] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 5716.215375] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 5721.618054] wlan0: no IPv6 routers present
[ 5737.153276] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 5737.179628] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
[ 5747.343192] martian source 192.168.2.255 from 192.168.2.25, on dev wlan0
Hat jemand eine Idee, wie ich die WLAN-Verbindung doch noch hergestellt bekomme?
Ich bin ratlos!