[gelöst] Keine WLAN Verbindung mit neuem Router möglich

lsusb:
Bus 001 Device 003: ID 148f:2573 Ralink Technology, Corp. RT2501/RT2573 Wireless Adapter


lsmod:
rt73usb                31735  0 
crc_itu_t              12707  1 rt73usb
rt2x00usb              20808  1 rt73usb
rt2x00lib              55326  2 rt73usb,rt2x00usb
mac80211              506862  2 rt2x00usb,rt2x00lib
cfg80211              205774  2 rt2x00lib,mac80211
parport                46562  1 lp


ifconfig:
wlan0     Link encap:Ethernet  Hardware Adresse 00:23:cd:b8:01:9a  
          inet6-Adresse: fe80::223:cdff:feb8:19a/64 Gültigkeitsbereich:Verbindung
          UP BROADCAST MULTICAST  MTU:1500  Metrik:1
          RX packets:294 errors:0 dropped:0 overruns:0 frame:0
          TX packets:294 errors:0 dropped:0 overruns:0 carrier:0
          Kollisionen:0 Sendewarteschlangenlänge:1000 
          RX-Bytes:33222 (33.2 KB)  TX-Bytes:45570 (45.5 KB)


ifconfig:
wlan0     IEEE 802.11bg  ESSID:"meinWLAN"  
          Mode:Managed  Frequency:2.462 GHz  Access Point: 08:96:D7:0A:25:89   
          Bit Rate=1 Mb/s   Tx-Power=20 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Power Management:on
          Link Quality=70/70  Signal level=-38 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0


interfaces:
...
# WLAN
auto wlan0
iface wlan0 inet dhcp
wpa-conf /etc/wpa_supplicant/wpa_supplicant.conf


wpa_supplicant:
ctrl_interface=/var/run/wpa_supplicant
eapol_version=1
ap_scan=1


network={
        ssid="meinWLAN"
        scan_ssid=1
        proto=WPA2
        key_mgmt=WPA-PSK
      psk="meinKey"
}




Logfile von wpa_supplicant:
Initializing interface 'wlan0' conf '/etc/wpa_supplicant/wpa_supplicant.conf' driver 'default' ctrl_interface 'N/A' bridge 'N/A'
Configuration file '/etc/wpa_supplicant/wpa_supplicant.conf' -> '/etc/wpa_supplicant/wpa_supplicant.conf'
Reading configuration file '/etc/wpa_supplicant/wpa_supplicant.conf'
ctrl_interface='/var/run/wpa_supplicant'
eapol_version=1
ap_scan=1
Priority group 0
   id=0 ssid='meinWLAN'
WEXT: cfg80211-based driver detected
SIOCGIWRANGE: WE(compiled)=22 WE(source)=21 enc_capa=0xf
  capabilities: key_mgmt 0xf enc 0xf flags 0x0
netlink: Operstate: linkmode=1, operstate=5
Own MAC address: 00:23:cd:b8:01:9a
wpa_driver_wext_set_key: alg=0 key_idx=0 set_tx=0 seq_len=0 key_len=0
wpa_driver_wext_set_key: alg=0 key_idx=1 set_tx=0 seq_len=0 key_len=0
wpa_driver_wext_set_key: alg=0 key_idx=2 set_tx=0 seq_len=0 key_len=0
wpa_driver_wext_set_key: alg=0 key_idx=3 set_tx=0 seq_len=0 key_len=0
wpa_driver_wext_set_key: alg=0 key_idx=4 set_tx=0 seq_len=0 key_len=0
Driver did not support SIOCSIWENCODEEXT
wpa_driver_wext_set_key: alg=0 key_idx=5 set_tx=0 seq_len=0 key_len=0
Driver did not support SIOCSIWENCODEEXT
wpa_driver_wext_set_countermeasures
RSN: flushing PMKID list in the driver
Setting scan request: 0 sec 100000 usec
WPS: UUID based on MAC address - hexdump(len=16): db 54 bd e4 1a 3a 5e d1 bd c2 aa f0 68 b8 20 34
EAPOL: SUPP_PAE entering state DISCONNECTED
EAPOL: Supplicant port status: Unauthorized
EAPOL: KEY_RX entering state NO_KEY_RECEIVE
EAPOL: SUPP_BE entering state INITIALIZE
EAP: EAP entering state DISABLED
EAPOL: Supplicant port status: Unauthorized
EAPOL: Supplicant port status: Unauthorized
Using existing control interface directory.
ctrl_iface bind(PF_UNIX) failed: Address already in use
ctrl_iface exists and seems to be in use - cannot override it
Delete '/var/run/wpa_supplicant/wlan0' manually if it is not used anymore
Failed to initialize control interface '/var/run/wpa_supplicant'.
You may have another wpa_supplicant process already running or the file was
left by an unclean termination of wpa_supplicant in which case you will need
to manually remove this file before starting wpa_supplicant again.


Failed to add interface wlan0
No keys have been configured - skip key clearing
State: DISCONNECTED -> DISCONNECTED
wpa_driver_wext_set_operstate: operstate 0->0 (DORMANT)
netlink: Operstate: linkmode=-1, operstate=5
EAPOL: External notification - portEnabled=0
EAPOL: Supplicant port status: Unauthorized
EAPOL: External notification - portValid=0
EAPOL: Supplicant port status: Unauthorized
wpa_driver_wext_set_countermeasures
No keys have been configured - skip key clearing
Cancelling scan request
Cancelling authentication timeout
netlink: Operstate: linkmode=0, operstate=6