Mar 31 17:01:53 localhost dhclient: There is already a pid file /var/run/dhclient.ath0.pid with pid 134993416
Mar 31 17:01:54 localhost dhclient: Internet Systems Consortium DHCP Client V3.0.4
Mar 31 17:01:54 localhost dhclient: Copyright 2004-2006 Internet Systems Consortium.
Mar 31 17:01:54 localhost dhclient: All rights reserved.
Mar 31 17:01:54 localhost dhclient: For info, please visit http://www.isc.org/sw/dhcp/
Mar 31 17:01:54 localhost dhclient: 
Mar 31 17:01:54 localhost dhclient: wifi0: unknown hardware address type 801
Mar 31 17:01:55 localhost dhclient: wifi0: unknown hardware address type 801
Mar 31 17:01:55 localhost dhclient: Listening on LPF/ath0/00:11:0a:80:06:09
Mar 31 17:01:55 localhost dhclient: Sending on   LPF/ath0/00:11:0a:80:06:09
Mar 31 17:01:55 localhost dhclient: Sending on   Socket/fallback
Mar 31 17:01:59 localhost dhclient: DHCPDISCOVER on ath0 to 255.255.255.255 port 67 interval 4
Mar 31 17:02:03 localhost dhclient: DHCPDISCOVER on ath0 to 255.255.255.255 port 67 interval 4
Mar 31 17:02:04 localhost kernel: [17252470.804000] ath0: no IPv6 routers present
Mar 31 17:02:07 localhost dhclient: DHCPDISCOVER on ath0 to 255.255.255.255 port 67 interval 5
Mar 31 17:02:12 localhost dhclient: DHCPDISCOVER on ath0 to 255.255.255.255 port 67 interval 10
Mar 31 17:02:22 localhost dhclient: DHCPDISCOVER on ath0 to 255.255.255.255 port 67 interval 17
Mar 31 17:02:39 localhost dhclient: DHCPDISCOVER on ath0 to 255.255.255.255 port 67 interval 16
larsemil@aragorn:~$ ifconfig ath0
ath0      Link encap:Ethernet  HWaddr 00:11:0A:80:06:09  
          inet6 addr: fe80::211:aff:fe80:609/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)
larsemil@aragorn:~$ iwconfig ath0
ath0      IEEE 802.11g  ESSID:"Aladin"  
          Mode:Managed  Frequency:2.437 GHz  Access Point: Not-Associated   
          Bit Rate:1 Mb/s   Tx-Power:15 dBm   Sensitivity=0/3  
          Retry:off   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=43/94  Signal level=-52 dBm  Noise level=-95 dBm
          Rx invalid nwid:318  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0