Unable to connect to wifi w/ Atheros

[Blueapples]

isaac@isaac-laptop:~$ sudo dhclient3

isaac@isaac-laptop:~$ sudo dhclient3
There is already a pid file /var/run/dhclient.pid with pid 134519072
Internet Systems Consortium DHCP Client V3.0.6
Copyright 2004-2007 Internet Systems Consortium.
All rights reserved.
For info, please visit http://www.isc.org/sw/dhcp/

wifi0: unknown hardware address type 801
wifi0: unknown hardware address type 801
Listening on LPF/ath0/00:1b:63:c2:d8:ac
Sending on   LPF/ath0/00:1b:63:c2:d8:ac
Listening on LPF/wifi0/
Sending on   LPF/wifi0/
Listening on LPF/eth0/00:1b:63:1d:d2:ec
Sending on   LPF/eth0/00:1b:63:1d:d2:ec
Sending on   Socket/fallback
DHCPDISCOVER on wifi0 to 255.255.255.255 port 67 interval 4
DHCPREQUEST of 10.0.1.197 on eth0 to 255.255.255.255 port 67
DHCPDISCOVER on ath0 to 255.255.255.255 port 67 interval 3
DHCPDISCOVER on wifi0 to 255.255.255.255 port 67 interval 9
DHCPDISCOVER on ath0 to 255.255.255.255 port 67 interval 7
DHCPREQUEST of 10.0.1.197 on eth0 to 255.255.255.255 port 67
DHCPDISCOVER on wifi0 to 255.255.255.255 port 67 interval 12
DHCPDISCOVER on ath0 to 255.255.255.255 port 67 interval 17
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 7
DHCPDISCOVER on wifi0 to 255.255.255.255 port 67 interval 6
DHCPDISCOVER on ath0 to 255.255.255.255 port 67 interval 4
No DHCPOFFERS received.
No working leases in persistent database - sleeping.
isaac@isaac-laptop:~$