problemas al detectar red inalabrica en intrepid

Hola.

Decidi probar el intrepid haciendo la actualización, pero esta vez no me detecta la tarjeta de red, pero el bombillo de la red si esta encendido.

me sale esto:
 *-network:0
       description: Ethernet interface
       product: RTL-8139/8139C/8139C+
       vendor: Realtek Semiconductor Co., Ltd.
       physical id: 2
       bus info: pci@0000:09:02.0
       logical name: eth0
       version: 10
       serial: 00:16:36:f4:3e:30
       size: 10MB/s
       capacity: 100MB/s
       width: 32 bits
       clock: 33MHz
       capabilities: pm bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=8139too driverversion=0.9.28 duplex=half ip=192.168.0.226 latency=64 link=yes maxlatency=64 mingnt=32 module=8139too multicast=yes port=MII speed=10MB/s
  *-network:1
       description: Wireless interface
       product: AR2413 802.11bg NIC
       vendor: Atheros Communications Inc.
       physical id: 4
       bus info: pci@0000:09:04.0
       logical name: wifi0
       version: 01
       serial: 00:16:e3:c5:4e:f3
       width: 32 bits
       clock: 33MHz
       capabilities: pm bus_master cap_list logical ethernet physical wireless
       configuration: broadcast=yes driver=ath_pci latency=168 maxlatency=28 mingnt=10 module=ath_pci multicast=yes wireless=IEEE 802.11g
  *-network DISABLED
       description: Ethernet interface
       physical id: 1
       logical name: pan0
       serial: 42:9c:d5:b2:ee:4c
       capabilities: ethernet physical
       configuration: broadcast=yes driver=bridge driverversion=2.3 firmware=N/A link=yes multicast=yes
branchy@branchy-laptop:~$

Gracias por su ayuda-