Problemi configurazione D-Link AirPlus (”Xtreme G”) DWL-G520 Wireless PCI Adapte

[biribin]

Ciao ragazzi
sono un neofita di ubuntu dopo neanche un mese sorge il primo dilemma:
iNSTALLARE la nuova scheda wifi(D-Link AirPlus (”Xtreme G”) DWL-G520 Wireless PCI Adapte).
La mia rete è formata da 2 pc.
uno collegato via ethernet e l altro(io)con wireless,abbiamo in casa il router alice
MODEM ROUTER ALICE GATE W2+ ETHERNET/USB/WI-FI.
Ho il pc partizionato.
vi posto il comando lspci:
luca@luca-desktop:~$ lspci
00:00.0 Host bridge: VIA Technologies, Inc. VT8378 [KM400/A] Chipset Host Bridge
00:01.0 PCI bridge: VIA Technologies, Inc. VT8237 PCI Bridge
00:08.0 Ethernet controller: Atheros Communications, Inc. AR5212 802.11abg NIC (rev 01)
00:09.0 FireWire (IEEE 1394): VIA Technologies, Inc. IEEE 1394 Host Controller (rev 80)
00:0a.0 Ethernet controller: VIA Technologies, Inc. VT6120/VT6121/VT6122 Gigabit Ethernet Adapter (rev 11)
00:0f.0 RAID bus controller: VIA Technologies, Inc. VIA VT6420 SATA RAID Controller (rev 80)
00:0f.1 IDE interface: VIA Technologies, Inc. VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE (rev 06)
00:10.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 81)
00:10.1 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 81)
00:10.2 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 81)
00:10.3 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 81)
00:10.4 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 86)
00:11.0 ISA bridge: VIA Technologies, Inc. VT8237 ISA bridge [KT600/K8T800/K8T890 South]
00:11.5 Multimedia audio controller: VIA Technologies, Inc. VT8233/A/8235/8237 AC97 Audio Controller (rev 60)
01:00.0 VGA compatible controller: VIA Technologies, Inc. VT8378 [S3 UniChrome] Integrated Video (rev 01)

comando
luca@luca-desktop:~$ iwconfig
lo        no wireless extensions.

eth0      no wireless extensions.

wifi0    no wireless extensions.

ath0      IEEE 802.11g  ESSID:"Alice-58781678"  Nickname:""
          Mode:Managed  Frequency:2.437 GHz  Access Point: Not-Associated 
          Bit Rate:0 kb/s  Tx-Power:18 dBm  Sensitivity=0/3 
          Retry:off  RTS thr:off  Fragment thr:off
          Power Management:off
          Link Quality=0/94  Signal level=-95 dBm  Noise level=-95 dBm
          Rx invalid nwid:11712  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0  Missed beacon:0

luca@luca-desktop:~$ ifconfig
ath0      Link encap:Ethernet  HWaddr 00:19:5B:C9:EC:DE 
          inet6 addr: fe80::219:5bff:fec9:ecde/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)

ath0:avah Link encap:Ethernet  HWaddr 00:19:5B:C9:EC:DE 
          inet addr:169.254.11.49  Bcast:169.254.255.255  Mask:255.255.0.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1

eth0      Link encap:Ethernet  HWaddr 00:69:00:BB:15:D7 
          inet addr:192.168.1.18  Bcast:192.168.1.255  Mask:255.255.255.0
          inet6 addr: fe80::269:ff:febb:15d7/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:21897 errors:0 dropped:0 overruns:0 frame:0
          TX packets:13357 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:24319068 (23.1 MiB)  TX bytes:1754446 (1.6 MiB)
          Interrupt:17 Base address:0xc000

lo        Link encap:Local Loopback 
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:125 errors:0 dropped:0 overruns:0 frame:0
          TX packets:125 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:11245 (10.9 KiB)  TX bytes:11245 (10.9 KiB)

wifi0    Link encap:UNSPEC  HWaddr 00-19-5B-C9-EC-DE-00-00-00-00-00-00-00-00-00-00 
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:11865 errors:0 dropped:0 overruns:0 frame:77818
          TX packets:143 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:199
          RX bytes:1256925 (1.1 MiB)  TX bytes:7572 (7.3 KiB)
          Interrupt:20

Spero di essere stato esaustivo.
GRAZIE anticipatamente.
                                                                                  W UBUNTU

[leobuntu]

Dov'è il problema? Hai configurato la scheda in Network Manager?

[pezzotto_]

la skeda wifi è stata installata?