problemi con scheda wireless atheros
Inviato: venerdì 12 giugno 2009, 15:08
ciao a tutti,sono nuovo del forum ed anche di ubuntu,quindi chiedo il vostro aiuto.
dunque,ho rimosso vista dal mio portatile asus ed ho installato ubuntu 9.04. mi ha riconosciuto tutto subito. networkmanager dava qualche problemino quindi l'ho rimosso ed ho messo wicd. configurato tutto e navigavo felice col wireless. spento il laptop e (z) (z).
oggi mi sveglio,accendo il portatile e sorpresa,il wireless non va più.
cercando nel forum ho provato a connettermi via cavo con
ma niente da fare. vi incollo di seguito alcuni comandi trovati nel forum.
spero riuscirete ad aiutarmi. grazie.....
dunque,ho rimosso vista dal mio portatile asus ed ho installato ubuntu 9.04. mi ha riconosciuto tutto subito. networkmanager dava qualche problemino quindi l'ho rimosso ed ho messo wicd. configurato tutto e navigavo felice col wireless. spento il laptop e (z) (z).
oggi mi sveglio,accendo il portatile e sorpresa,il wireless non va più.
cercando nel forum ho provato a connettermi via cavo con
Codice: Seleziona tutto
sudo ifconfig eth0 upCodice: Seleziona tutto
sudo dhclient eth0sicco@ubuntu:~$ sudo iwlist scan
lo Interface doesn't support scanning.
eth0 Interface doesn't support scanning.
wmaster0 Interface doesn't support scanning.
wlan0 Scan completed :
Cell 01 - Address: 00:1E:2A:F7:0D:84
ESSID:"NETGEAR"
Mode:Master
Channel:6
Frequency:2.437 GHz (Channel 6)
Quality=39/100 Signal level:-70 dBm Noise level=-95 dBm
Encryption key:on
IE: Unknown: 00074E455447454152
IE: Unknown: 010882848B962430486C
IE: Unknown: 030106
IE: Unknown: 2A0100
IE: Unknown: 2F0100
IE: Unknown: 32040C121860
IE: Unknown: DD060010180201F4
IE: WPA Version 1
Group Cipher : TKIP
Pairwise Ciphers (1) : TKIP
Authentication Suites (1) : PSK
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
24 Mb/s; 36 Mb/s; 54 Mb/s; 6 Mb/s; 9 Mb/s
12 Mb/s; 48 Mb/s
Extra:tsf=000000012ba3d185
Extra: Last beacon: 328ms ago
Cell 02 - Address: 00:22:57:1F:21:5E
ESSID:"3ComVilla"
Mode:Master
Channel:11
Frequency:2.462 GHz (Channel 11)
Quality=28/100 Signal level:-77 dBm Noise level=-95 dBm
Encryption key:on
IE: Unknown: 000933436F6D56696C6C61
IE: Unknown: 010882848B961224486C
IE: Unknown: 03010B
IE: Unknown: 2A0104
IE: Unknown: 32040C183060
IE: Unknown: 2D1AEE1117FFFF0000010000000000000000000000000C0000000000
IE: Unknown: 3D160B070000000000000000000000000000000000000000
IE: Unknown: 3E0100
IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
IE: Unknown: 7F0101
IE: Unknown: DD920050F204104A00011010440001021041000100103B00010310470010000000000000000300000022571F215E1021001033436F6D20436F72706F726174696F6E1023000833436F6D2031316E10240007312E30302E30301042000D3254364841314E3146323135451054000800060050F204000110110014576972656C65737320526F757465722857464129100800020004
IE: Unknown: DD07000C4304000000
IE: Unknown: 0706495420010B10
IE: Unknown: DD1E00904C33EE1117FFFF0000010000000000000000000000000C0000000000
IE: Unknown: DD1A00904C340B070000000000000000000000000000000000000000
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
18 Mb/s; 36 Mb/s; 54 Mb/s; 6 Mb/s; 12 Mb/s
24 Mb/s; 48 Mb/s
Extra:tsf=0000015ce733cf4c
Extra: Last beacon: 112ms ago
pan0 Interface doesn't support scanning.
Codice: Seleziona tutto
sicco@ubuntu:~$ iwconfig
lo no wireless extensions.
eth0 no wireless extensions.
wmaster0 no wireless extensions.
wlan0 IEEE 802.11bgn ESSID:""
Mode:Managed Frequency:2.412 GHz Access Point: Not-Associated
Tx-Power=20 dBm
Retry min limit:7 RTS thr:off Fragment thr=2352 B
Power Management:off
Link Quality:0 Signal level:0 Noise level:0
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:0 Missed beacon:0
pan0 no wireless extensions.
Codice: Seleziona tutto
sicco@ubuntu:~$ sudo lshw -C network
*-network
description: Ethernet interface
product: 191 Gigabit Ethernet Adapter
vendor: Silicon Integrated Systems [SiS]
physical id: 4
bus info: pci@0000:00:04.0
logical name: eth0
version: 02
serial: 00:23:54:5e:2f:cd
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=sis190 driverversion=1.2 duplex=half ip=192.168.0.4 latency=0 link=no module=sis190 multicast=yes port=MII speed=10MB/s
*-network
description: Wireless interface
product: AR928X Wireless Network Adapter (PCI-Express)
vendor: Atheros Communications Inc.
physical id: 0
bus info: pci@0000:02:00.0
logical name: wmaster0
version: 01
serial: 00:22:43:70:b5:d1
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix bus_master cap_list logical ethernet physical wireless
configuration: broadcast=yes driver=ath9k latency=0 module=ath9k multicast=yes wireless=IEEE 802.11bgn
*-network DISABLED
description: Ethernet interface
physical id: 1
logical name: pan0
serial: 0a:6e:f2:15:64:23
capabilities: ethernet physical
configuration: broadcast=yes driver=bridge driverversion=2.3 firmware=N/A link=yes multicast=yes