Thread: Please help on my wireless problem on Ubuntu 11.04

first of i'm using hp pavilion dv4 2115 tx

lpcsi


00:00.0 host bridge: intel corporation core processor dram controller (rev 02)
00:01.0 pci bridge: intel corporation core processor pci express x16 root port (rev 02)
00:02.0 vga compatible controller: intel corporation core processor integrated graphics controller (rev 02)
00:16.0 communication controller: intel corporation 5 series/3400 series chipset heci controller (rev 06)
00:1a.0 usb controller: intel corporation 5 series/3400 series chipset usb2 enhanced host controller (rev 05)
00:1b.0 audio device: intel corporation 5 series/3400 series chipset high definition audio (rev 05)
00:1c.0 pci bridge: intel corporation 5 series/3400 series chipset pci express root port 1 (rev 05)
00:1c.1 pci bridge: intel corporation 5 series/3400 series chipset pci express root port 2 (rev 05)
00:1c.2 pci bridge: intel corporation 5 series/3400 series chipset pci express root port 3 (rev 05)
00:1c.3 pci bridge: intel corporation 5 series/3400 series chipset pci express root port 4 (rev 05)
00:1d.0 usb controller: intel corporation 5 series/3400 series chipset usb2 enhanced host controller (rev 05)
00:1e.0 pci bridge: intel corporation 82801 mobile pci bridge (rev a5)
00:1f.0 isa bridge: intel corporation mobile 5 series chipset lpc interface controller (rev 05)
00:1f.2 sata controller: intel corporation 5 series/3400 series chipset 4 port sata ahci controller (rev 05)
00:1f.3 smbus: intel corporation 5 series/3400 series chipset smbus controller (rev 05)
00:1f.6 signal processing controller: intel corporation 5 series/3400 series chipset thermal subsystem (rev 05)
01:00.0 vga compatible controller: ati technologies inc m93 [mobility radeon hd 4500 series]
01:00.1 audio device: ati technologies inc rv710/730
03:00.0 network controller: atheros communications inc. ar9285 wireless network adapter (pci-express) (rev 01)
04:00.0 ethernet controller: realtek semiconductor co., ltd. rtl8111/8168b pci express gigabit ethernet controller (rev 03)
7f:00.0 host bridge: intel corporation core processor quickpath architecture generic non-core registers (rev 02)
7f:00.1 host bridge: intel corporation core processor quickpath architecture system address decoder (rev 02)
7f:02.0 host bridge: intel corporation core processor qpi link 0 (rev 02)
7f:02.1 host bridge: intel corporation core processor qpi physical 0 (rev 02)
7f:02.2 host bridge: intel corporation core processor reserved (rev 02)
7f:02.3 host bridge: intel corporation core processor reserved (rev 02)

bus 002 device 004: id 090c:137b feiya technology corp.
bus 002 device 003: id 04b4:1220 cypress semiconductor corp.
bus 002 device 002: id 8087:0020 intel corp. integrated rate matching hub
bus 002 device 001: id 1d6b:0002 linux foundation 2.0 root hub
bus 001 device 004: id 138a:0005 digitalpersona, inc
bus 001 device 003: id 0bda:0138 realtek semiconductor corp.
bus 001 device 002: id 8087:0020 intel corp. integrated rate matching hub
bus 001 device 001: id 1d6b:0002 linux foundation 2.0 root hub

iconfig

eth0 link encap:ethernet hwaddr 70:5a:b6:89:c2:7b
inet addr:192.168.1.9 bcast:192.168.1.255 mask:255.255.255.0
inet6 addr: fe80::725a:b6ff:fe89:c27b/64 scope:link
broadcast running multicast mtu:1500 metric:1
rx packets:7630 errors:0 dropped:0 overruns:0 frame:0
tx packets:7087 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
rx bytes:8984685 (8.9 mb) tx bytes:997313 (997.3 kb)
interrupt:41 base address:0x8000

lo link encap:local loopback
inet addr:127.0.0.1 mask:255.0.0.0
inet6 addr: ::1/128 scope:host
loopback running mtu:16436 metric:1
rx packets:16 errors:0 dropped:0 overruns:0 frame:0
tx packets:16 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
rx bytes:960 (960.0 b) tx bytes:960 (960.0 b)

wlan0 link encap:ethernet hwaddr 0c:60:76:81:fd:06
broadcast 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:1000
rx bytes:0 (0.0 b) tx bytes:0 (0.0 b)

iwconfig

lo no wireless extensions.

eth0 no wireless extensions.

wlan0 ieee 802.11bgn essidff/any
mode:managed access point: not-associated tx-power=17 dbm
retry long limit:7 rts thrff fragment thrff
power managementff

lsmod

module size used by
binfmt_misc 13213 1
parport_pc 32111 0
ppdev 12849 0
snd_hda_codec_hdmi 27479 1
snd_hda_codec_idt 60537 1
snd_hda_intel 24140 2
snd_hda_codec 90901 3 snd_hda_codec_hdmi,snd_hda_codec_idt,snd_hda_intel
snd_hwdep 13274 1 snd_hda_codec
snd_pcm 80244 3 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec
arc4 12473 2
snd_seq_midi 13132 0
snd_rawmidi 25269 1 snd_seq_midi
ath9k 103669 0
uvcvideo 66851 0
i915 450979 7
snd_seq_midi_event 14475 1 snd_seq_midi
videodev 75143 1 uvcvideo
joydev 17322 0
hp_wmi 13418 0
sparse_keymap 13666 1 hp_wmi
ir_lirc_codec 12770 0
lirc_dev 18720 1 ir_lirc_codec
snd_seq 51291 2 snd_seq_midi,snd_seq_midi_event
ir_sony_decoder 12493 0
mac80211 257001 1 ath9k
snd_timer 28659 2 snd_pcm,snd_seq
snd_seq_device 14110 3 snd_seq_midi,snd_rawmidi,snd_seq
drm_kms_helper 40745 1 i915
ath9k_common 13611 1 ath9k
drm 184133 3 i915,drm_kms_helper
psmouse 59039 0
ath9k_hw 300328 2 ath9k,ath9k_common
hp_accel 21632 0
rc_rc6_mce 12454 0
ir_jvc_decoder 12490 0
snd 55295 14 snd_hda_codec_hdmi,snd_hda_codec_idt,snd_hda_intel ,snd_hda_codec,snd_hwdep,snd_pcm,snd_rawmidi,snd_s eq,snd_timer,snd_seq_device
ir_rc6_decoder 12490 0
ath 19141 2 ath9k,ath9k_hw
fglrx 2434640 0
i2c_algo_bit 13184 1 i915
intel_ips 17769 0
cfg80211 156212 3 ath9k,mac80211,ath
serio_raw 12990 0
lis3lv02d 19285 1 hp_accel
ir_rc5_decoder 12490 0
ir_nec_decoder 12490 0
ene_ir 22309 0
soundcore 12600 1 snd
snd_page_alloc 14073 2 snd_hda_intel,snd_pcm
input_polldev 13735 1 lis3lv02d
rc_core 25760 9 ir_lirc_codec,ir_sony_decoder,rc_rc6_mce,ir_jvc_de coder,ir_rc6_decoder,ir_rc5_decoder,ir_nec_decoder ,ene_ir
video 18951 1 i915
lp 13349 0
parport 36746 3 parport_pc,ppdev,lp
usbhid 41704 0
usb_storage 43946 0
hid 77084 1 usbhid
uas 17676 0
ahci 21591 2
libahci 25548 1 ahci
r8169 46630 0

sudo lshw -c network

*-network
description: wireless interface
product: ar9285 wireless network adapter (pci-express)
vendor: atheros communications inc.
physical id: 0
bus info: pci@0000:03:00.0
logical name: wlan0
version: 01
serial: 0c:60:76:81:fd:06
width: 64 bits
clock: 33mhz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=ath9k driverversion=2.6.38-8-generic-pae firmware=n/a latency=0 link=no multicast=yes wireless=ieee 802.11bgn
resources: irq:17 memory:e6400000-e640ffff
*-network
description: ethernet interface
product: rtl8111/8168b pci express gigabit ethernet controller
vendor: realtek semiconductor co., ltd.
physical id: 0
bus info: pci@0000:04:00.0
logical name: eth0
version: 03
serial: 70:5a:b6:89:c2:7b
size: 100mbit/s
capacity: 1gbit/s
width: 64 bits
clock: 33mhz
capabilities: pm msi pciexpress msix vpd bus_master cap_list rom ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3lk-napi duplex=full ip=192.168.1.9 latency=0 link=yes multicast=yes port=mii speed=100mbit/s
resources: irq:41 ioport:3000(size=256) memory:e2404000-e2404fff memory:e2400000-e2403fff memory:e2420000-e243ffff

description: ubuntu 11.04
2.6.38-8-generic-pae i686
sudo /etc/init.d/networking restart

what problems experiencing? looks pretty healthy. can not see available networks or not connect one?

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