hi i was disconnected whike workin now...i am posting the outputs of dmesg and other commands u asked for
abhinav@RapHToR:~$ lspci
00:00.0 Host bridge: Intel Corporation Mobile PM965/GM965/GL960 Memory Controller Hub (rev 0c)
00:02.0 VGA compatible controller: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (rev 0c)
00:02.1 Display controller: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (rev 0c)
00:1a.0 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Contoller #4 (rev 02)
00:1a.1 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #5 (rev 02)
00:1a.7 USB Controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI Controller #2 (rev 02)
00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio Controller (rev 02)
00:1c.0 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 1 (rev 02)
00:1c.1 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 2 (rev 02)
00:1c.3 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 4 (rev 02)
00:1d.0 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #1 (rev 02)
00:1d.1 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #2 (rev 02)
00:1d.2 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #3 (rev 02)
00:1d.7 USB Controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI Controller #1 (rev 02)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev f2)
00:1f.0 ISA bridge: Intel Corporation 82801HEM (ICH8M) LPC Interface Controller (rev 02)
00:1f.1 IDE interface: Intel Corporation 82801HBM/HEM (ICH8M/ICH8M-E) IDE Controller (rev 02)
00:1f.2 IDE interface: Intel Corporation 82801HBM/HEM (ICH8M/ICH8M-E) SATA IDE Controller (rev 02)
00:1f.3 SMBus: Intel Corporation 82801H (ICH8 Family) SMBus Controller (rev 02)
03:00.0 Ethernet controller: Broadcom Corporation BCM4401-B0 100Base-TX (rev 02)
03:01.0 FireWire (IEEE 1394): Ricoh Co Ltd R5C832 IEEE 1394 Controller (rev 05)
03:01.1 Generic system peripheral [0805]: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter (rev 22)
03:01.2 System peripheral: Ricoh Co Ltd R5C843 MMC Host Controller (rev 12)
03:01.3 System peripheral: Ricoh Co Ltd R5C592 Memory Stick Bus Host Adapter (rev 12)
03:01.4 System peripheral: Ricoh Co Ltd xD-Picture Card Controller (rev 12)
0c:00.0 Network controller: Intel Corporation PRO/Wireless 4965 AG or AGN Network Connection (rev 61)
abhinav@RapHToR:~$ modprobe driver
FATAL: Module driver not found.
abhinav@RapHToR:~$ iwconfig
lo no wireless extensions.
eth0 no wireless extensions.
wmaster0 no wireless extensions.
wlan0 IEEE 802.11g ESSID:""
Mode:Managed Frequency:2.462 GHz Access Point: Not-Associated
Retry min limit:7 RTS thr
ff Fragment thr=2346 B
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
abhinav@RapHToR:~$ iwlist wlan0 scan
wlan0 No scan results
abhinav@RapHToR:~$ iwevents wlano
bash: iwevents: command not found
abhinav@RapHToR:~$ iwevents wlan0
bash: iwevents: command not found
abhinav@RapHToR:~$ sudo dhclient wlan0
[sudo] password for abhinav:
Internet Systems Consortium DHCP Client V3.0.5
Copyright 2004-2006 Internet Systems Consortium.
All rights reserved.
For info, please visit
http://www.isc.org/sw/dhcp/
wmaster0: unknown hardware address type 801
wmaster0: unknown hardware address type 801
Listening on LPF/wlan0/00:1f:3b:63:8c:b3
Sending on LPF/wlan0/00:1f:3b:63:8c:b3
Sending on Socket/fallback
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 8
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 15
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 8
No DHCPOFFERS received.
No working leases in persistent database - sleeping.
abhinav@RapHToR:~$ ifconfig wlan0
wlan0 Link encap:Ethernet HWaddr 00:1F:3B:63:8C:B3
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:14797 errors:0 dropped:0 overruns:0 frame:0
TX packets:11018 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:10802141 (10.3 MB) TX bytes:3215354 (3.0 MB)
abhinav@RapHToR:~$ ping linuxquestions.org
abhinav@RapHToR:~$ cat/etc/resolv.conf
bash: cat/etc/resolv.conf: No such file or directory
OUTPUT FOR dmesg:LAST LINES:
Pv6 routers present
[ 100.540000] wlan0: no IPv6 routers present
[ 1262.432000] usb 5-1: USB disconnect, address 2
[ 1342.740000] usb 5-1: new low speed USB device using uhci_hcd and address 3
[ 1342.908000] usb 5-1: configuration #1 chosen from 1 choice
[ 1342.924000] input: USB Optical Mouse as /class/input/input8
[ 1342.924000] input: USB HID v1.10 Mouse [USB Optical Mouse] on usb-0000:00:1d.0-1
[ 1675.456000] wlan0: TKIP decrypt failed for RX frame from 00:1a:e8:11:9e:79 (res=-3)
[ 1841.764000] wlan0: RX disassociation from 00:1a:e8:11:9e:79 (reason=8)
[ 1841.764000] wlan0: disassociated
[ 1841.764000] wlan0: RX deauthentication from 00:1a:e8:11:9e:79 (reason=3)
[ 1841.764000] wlan0: deauthenticated
[ 1842.764000] wlan0: authenticate with AP 00:1a:e8:11:9e:79
[ 1842.764000] wlan0: RX authentication from 00:1a:e8:11:9e:79 (alg=0 transaction=2 status=0)
[ 1842.764000] wlan0: authenticated
[ 1842.764000] wlan0: associate with AP 00:1a:e8:11:9e:79
[ 1842.768000] wlan0: RX ReassocResp from 00:1a:e8:11:9e:79 (capab=0x411 status=0 aid=1)
[ 1842.768000] wlan0: associated
[ 1842.772000] iwl4965: TX Power requested while scanning!
[ 1842.772000] iwl4965: Error setting Tx power (-11).
[ 1842.772000] iwl4965: TX Power requested while scanning!
[ 1842.772000] iwl4965: Error setting Tx power (-11).
[ 1843.168000] wlan0: RX deauthentication from 00:1a:e8:11:9e:79 (reason=1)
[ 1843.168000] wlan0: deauthenticated
[ 1844.168000] wlan0: authenticate with AP 00:1a:e8:11:9e:79
[ 1844.368000] wlan0: authenticate with AP 00:1a:e8:11:9e:79
[ 1844.568000] wlan0: authenticate with AP 00:1a:e8:11:9e:79
[ 1844.768000] wlan0: authentication with AP 00:1a:e8:11:9e:79 timed out
[ 1844.832000] iwl4965: Microcode SW error detected. Restarting 0x82000000.
[ 1844.832000] wlan0: failed to restore operationalchannel after scan
[ 1847.368000] iwl4965: Error sending REPLY_ADD_STA: time out after 500ms.
[ 1847.868000] iwl4965: Error sending REPLY_TX_LINK_QUALITY_CMD: time out after 500ms.
[ 1848.368000] iwl4965: Error sending REPLY_TX_PWR_TABLE_CMD: time out after 500ms.
[ 1848.368000] wlan0: Initial auth_alg=0
[ 1848.368000] wlan0: authenticate with AP 00:1a:e8:11:9e:79
[ 1848.368000] wlan0: Initial auth_alg=0
[ 1848.368000] wlan0: authenticate with AP 00:1a:e8:11:9e:79
[ 1848.368000] wlan0: Initial auth_alg=0
[ 1848.368000] wlan0: authenticate with AP 00:1a:e8:11:9e:79
[ 1848.380000] iwl4965: Microcode SW error detected. Restarting 0x82000000.
[ 1848.568000] wlan0: authenticate with AP 00:1a:e8:11:9e:79
[ 1848.816000] wlan0: authenticate with AP 00:1a:e8:11:9e:79
[ 1848.880000] iwl4965: Error sending REPLY_BT_CONFIG: time out after 500ms.
[ 1849.016000] wlan0: authentication with AP 00:1a:e8:11:9e:79 timed out
[ 1849.396000] iwl4965: Error sending REPLY_RXON: time out after 500ms.
[ 1849.396000] iwl4965: Error setting new configuration (-110).
[ 1849.896000] iwl4965: Error sending REPLY_CT_KILL_CONFIG_CMD: time out after 500ms.
[ 1849.896000] iwl4965: REPLY_CT_KILL_CONFIG_CMD failed
[ 1850.396000] iwl4965: Error sending REPLY_RXON: time out after 500ms.
[ 1850.396000] iwl4965: Error setting new configuration (-110).
[ 1850.896000] iwl4965: Error sending REPLY_ADD_STA: time out after 500ms.
[ 1851.396000] iwl4965: Error sending REPLY_TX_LINK_QUALITY_CMD: time out after 500ms.
[ 1872.116000] wlan0: RX WEP frame with unknown keyidx 1 (A1=ff:ff:ff:ff:ff:ff A2=00:1a:e8:11:9e:79 A3=00:1f:e1:3c:46:41)