HOW to install wifi drivers in dell inspiron n4050

[adeelqamar]

hello gyz, i am new to backtrack 5 r2.i am using dell inspiron n4050 and i dont know wether its wifi card is compatable with backtrack5 r2.as i am not an it expert so can any body give me detailed info on "how to install wifi drivers on dell inspiron n4050 ".i dont know any thing about back track else it is a security software ,,,soplease provide a complete step by step info on my question while remaining specified to my product(dell inspiron n4050)

i have tried googling and also searched on wiki but i was not able to get any thing settled in my mind

Thanks in advance


giving more details::::::::::::::::
i am booting live usb through unetboot(creating a virtual usb and then booting it).......
i am able to boot in and as well as startx is working for me the problem is that i am not getting
any chpset ...........

ok here i am sharing all the command results .........

root@root:~# iwconfig


lo no wireless extensions.

wlan0 IEEE 802.11bgn ESSID:0ff/any
Mode:Managed Frequency:2.462 GHz Access Point: Not-Associated
Tx-Power=19 dBm
Retry long limit:7 RTS thr:0ff Fragment thr:0ff
Encryption key:0ff
Power Management:0ff

eth0 no wireless extensions.


root@root:~# ifconfig


eth0 Link encap:Ethernet HWaddr 24:b6:fd:21:2f:da
UP 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)
Interrupt:42 Base address:0x4000

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:275 errors:0 dropped:0 overruns:0 frame:0
TX packets:275 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:36565 (36.5 KB) TX bytes:36565 (36.5 KB)

wlan0 Link encap:Ethernet HWaddr e4:d5:3d:ef:f1:57
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:10839 errors:0 dropped:0 overruns:0 frame:0
TX packets:9490 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:12250816 (12.2 MB) TX bytes:1334625 (1.3 MB)


root@root:~# airmon-ng


Interface Chipset Driver

wlan0 Unknown brcmsmac - [phy0]


root@root:~# airmon-ng start wlan0


Found 3 processes that could cause trouble.
If airodump-ng, aireplay-ng or airtun-ng stops working after
a short period of time, you may want to kill (some of) them!

PID Name
3808 dhclient3
3865 dhclient3
4090 dhclient
Process with PID 3865 (dhclient3) is running on interface wlan0


Interface Chipset Driver

wlan0 Unknown brcmsmac - [phy0]
(monitor mode enabled on mon0)



airodump-ng mon0

CH 4 ][ Elapsed: 24 s ][ 2012-08-14 02:21

BSSID PWR Beacons #Data, #/s CH MB ENC CIPHER AUTH ESSID

00:23:CD:18:0E:02 -78 94 0 0 6 54e. WPA2 CCMP PSK tl-wn721n
F8:01:11:62:50:9A -79 52 0 0 11 54 . WEP WEP sunny-03134313955
C8:3A:35:30:5D:81 -86 52 0 0 6 54e WPA CCMP PSK sattar-03134313955



the problem starts here . no packet data ? i have cracked wep key for 3rd essid using window 7
(common view for wifi and aircrack )


but i want to crack wap2 key ...........


i think in the first step i am not getting any chipset .........

is this the problem????????????????????????

kindly help me or any way to crack wpa 2 key on windows


thanks in advance for any kind of help...........

[internet_Dude]

whats the output of iwconfig? can you get online via ethernet? I'm assuming your'e using x rather than command line?