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Hi all, Recently I decided I'd put off for too long (maybe too late) installing some sort of Linux installation and start to get to grips with this side of ...
  1. #1
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    Newbie to Linux, WiFi Driver problems 8191SE

    Hi all,

    Recently I decided I'd put off for too long (maybe too late) installing some sort of Linux installation and start to get to grips with this side of computing, I started in computing 32 years ago but I'm ashamed to say have never done any Linux or its many flavours.

    So, I figured I would install Backtrack as it has a range of security software and Im taking a degree course at the moment and thinking of security as an option.

    So far I have partitioned off 25 gig and installed backtrack and all is great so far, however the Wifi isnt working as the realtek 8191SE isn't in the drivers list.

    I went over to Realtek and downloaded the correct driver from the site,

    rtl8192se_linux_2.6.0017.0705.2010.tar


    followed the read me inside to install it but it has not worked for some reason,.

    I followed what it said namely the following,

    Code:
    You can enter top-level directory of driver and execute follwing command to
    Compile, Installation, or uninstall the driver:
            0. Change to Super User
    	   sudo su
    
    	1. Compile driver from the source code 
    	   make
    
    	2. Install the driver to the kernel
               make install
               reboot
    
    	3. uninstall driver
    When I enter "iwconfig" nothing shows for wlan0

    If I enter in ifconfig wlan0 up then it shows as wlan0 but still doesnt work.

    and this is where I am now,

    Can anyone spare a little time to show me where I went wrong?

    thanks

    Phil

    More to follow in a few mins, an output

  2. #2
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    This is the output from lsmod

    Module Size Used by
    ipv6 239348 10
    i915 172552 2
    drm 142208 3 i915
    sbs 10940 0
    sbshc 4500 1 sbs
    acpi_cpufreq 7808 0
    cpufreq_ondemand 7080 2
    cpufreq_stats 4728 0
    freq_table 3476 3 acpi_cpufreq,cpufreq_ondemand,cpufreq_stats
    cpufreq_performance 1300 0
    cpufreq_conservative 7048 0
    cpufreq_powersave 1268 0
    iptable_filter 2324 0
    ip_tables 10916 1 iptable_filter
    x_tables 13592 1 ip_tables
    parport_pc 24292 0
    lp 9412 0
    parport 30572 2 parport_pc,lp
    snd_hda_codec_intelhdmi 12180 1
    snd_hda_codec_realtek 194936 1
    snd_hda_intel 24712 0
    snd_hda_codec 57204 3 snd_hda_codec_intelhdmi,snd_hda_codec_realtek,snd_ hda_intel
    snd_hwdep 6776 1 snd_hda_codec
    snd_pcm_oss 37728 0
    snd_mixer_oss 14324 1 snd_pcm_oss
    snd_pcm 67704 3 snd_hda_intel,snd_hda_codec,snd_pcm_oss
    snd_seq_dummy 2424 0
    snd_seq_oss 27328 0
    snd_seq_midi 5952 0
    psmouse 41732 0
    serio_raw 5016 0
    uvcvideo 58016 0
    r8192se_pci 481364 0
    videodev 37056 1 uvcvideo
    v4l1_compat 13336 2 uvcvideo,videodev
    snd_rawmidi 19488 1 snd_seq_midi
    iTCO_wdt 10584 0
    iTCO_vendor_support 2840 1 iTCO_wdt
    snd_seq_midi_event 5972 2 snd_seq_oss,snd_seq_midi
    snd_seq 47568 6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_mid i_event
    rtc_cmos 10156 0
    rtc_core 15792 1 rtc_cmos
    video 18024 1 i915
    output 2388 1 video
    rtc_lib 2388 1 rtc_core
    snd_timer 19068 2 snd_pcm,snd_seq
    snd_seq_device 6048 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi ,snd_seq
    snd 50468 13 snd_hda_codec_intelhdmi,snd_hda_codec_realtek,snd_ hda_intel,snd_hda_codec,snd_hwdep,snd_pcm_oss,snd_ mixer_oss,snd_pcm,snd_seq_oss,snd_rawmidi,snd_seq, snd_timer,snd_seq_device
    shpchp 31560 0
    soundcore 5856 1 snd
    snd_page_alloc 7836 2 snd_hda_intel,snd_pcm
    intel_agp 26108 1
    rfkill 9328 0
    agpgart 29356 3 drm,intel_agp
    input_polldev 3132 0
    joydev 9728 0
    evdev 9120 15
    sg 25064 0
    fuse 53104 1
    root@bt:~#
    Module Size Used by
    ipv6 239348 10
    i915 172552 2
    drm 142208 3 i915
    sbs 10940 0
    sbshc 4500 1 sbs
    acpi_cpufreq 7808 0
    cpufreq_ondemand 7080 2
    cpufreq_stats 4728 0
    freq_table 3476 3 acpi_cpufreq,cpufreq_ondemand,cpufreq_stats
    cpufreq_performance 1300 0
    cpufreq_conservative 7048 0
    cpufreq_powersave 1268 0
    iptable_filter 2324 0
    ip_tables 10916 1 iptable_filter
    x_tables 13592 1 ip_tables
    parport_pc 24292 0
    lp 9412 0
    parport 30572 2 parport_pc,lp
    snd_hda_codec_intelhdmi 12180 1
    snd_hda_codec_realtek 194936 1
    snd_hda_intel 24712 0
    snd_hda_codec 57204 3 snd_hda_codec_intelhdmi,snd_hda_codec_realtek,snd_ hda_intel
    snd_hwdep 6776 1 snd_hda_codec
    snd_pcm_oss 37728 0
    snd_mixer_oss 14324 1 snd_pcm_oss
    snd_pcm 67704 3 snd_hda_intel,snd_hda_codec,snd_pcm_oss
    snd_seq_dummy 2424 0
    snd_seq_oss 27328 0
    snd_seq_midi 5952 0
    psmouse 41732 0
    serio_raw 5016 0
    uvcvideo 58016 0
    r8192se_pci 481364 0
    videodev 37056 1 uvcvideo
    v4l1_compat 13336 2 uvcvideo,videodev
    snd_rawmidi 19488 1 snd_seq_midi
    iTCO_wdt 10584 0
    iTCO_vendor_support 2840 1 iTCO_wdt
    snd_seq_midi_event 5972 2 snd_seq_oss,snd_seq_midi
    snd_seq 47568 6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_mid i_event
    rtc_cmos 10156 0
    rtc_core 15792 1 rtc_cmos
    video 18024 1 i915
    output 2388 1 video
    rtc_lib 2388 1 rtc_core
    snd_timer 19068 2 snd_pcm,snd_seq
    snd_seq_device 6048 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi ,snd_seq
    snd 50468 13 snd_hda_codec_intelhdmi,snd_hda_codec_realtek,snd_ hda_intel,snd_hda_codec,snd_hwdep,snd_pcm_oss,snd_ mixer_oss,snd_pcm,snd_seq_oss,snd_rawmidi,snd_seq, snd_timer,snd_seq_device
    shpchp 31560 0
    soundcore 5856 1 snd
    snd_page_alloc 7836 2 snd_hda_intel,snd_pcm
    intel_agp 26108 1
    rfkill 9328 0
    agpgart 29356 3 drm,intel_agp
    input_polldev 3132 0
    joydev 9728 0
    evdev 9120 15
    sg 25064 0
    fuse 53104 1
    root@bt:~#


    Sorry nearly forgot, I copied over the Firmware into the correct folder namely, /lib/firmware

  3. #3
    Linux Guru reed9's Avatar
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    Please post the output of
    Code:
    /usr/sbin/lspci -vnn
    and
    Code:
    dmesg
    You may want to redirect dmesg to a text file for easier handling, since it's quite long.
    Code:
    dmesg > dmesg.txt
    Post using code tags, please.
    Last edited by reed9; 08-31-2010 at 12:07 PM.

  4. #4
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    Thanks in advance Reed for taking the time, much appreciated.

    The /sbin/lspci -vnn see attached.

    The dmesg see attached. I had to zip it as it spat out an error on the file size, 34kb?
    Attached Files Attached Files

  5. #5
    Linux Guru reed9's Avatar
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    Quote Originally Posted by MrScabs View Post
    Thanks in advance Reed for taking the time, much appreciated.

    The /sbin/lspci -vnn see attached.

    The dmesg see attached. I had to zip it as it spat out an error on the file size, 34kb?
    That's because I should read over what I'm typing before hitting post. Should be /usr/sbin/lspci -vnn. Changed in the original. You may not need the full path, ie, just do lspci -vnn, but I'm not too familiar with Backtrack and some distros don't put /usr/sbin in the user accounts $PATH.

    There's not much in dmesg. Can you do
    Code:
    sudo ifconfig wlan0 up
    and then post the tail end of dmesg
    Code:
    dmesg | tail
    And what does this show?
    Code:
    sudo iwlist wlan0 scan
    Does Backtrack use sudo for root priviliges? If not log in to the shell as root before the above and ditch the sudo part.

    Code:
    su -
    ifconfig wlan0 up
    dmesg | tail
    iwlist wlan0 scan

  6. #6
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    It appears we have a signal! Great!
    I'm not versed with the commands yet (reference would be useful)
    but I can see my Router however I need tackle that next.
    Thats if what I see here (marked) Fearless - that is mine!


    Code:
    root@bt:~# dmesg | tail
    pci 0000:00:02.0: setting latency timer to 64
    pci 0000:00:02.0: irq 30 for MSI/MSI-X
    acpi device:0d: registered as cooling_device2
    input: Video Bus as /class/input/input10
    ACPI: Video Device [GFX0] (multi-head: yes  rom: no  post: no)
    [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0
    set status page addr 0x07fff000
    uvcvideo: Failed to query (1) UVC control 9 (unit 5) : -32 (exp. 2).
    rtl819xSE 0000:14:00.0: firmware: requesting RTL8192SE/rtl8192sfw.bin
    rtl8192_SetWirelessMode(), wireless_mode:10, bEnableHT = 1

    Code:
    root@bt:~# sudo iwlist wlan0 scan
    wlan0     Scan completed :
              Cell 01 - Address: 00:24:17:35:74:83
                        ESSID:"Fearless"  <--------------------------------my router
                        Protocol:IEEE802.11bg
                        Mode:Master
                        Channel:7
                        Encryption key:on
                        Bit Rates:54 Mb/s
                        Extra: Rates (Mb/s): 1 2 5.5 6 9 11 12 18 24 36 48 54
                        Quality=100/100  Signal level=-57 dBm  Noise level=-120 dBm
                        IE: WPA Version 1
                            Group Cipher : TKIP
                            Pairwise Ciphers (2) : CCMP TKIP
                            Authentication Suites (1) : PSK
                        IE: IEEE 802.11i/WPA2 Version 1
                            Group Cipher : TKIP
                            Pairwise Ciphers (2) : CCMP TKIP
                            Authentication Suites (1) : PSK
                        Extra: Last beacon: 74ms ago
              Cell 02 - Address: 00:21:63:68:06:D0
                        ESSID:"WIRELESS729"
                        Protocol:IEEE802.11bg
                        Mode:Master
                        Channel:9
                        Encryption key:on
                        Bit Rates:54 Mb/s
                        Extra: Rates (Mb/s): 1 2 5.5 6 9 11 12 18 24 36 48 54
                        Quality=47/100  Signal level=-54 dBm  Noise level=-93 dBm
                        Extra: Last beacon: 80ms ago
              Cell 03 - Address: 00:22:69:9E:2B:5C
                        ESSID:"BTHomeHub2-GQ7Q"
                        Protocol:IEEE802.11bg
                        Mode:Master
                        Channel:11
                        Encryption key:on
                        Bit Rates:54 Mb/s
                        Extra: Rates (Mb/s): 1 2 5.5 6 9 11 12 18 24 36 48 54
                        Quality=66/100  Signal level=-63 dBm  Noise level=-103 dBm
                        Extra: Last beacon: 3ms ago
              Cell 04 - Address: 00:1F:33:7F:F2:F0
                        ESSID:"soul6345"
                        Protocol:IEEE802.11bg
                        Mode:Master
                        Channel:11
                        Encryption key:on
                        Bit Rates:54 Mb/s
                        Extra: Rates (Mb/s): 1 2 5.5 6 9 11 12 18 22 24 36 48 54
                        Quality=47/100  Signal level=-61 dBm  Noise level=-93 dBm
                        IE: WPA Version 1
                            Group Cipher : TKIP
                            Pairwise Ciphers (1) : TKIP
                            Authentication Suites (1) : PSK
                        Extra: Last beacon: 43ms ago
    Code:
    root@bt:~# su -
    root@bt:~# ifconfig wlan0 up
    root@bt:~# dmesg | tail
    =====>rtl8192_set_chan()====ch:9
    =====>rtl8192_set_chan()====ch:10
    =====>rtl8192_set_chan()====ch:11
    =====>rtl8192_set_chan()====ch:12
    =====>rtl8192_set_chan()====ch:13
    device wlan0 entered promiscuous mode
    NET: Registered protocol family 10
    lo: Disabled Privacy Extensions
    ADDRCONF(NETDEV_UP): wlan0: link is not ready
    device wlan0 left promiscuous mode
    root@bt:~# iwlist wlan0 scan

  7. #7
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    Can I just say I am relatively new to Linux, I have to say the challenge for some of the more simple "normal applications etc etc" can sometimes be a bit off putting, but it does give one the opportunity to use one's grey matter. I recently stumbled at the 1st hurdle in setting up a usb wifi key and was helped along the way and eventually a "penny dropped " and I got it working.. I have since however had a couple of problems and so of the characterisitics were very similar. I shut down my system in a "hurry" and on both occasions I was actually using aprogram called "VUSE" and for what ever reason the next time I came to " fireup " my system I could not reconnect to the net at all. I was repeatedly getting bad password message carefully re-entering the password. I read through absolutely remes of "so called Fixes" and acres of terminal data to enter to fix the problem most of which incidently didnt make any difference. I had copied down all the Router info by hand after having experienced the proble the 1st time. The usual late night till 3 am followed with various efforts and reading about bugs etc. I could at any time through out connect by wire and ethernet, and also had other computers on the "other" operating system. Finally in despseration I accessed my router and began checking My previously written down information. Now as much as I hate to admit it and hopefully Im not insulting anyones intelligence it really was a simple case of an error on the pasword key by one letter. So in conclusion I would just like to stress that sometimes as good as we think we are a little old fashioned just check everything goes a long way rather than jumping all over the net and trying "half baked solutions and patches" This how ever does not explain why I lost it except to say that VUSE was in the frame on both occasions....

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