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ade05fr
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Joined: 18 Sep 2006
Posts: 281
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 Posted: Sat Mar 26, 2011 2:06 pm Post subject: [awuso36h alfa - RTL8187] Unable to change channel |
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hello
i have 2 wifi cards :
- 1 integrated PCI card that's always working when i start my laptop
- 1 external USB wifi card awuso36h alfa with rtl8187 module.
i want to change some settings to my awuso36h but it never happens
what i have done
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localhost aircrack-log # iwconfig
localhost aircrack-log # /etc/init.d/net.wlan2 stop
* Bringing down interface wlan2
* Stopping dhcpcd on wlan2 ... [ ok ]
* Stopping wpa_cli on wlan2 ... [ ok ]
* Stopping wpa_supplicant on wlan2 ... [ ok ]
localhost aircrack-log # ifconfig wlan2 down && iwconfig wlan2 mode Monitor channel 10 && ifconfig wlan2 up
localhost aircrack-log # iwconfig
lo no wireless extensions.
wlan0 IEEE 802.11abg ESSID:"xxxxxx"
Mode:Managed Frequency:2.412 GHz Access Point: xx:xx:xx:xx:xx:xx
Bit Rate=54 Mb/s Tx-Power=15 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Encryption key:off
Power Management:off
Link Quality=58/70 Signal level=-52 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:1978 Missed beacon:0
wlan2 IEEE 802.11bg Mode:Monitor Frequency:2.412 GHz Tx-Power=20 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Power Management:off
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another thing thats weird
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localhost wpa_supplicant # iwconfig wlan2 mode managed
localhost wpa_supplicant # iwlist wlan2 freq
wlan2 14 channels in total; available frequencies :
Channel 01 : 2.412 GHz
Channel 02 : 2.417 GHz
Channel 03 : 2.422 GHz
Channel 04 : 2.427 GHz
Channel 05 : 2.432 GHz
Channel 06 : 2.437 GHz
Channel 07 : 2.442 GHz
Channel 08 : 2.447 GHz
Channel 09 : 2.452 GHz
Channel 10 : 2.457 GHz
Channel 11 : 2.462 GHz
Channel 12 : 2.467 GHz
Channel 13 : 2.472 GHz
Channel 14 : 2.484 GHz
Current Frequency:2.457 GHz (Channel 10)
localhost wpa_supplicant # iwconfig wlan2 mode monitor
localhost wpa_supplicant # iwlist wlan2 freq
wlan2 14 channels in total; available frequencies :
Channel 01 : 2.412 GHz
Channel 02 : 2.417 GHz
Channel 03 : 2.422 GHz
Channel 04 : 2.427 GHz
Channel 05 : 2.432 GHz
Channel 06 : 2.437 GHz
Channel 07 : 2.442 GHz
Channel 08 : 2.447 GHz
Channel 09 : 2.452 GHz
Channel 10 : 2.457 GHz
Channel 11 : 2.462 GHz
Channel 12 : 2.467 GHz
Channel 13 : 2.472 GHz
Channel 14 : 2.484 GHz
Current Frequency:2.412 GHz (Channel 1)
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can u help me please ?
PS : i have noticed that in mode "managed" when i do iwconfig
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iwconfig wlan2
wlan2 IEEE 802.11bg ESSID:off/any
Mode:Managed Frequency:2.457 GHz Access Point: Not-Associated
Tx-Power=20 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Encryption key:off
Power Management:off
localhost aircrack-log # iwconfig wlan2 mode Monitor
localhost aircrack-log # iwconfig wlan2
wlan2 IEEE 802.11bg Mode:Monitor Frequency:2.412 GHz Tx-Power=20 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Power Management:off
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thanks
Ade05fr
_________________
[LAPTOP]
DELL Inspiron 5110
i5-2450M CPU @ 2.50GHz
[LINUX-GENTOO]
Gentoo 2018-0
kernel 5.0.6
gnome 3.30 |
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PM17E5
Apprentice
Joined: 10 Feb 2009
Posts: 241
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| Posted: Mon Dec 05, 2011 1:13 am Post subject: |
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I'm not entirely sure if this is related but I once had a similar issue with changing the channel in monitor mode with the same rtl8187 ath9k driver, and I did this patch to overcome the issue. Have a look towards the end of the thread:
https://forums.gentoo.org/viewtopic-t-843584-highlight-.html |
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