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DerekTan
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Joined: 24 Nov 2007
Posts: 29

PostPosted: Sat Apr 12, 2008 10:02 am    Post subject: fail to set wireless mode Reply with quote

Hi all, I can't get my wireless card to work. Here is the output:

lspci | grep 3945
Quote:
03:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG Network Connection (rev 02)


lsmod | grep 3945
Quote:

iwl3945 165992 0
mac80211 112460 1 iwl3945


iwconfig wlan0
Quote:
wlan0 IEEE 802.11g ESSID:""
Mode:Managed Frequency:2.412 GHz Access Point: Not-Associated
Tx-Power=off
Retry min limit:7 RTS thr:off 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


iwlist wlan0 scanning
Quote:

Last login: Sat Apr 12 12:11:52 CST 2008 from localhost on pts/1
wlan0 Scan completed :
Cell 01 - Address: 00:19:5B:E5:A0:AA
ESSID:"dlink"
Mode:Master
Channel:6
Frequency:2.437 GHz (Channel 6)
Quality=87/100 Signal level=-46 dBm Noise level=-127 dBm
Encryption key:on
Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
9 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s; 36 Mb/s
48 Mb/s; 54 Mb/s
Extra:tsf=00000049c3715edc


I don't know how to configure /etc/conf.d/net and /etc/wpa_supplicant/wpa_supplicant files. So I try to set the parameters by "iwconfig".
when setting mode to "Master", the error log is:
iwconfig wlan0 mode Master
Quote:

Last login: Sat Apr 12 17:24:13 CST 2008 from localhost on pts/3
Error for wireless request "Set Mode" (8B06) :
SET failed on device wlan0 ; Invalid argument.

it seems that other parameters are right, now the "iwconfig wlan0" output is:
Quote:

wlan0 IEEE 802.11g ESSID:"dlink"
Mode:Managed Frequency:2.437 GHz Access Point: Not-Associated
Tx-Power=off
Retry min limit:7 RTS thr:off Fragment thr=2346 B
Encryption key:1111-1111-11
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


I find some related data and configure the /etc/conf.d/net as following:
Quote:
modules=("wpa_supplicant")
modules_wlan0=( "dhcpcd" "iwconfig" )
config_wlan0=( "dhcp" )
dhcpcd_wlan0="-t 5 -A" #timeout after 5 seconds
essid_wlan0="dlink"

pre-up(){
ifconfig wlan0 up
}


and /etc/wpa_supplicant/wpa_supplicant:
Quote:

ctrl_interface=/var/run/wpa_supplicant
ctrl_interface_group=wheel
update_config=0
fast_reauth=1

network={
ssid="dlink"
key_mgmt=NONE
wep_key0=1111111111
wep_tx_keyidx=0
group=CCMP TKIP WEP104 WEP40
priority=5
}


My questions are:
how to set the wireless mode to "Master"?
how to configure the /etc/conf.d/net and /etc/wpa_supplicant/wpa_supplicant files?

Thanks in advance.
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meal
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Joined: 20 Nov 2006
Posts: 65
Location: Silesia / Poland

PostPosted: Sat Apr 12, 2008 12:41 pm    Post subject: Reply with quote

To change mode, interface must be down. Co if iwlist scan works, you need put your wlan0 device down.

ifconfig wlan0 down

iwconfig wlan0 mode Master

ifconfig wlan0 up

Should works ;)
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DerekTan
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Joined: 24 Nov 2007
Posts: 29

PostPosted: Mon Apr 14, 2008 1:26 am    Post subject: Reply with quote

meal wrote:
To change mode, interface must be down. Co if iwlist scan works, you need put your wlan0 device down.

ifconfig wlan0 down

iwconfig wlan0 mode Master

ifconfig wlan0 up

Should works ;)


I have turned wlan0 down before setting parameters, and the other parameters were all done except "mode".
Thank you all the same.
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