Date: Sun, 06 Sep 2009 22:40:21 +0300 From: Borodin Oleg <ziggi@yandex.ru> To: freebsd-current@freebsd.org Subject: wpa_supplicant not found AP without SSID in beacon packet Message-ID: <4AA41025.5080908@yandex.ru>
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Hi!
wpa_supplicant "not found" AP without SSID in beacon packets. With same
device and configuration, but FreeBSD7.2 - work without problems.
uname:
FreeBSD flashbsd.home 8.0-BETA3 FreeBSD 8.0-BETA3 #4 r196775: Thu Sep 3
13:12:37 EEST 2009
ziggi@eee.home:/usr/obj/usr/src/sys/EEE04 i386
wireless device:
ath0: <Atheros 5424/2424> mem 0xfbef0000-0xfbefffff irq 18 at device 0.0
on pci1
ath0@pci0:1:0:0: class=0x020000 card=0x10261a3b chip=0x001c168c
rev=0x01 hdr=0x00
vendor = 'Atheros Communications Inc.'
device = 'AR5006 family 802.11abg Wireless NIC'
class = network
subclass = ethernet
Access point - Cisco 877w, IOS 12.4T8
----------- Variant 1. SSID not send in beacon packets from Cisco access
point -
Cisco conf fragment :
!
dot11 mbssid
!
dot11 ssid WNET1
vlan 1
authentication open.
authentication key-management wpa
wpa-psk ascii 7 10682F4857474B2D2A
!
dot11 ssid WNET2
vlan 2
authentication open.
authentication key-management wpa
wpa-psk ascii 7 15342D5D567A72020E
!
dot11 ssid WNET3
vlan 3
authentication open.
authentication key-management wpa
wpa-psk ascii 7 0220220A595656076A
!
Result FreeBSD8Beta3 wpa_suplicant & wlandebug:
Starting AP scan (broadcast SSID)
wlan0: ieee80211_ioctl_scanreq: flags 0x52 duration 0x7fffffff mindwell
0 maxdwe
ll 0 nssid 0
wlan0: ieee80211_check_scan: active scan, append, nojoin, once
wlan0: sta_pick_bss: no scan candidate
wlan0: start_scan_locked: active scan, duration 2147483647 mindwell 0
maxdwell 0
, desired mode auto, append, nojoin, once
wlan0: scan set 1g, 6g, 11g, 7g, 13g, 2g, 3g, 4g, 5g, 8g, 9g, 10g, 12g,
14b dwel
l min 20ms max 200ms
wlan0: scan_task: chan 3g -> 1g [active, dwell min 20ms max 200ms]
wlan0: send probe req on channel 1 bssid ff:ff:ff:ff:ff:ff ssid ""
wlan0: received beacon from 00:23:5e:75:f7:c0 rssi 45
wlan0: [00:23:5e:75:f7:c0] discard unhandled information element, id
133, len 30 <-------- ????
wlan0: [00:23:5e:75:f7:c0] discard beacon frame, for off-channel 3
wlan0: received beacon from 00:23:5e:75:f7:c2 rssi 44
wlan0: [00:23:5e:75:f7:c2] discard unhandled information element, id
133, len 30
wlan0: [00:23:5e:75:f7:c0] discard beacon frame, for off-channel 3
wlan0: received beacon from 00:23:5e:75:f7:c2 rssi 46
wlan0: [00:23:5e:75:f7:c2] discard unhandled information element, id
133, len 30
wlan0: [00:23:5e:75:f7:c2] discard beacon frame, for off-channel 3
wlan0: scan_task: chan 1g -> 6g [active, dwell min 20ms max 200ms]
wlan0: send probe req on channel 6 bssid ff:ff:ff:ff:ff:ff ssid ""
wlan0: scan_task: chan 6g -> 11g [active, dwell min 20ms max 200ms]
wlan0: send probe req on channel 11 bssid ff:ff:ff:ff:ff:ff ssid ""
wlan0: scan_task: chan 11g -> 7g [active, dwell min 20ms max 200ms]
wlan0: send probe req on channel 7 bssid ff:ff:ff:ff:ff:ff ssid ""
wlan0: scan_task: chan 7g -> 13g [passive, dwell min 20ms max 200ms]
EAPOL: disable timer tick
wlan0: scan_task: chan 13g -> 2g [active, dwell min 20ms max 200ms]
wlan0: send probe req on channel 2 bssid ff:ff:ff:ff:ff:ff ssid ""
wlan0: received beacon from 00:23:5e:75:f7:c1 rssi 56
wlan0: [00:23:5e:75:f7:c1] discard unhandled information element, id
133, len 30
...
[00:23:5e:75:f7:c1] new beacon on chan 3 (bss chan 3) 0x00 rssi 55
[00:23:5e:75:f7:c1] caps 0x431 bintval 100 erp 0x100
wlan0: received beacon from 00:23:5e:75:f7:c2 rssi 53
wlan0: [00:23:5e:75:f7:c2] discard unhandled information element, id
133, len 30
[00:23:5e:75:f7:c2] new beacon on chan 3 (bss chan 3) 0x00 rssi 53
[00:23:5e:75:f7:c2] caps 0x431 bintval 100 erp 0x100
wlan0: scan_task: chan 3g -> 4g [active, dwell min 20ms max 200ms]
wlan0: send probe req on channel 4 bssid ff:ff:ff:ff:ff:ff ssid ""
wlan0: received beacon from 00:23:5e:75:f7:c2 rssi 52
wlan0: [00:23:5e:75:f7:c2] discard unhandled information element, id
133, len 30
...
Scan results: 3
CTRL-EVENT-SCAN-RESULTS
Selecting BSS from priority group 0
Try to find WPA-enabled AP
0: 00:23:5e:75:f7:c1 ssid='' wpa_ie_len=24 rsn_ie_len=0 caps=0x31
skip - SSID mismatch
1: 00:23:5e:75:f7:c2 ssid='' wpa_ie_len=24 rsn_ie_len=0 caps=0x31
skip - SSID mismatch
2: 00:23:5e:75:f7:c0 ssid='' wpa_ie_len=24 rsn_ie_len=0 caps=0x31
skip - SSID mismatch
Try to find non-WPA AP
0: 00:23:5e:75:f7:c1 ssid='' wpa_ie_len=24 rsn_ie_len=0 caps=0x31
skip - SSID mismatch
1: 00:23:5e:75:f7:c2 ssid='' wpa_ie_len=24 rsn_ie_len=0 caps=0x31
skip - SSID mismatch
2: 00:23:5e:75:f7:c0 ssid='' wpa_ie_len=24 rsn_ie_len=0 caps=0x31
skip - SSID mismatch
No suitable AP found. <---------------------
Setting scan request: 5 sec 0 usec
---------------- 2 On _any_ SSID in beacon packet:
dot11 ssid WNET1
vlan 1
authentication open
authentication key-management wpa
mbssid guest-mode <--------------------------- On SSID sending
wpa-psk ascii 7 10682F4857474B2D2A
!
dot11 ssid WNET2
vlan 2
authentication open
authentication key-management wpa
wpa-psk ascii 7 15342D5D567A72020E
!
dot11 ssid WNET3
vlan 3
authentication open
authentication key-management wpa
wpa-psk ascii 7 0220220A595656076A
!
Result wpa_supplicant:
Received 0 bytes of scan results (3 BSSes)
Scan results: 3
CTRL-EVENT-SCAN-RESULTS
Selecting BSS from priority group 0
Try to find WPA-enabled AP
0: 00:23:5e:75:f7:c1 ssid='' wpa_ie_len=24 rsn_ie_len=0 caps=0x31
skip - SSID mismatch
1: 00:23:5e:75:f7:c2 ssid='' wpa_ie_len=24 rsn_ie_len=0 caps=0x31
skip - SSID mismatch
2: 00:23:5e:75:f7:c0 ssid='WNET1' wpa_ie_len=24 rsn_ie_len=0 caps=0x31
selected based on WPA IE
selected WPA AP 00:23:5e:75:f7:c0 ssid='WNET1'
<----------------------------------------
Trying to associate with 00:23:5e:75:f7:c0 (SSID='WNET1' freq=2422 MHz)
Cancelling scan request
/etc/wpa_upplicant.conf:
# $Id$
ctrl_interface=/var/run/wpa_supplicant
ctrl_interface_group=wheel
#eapol_version=1
#ap_scan=1
fast_reauth=1
network={
ssid="WNET1"
# scan_ssid=1
proto=RSN WPA
key_mgmt=WPA-PSK
pairwise=CCMP TKIP
group=CCMP TKIP
psk=8c23bb58a1a94b3b56b90d8f7422a29b18f495b517f33fc6728ff2a3ad4aae1f
}
#EOF
--
Best regards,
Borodin Oleg
Kaliningrad,Russia
ziggi@inbox.ru
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