Disconnect after connect using WPS

Wed Mar 5 05:06:13 EST 2014

WPS spec mandates to break WPS association after successful/unsuccessful
exchange.
Client is supposed to connect on its own using new configuration. This is
entirely out of scope of hostapd.

-Avinash.

On Wed, Mar 5, 2014 at 2:40 PM, Pascal K <pascalkrauth at gmail.com> wrote:

> Hello Avinash,
>
> so I might did not understand the WPS process completly.
>
> What I try to do is start a AP and connect some clients (Android
> Smarphones) to it. But they connect successfully using WPS and then
> disconnect afterwards.
> Am I supposed to handle the connection on the AP side?
>
> I thought that the Key get's exchange using WPS and afterwards the
> connection will not drop.
>
> Best regards,
> Pascal
>
>
> 2014-03-05 9:46 GMT+01:00 Avinash Patil <avinashapatil at gmail.com>:
>
> Hello Paskal,
>>
>> Once WPS exchange is complete, you are supposed to initiated connection
>> from external station device manually. WPS exchange is used to generate
>> config file required for this connection. Deauthentication from mwifiex AP
>> is expected after successful WPS exchange.
>>
>> Please let me know if you see any issues.
>>
>> Thanks,
>> Avinash
>>
>>
>> On Wed, Mar 5, 2014 at 1:51 PM, Pascal K <pascalkrauth at gmail.com> wrote:
>>
>>> Hello everyone,
>>>
>>> I use a Marvell SD8787 wifi card.
>>> A AP is configured and working stable until I connect a device through
>>> WPS
>>>
>>> $hostapd_cli wps_pbc
>>>
>>> my log shows "WPS-Success" and 2seconds later my device disconnects.
>>> My config might be wrong. I use hostapd 2.0 on a 3.2 Linux Kernel with
>>> backported drivers from 3.12.2-1 for my Mwifiex based card.
>>>
>>> Any suggestions?
>>>
>>> Best regards,
>>> Pascal
>>>
>>> hostapd.conf
>>>
>>> #############################################
>>> #
>>> #       hostapd config for Access Point
>>> #       with WPS functionality
>>> #
>>> #############################################
>>>
>>> #Basic Access Point configurations
>>>
>>> interface=uap0
>>> driver=nl80211
>>> ssid=IPEhub2_0002
>>> hw_mode=g
>>> ieee80211n=1
>>> channel=3
>>> macaddr_acl=0
>>>
>>> wpa=2
>>> wpa_passphrase=123456789
>>> wpa_key_mgmt=WPA-PSK WPA-EAP
>>> wpa_pairwise=TKIP CCMP
>>>
>>> ## Wmm setting for IEEE 802.11 draft
>>> # wmm_enabled=1
>>>
>>> ## Allow both Auth. algorithms
>>> auth_algs=3
>>>
>>> ignore_broadcast_ssid=0
>>> eap_reauth_period=0
>>> eapol_version=1
>>> #wpa_group_rekey=0
>>> ctrl_interface=/var/run/hostapd
>>> ctrl_interface_group=0
>>> wpa_psk_file=/etc/hostapd.psk
>>> eap_server=1
>>>
>>> wps_state=2
>>> ap_setup_locked=1
>>> #############################################
>>>
>>>
>>> Information from log of hostapd -dd
>>>
>>> uap0: WPS-SUCCESS
>>> EAP-WSC: WPS processing completed successfully - report EAP failure
>>> EAP-WSC: MESG -> FAIL
>>> EAP: EAP entering state SELECT_ACTION
>>> EAP: getDecision: method failed -> FAILURE
>>> EAP: EAP entering state FAILURE
>>> EAP: Building EAP-Failure (id=142)
>>> uap0: CTRL-EVENT-EAP-FAILURE 18:00:2d:9b:3f:96
>>> IEEE 802.1X: 18:00:2d:9b:3f:96 BE_AUTH entering state FAIL
>>> uap0: STA 18:00:2d:9b:3f:96 IEEE 802.1X: Sending EAP Packet (identifier
>>> 142)
>>> IEEE 802.1X: 18:00:2d:9b:3f:96 AUTH_PAE entering state HELD
>>> uap0: STA 18:00:2d:9b:3f:96 IEEE 802.1X: unauthorizing port
>>> Could not set station 18:00:2d:9b:3f:96 flags for kernel driver
>>> (errno=97).
>>> uap0: STA 18:00:2d:9b:3f:96 IEEE 802.1X: authentication failed - EAP
>>> type: 0 ((null))
>>> uap0: STA 18:00:2d:9b:3f:96 IEEE 802.1X: Supplicant used different EAP
>>> type: 254 (expanded)
>>> uap0: IEEE 802.1X: Force disconnection after EAP-Failure
>>> ap_sta_disconnect: reschedule ap_handle_timer timeout for
>>> 18:00:2d:9b:3f:96 (5 seconds - AP_MAX_INACTIVITY_AFTER_DEAUTH)
>>> IEEE 802.1X: 18:00:2d:9b:3f:96 BE_AUTH entering state IDLE
>>> IEEE 802.1X: 18:00:2d:9b:3f:96 AUTH_PAE entering state INITIALIZE
>>> EAP: EAP entering state DISABLED
>>> ....
>>> uap0: Flushing old station entries
>>> uap0: Deauthenticate all stations
>>> wpa_driver_nl80211_set_key: ifindex=6 alg=0 addr=(nil) key_idx=0
>>> set_tx=0 seq_len=0 key_len=0
>>> wpa_driver_nl80211_set_key: ifindex=6 alg=0 addr=(nil) key_idx=1
>>> set_tx=0 seq_len=0 key_len=0
>>> wpa_driver_nl80211_set_key: ifindex=6 alg=0 addr=(nil) key_idx=2
>>> set_tx=0 seq_len=0 key_len=0
>>> wpa_driver_nl80211_set_key: ifindex=6 alg=0 addr=(nil) key_idx=3
>>> set_tx=0 seq_len=0 key_len=0
>>> nl80211: Skip disabling of Probe Request reporting nl_preq=0xbf680 while
>>> in AP mode
>>> netlink: Operstate: linkmode=0, operstate=6
>>> nl80211: Set mode ifindex 6 iftype 2 (STATION)
>>> nl80211: Failed to set interface 6 to mode 2: -95 (Operation not
>>> supported)
>>> nl80211: Try mode change after setting interface down
>>> nl80211: Set mode ifindex 6 iftype 2 (STATION)
>>> nl80211: Failed to set interface 6 to mode 2: -95 (Operation not
>>> supported)
>>> nl80211: Interface mode change to 2 from 3 failed
>>> nl80211: Unsubscribe mgmt frames handle 0xc0138 (deinit)
>>> ELOOP: remaining socket: sock=11 eloop_data=0xc0180 user_data=0xbf680
>>> handler=0x3b494
>>>
>>>
>>>
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>>>
>>>
>>
>
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