Re: wireles /wpa_supplicant - where to start?
El Jueves, 25 de Octubre de 2007, Tyler Smith escribió:
> Hi,
>
> I'm trying to set myself up on my University's wireless network. I can
> successfully connect to my home wireless using:
>
> iwconfig ath0 key 676bd87bc0dd5315f1cd8de794
> dhclient ath0
>
> and to unencrypted public access points using:
>
> ifconfig ath0 down
> iwconfig ath0 key off
> ifconfig ath0 up
> iwconfig ath0 ap any
> dhclient ath0
>
> However, my University uses WPA, TKIP, PEAP and EAP-MSCHAP v2. I was
> advised to try network manager, but I couldn't get either
> network-manager-gnome or kdenetwork-manager to work on my laptop
> running fluxbox. network-manager-gnome reported that network manager
> wasn't running even when it was, and kdenetwork-manager reported that
> it could not find any network devices.
>
> I couldn't figure this out, so I removed network manager et al and
> installed wpa_supplicant. I read the man page, and wrote the following
> wpa_supplicant.conf script:
>
> ctrl_interface=/var/run/wpa_supplicant
> ctrl_interface_group=tyler
>
> network={
> ssid="SMU_PUBLIC"
> key_mgmt=WPA-EAP IEEE8021X NONE
> pairwise=TKIP
> eap=MSCHAPV2 PEAP
> identity="my-university-user-name"
> password="my-university-password"
> }
>
> I've attached the error message for this below. At this point I have
> no idea what to do. I don't know if the problem is the
> wpa_supplicant.conf, my wireless driver (madwifi), something needed in
> interfaces? If anyone can point me in the right direction that would
> be great.
>
> Thanks,
>
> Tyler
>
> root:tyler# wpa_supplicant -iath0 -c/etc/wpa_supplicant.conf -d
> Initializing interface 'ath0' conf '/etc/wpa_supplicant.conf' driver
> 'default' ctrl_interface 'N/A' bridge 'N/A' Configuration file
> '/etc/wpa_supplicant.conf' -> '/etc/wpa_supplicant.conf' Reading
> configuration file '/etc/wpa_supplicant.conf'
> ctrl_interface='/var/run/wpa_supplicant'
> ctrl_interface_group='tyler' (DEPRECATED)
> Line 11: removed CCMP from group cipher list since it was not allowed for
> pairwise cipher Priority group 0
> id=0 ssid='SMU_PUBLIC'
> Initializing interface (2) 'ath0'
> EAPOL: SUPP_PAE entering state DISCONNECTED
> EAPOL: KEY_RX entering state NO_KEY_RECEIVE
> EAPOL: SUPP_BE entering state INITIALIZE
> EAP: EAP entering state DISABLED
> EAPOL: External notification - portEnabled=0
> EAPOL: External notification - portValid=0
> Interface ath0 set UP - waiting a second for the driver to complete
> initialization SIOCGIWRANGE: WE(compiled)=20 WE(source)=13 enc_capa=0xf
> capabilities: key_mgmt 0xf enc 0xf
> WEXT: Operstate: linkmode=1, operstate=5
> Own MAC address: 00:16:cf:1d:c9:e4
> wpa_driver_wext_set_wpa
> wpa_driver_wext_set_key: alg=0 key_idx=0 set_tx=0 seq_len=0 key_len=0
> wpa_driver_wext_set_key: alg=0 key_idx=1 set_tx=0 seq_len=0 key_len=0
> wpa_driver_wext_set_key: alg=0 key_idx=2 set_tx=0 seq_len=0 key_len=0
> wpa_driver_wext_set_key: alg=0 key_idx=3 set_tx=0 seq_len=0 key_len=0
> wpa_driver_wext_set_countermeasures
> wpa_driver_wext_set_drop_unencrypted
> RSN: flushing PMKID list in the driver
> Setting scan request: 0 sec 100000 usec
> ctrl_interface_group=1000 (from group name 'tyler')
> Added interface ath0
> Ignore event for foreign ifindex 6
> RTM_NEWLINK: operstate=0 ifi_flags=0x11043 ([UP][RUNNING][LOWER_UP])
> RTM_NEWLINK, IFLA_IFNAME: Interface 'ath0' added
> RTM_NEWLINK: operstate=0 ifi_flags=0x11043 ([UP][RUNNING][LOWER_UP])
> RTM_NEWLINK, IFLA_IFNAME: Interface 'ath0' added
> RTM_NEWLINK: operstate=0 ifi_flags=0x11043 ([UP][RUNNING][LOWER_UP])
> Wireless event: cmd=0x8b06 len=8
> RTM_NEWLINK: operstate=0 ifi_flags=0x11003 ([UP][LOWER_UP])
> RTM_NEWLINK, IFLA_IFNAME: Interface 'ath0' added
> State: DISCONNECTED -> SCANNING
> Starting AP scan (broadcast SSID)
> Trying to get current scan results first without requesting a new scan to
> speed up initial association Received 760 bytes of scan results (3 BSSes)
> Scan results: 3
> Selecting BSS from priority group 0
> Try to find WPA-enabled AP
> 0: 00:16:c7:dc:00:e1 ssid='' wpa_ie_len=26 rsn_ie_len=0 caps=0x11
> skip - SSID mismatch
> 1: 00:16:c7:db:e8:e0 ssid='' wpa_ie_len=0 rsn_ie_len=0 caps=0x1
> skip - no WPA/RSN IE
> 2: 00:16:c7:dc:00:a0 ssid='' wpa_ie_len=0 rsn_ie_len=0 caps=0x1
> skip - no WPA/RSN IE
> Try to find non-WPA AP
> 0: 00:16:c7:dc:00:e1 ssid='' wpa_ie_len=26 rsn_ie_len=0 caps=0x11
> skip - SSID mismatch
> 1: 00:16:c7:db:e8:e0 ssid='' wpa_ie_len=0 rsn_ie_len=0 caps=0x1
> skip - SSID mismatch
> 2: 00:16:c7:dc:00:a0 ssid='' wpa_ie_len=0 rsn_ie_len=0 caps=0x1
> skip - SSID mismatch
> No suitable AP found.
> Setting scan request: 0 sec 0 usec
> Starting AP scan (broadcast SSID)
> Scan timeout - try to get results
> Received 1002 bytes of scan results (4 BSSes)
> Scan results: 4
> Selecting BSS from priority group 0
> Try to find WPA-enabled AP
>
> <SNIPPED OUTPUT>
>
> C-c C-cCTRL-EVENT-TERMINATING - signal 2 received
> Removing interface ath0
> State: SCANNING -> DISCONNECTED
> wpa_driver_wext_set_operstate: operstate 0->0 (DORMANT)
> WEXT: Operstate: linkmode=-1, operstate=5
> No keys have been configured - skip key clearing
> EAPOL: External notification - portEnabled=0
> EAPOL: External notification - portValid=0
> wpa_driver_wext_set_wpa
> wpa_driver_wext_set_drop_unencrypted
> wpa_driver_wext_set_countermeasures
> No keys have been configured - skip key clearing
> Cancelling scan request
> Cancelling authentication timeout
> WEXT: Operstate: linkmode=0, operstate=6
Try if your chipset works with iwpriv, in my case, I have this config:
iface eth2 inet dhcp
pre-up iwconfig eth2 mode managed
pre-up iwconfig eth2 essid "MYESSID"
pre-up iwpriv eth2 set AuthMode=WPAPSK
pre-up iwpriv eth2 set EncrypType=TKIP
pre-up iwpriv eth2 set WPAPSK=(wpa key CODIFIED)
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