> From owner-freebsd-questi...@freebsd.org Wed Dec 8 16:31:12 2010
> Date: Wed, 08 Dec 2010 23:01:30 +0000
> From: Michael <mlmichae...@gmail.com>
> To: freebsd-questions@freebsd.org
> Subject: dhclient doesn't work over wireless
>
> Hello,
>
> My FreeBSD laptop is unable to get IP address over DHCP but the same
> network works fine on Windows, Ubuntu and Android so I believe the
> problem lies in my FreeBSD configuration and not on the router/access
> point. Problem occurs only for wireless interface.
>
> FreeBSD 8.1 amd64 with Atheros interface. Wireless networking was
> working fine on that system (the same config files) until I had to
> replace my wireless router.
you replaced the "wireless router". Presumably this is also the wireless
'Access point', to which the laptop connects.
What are the chances that it doesn't support WPA, but *ONLY* supports WPA2?
May need to tweak the ifconfig params, and/or the supplicant 'key_mgmt' type.
>
> My rc.conf file:
> wlans_ath0="wlan0"
> ifconfig_wlan0="WPA SYNCDHCP"
>
> I'm using standard dhclient.conf file.
>
> My wpa_supplicant.conf file:
> network={
> ssid="wifi"
> scan_ssid=1
> bssid=XX:XX:XX:XX:XX:XX
> priority=9
> mode=0
> proto=RSN
> key_mgmt=WPA-PSK
> auth_alg=OPEN
> pairwise=CCMP
> group=CCMP
> psk="xxxxx"
> }
>
> Now after reboot I'm geting wlan0 connection (status associated):
> wlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
> ether xx:xx:xx:xx:xx:xx
> inet 0.0.0.0 netmask 0xff000000 broadcast 255.255.255.255
> media: IEEE 802.11 Wireless Ethernet DS/11Mbps mode 11g
> status: associated
> ssid wifi channel 9 (2452 MHz 11g) bssid d8:5d:4c:ea:cb:ee
> regdomain 103 indoor ecm authmode WPA2/802.11i privacy ON
> deftxkey UNDEF AES-CCM 2:128-bit txpower 20 bmiss 7 scanvalid 450
> bgscan bgscanintvl 300 bgscanidle 250 roam:rssi 7 roam:rate 5
> protmode CTS wme burst roaming MANUAL
>
> But for some reason it doesn't get the IP address!
> And whrn I manually try to: dhclient wlan0
> DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 7
> DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 11
> DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 16
> DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 21
> DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 5
> No DHCPOFFERS received.
> No working leases in persistent database - sleeping.
>
> Again, other systems doesn't seem to have any trouble with getting IP
> from this DHCP server and wired interface (em0) works fine too.
>
> Any ideas please?
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