On 15/11/2013 10:18, mkettn@xxxxxxxxxxxxxxxx wrote:
> Hello,
>
> I want to use wpa_supplicant to encrypt a ad-hoc network with WPA.
> Each device is also a router (using babeld).
> With encryption the support for unicast packages drops. I've used
> tshark to monitor the traffic of two devices (A and B):
>
> when A wants to ping B it broadcasts a ask for the MAC-address of B.
> B sends the MAC-address successfully but A doesn't care.
>
> I see the reply of B in tshark (running on B), but the ARP-package
> doesn't show up on tshark on A.
>
> this only happens with wpa_supplicant enabled.
>
> The wpa_supplicant.conf looks like this:
> ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
> update_config=1
>
> # use 'ap_scan=2' on all devices connected to the network
> ap_scan=2
>
> network={
> ssid="mesh-wpa"
> mode=1
> frequency=2432
> proto=WPA
> key_mgmt=WPA-NONE
WPA-NONE is not true WPA. Support for it was broken in wpasupplicant for a long time,
and the kernel does not support it anymore. Use IBSS RSN instead :
proto=RSN
key_mgmt=WPA-PSK
pairwise=CCMP
group=CCMP
> and the /etc/network/interfaces like this:
> auto lo
>
> iface lo inet loopback
> iface eth0 inet dhcp
>
> allow-hotplug wlan0
> iface wlan0 inet static
> address 192.168.13.37
> netmask 255.255.255.255
>
> # Load WPA-Supplicant for WPA in Ad-Hoc Mode
> wpa-driver wext
wext is deprecated, use nl80211 instead.
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