wpa_supplicant + WPA psk + ad-hoc mode working

[Adrian Chadd]

Hi!

This is great! Would you be willing to write a wiki.freebsd.org
tutorial page on this?

If you are then please create a wiki account and let me know what it
is. I'll then add you to the contributors group.

Thanks!



Adrian

On 10 May 2012 06:49, Johann Hugo <jhugo at meraka.csir.co.za> wrote:
> Hi
>
> Just managed to configure AES-CCM encryption between three wifi devices in
> adhoc mode and every thing seems to work fine.
>
> I also found out that "ap_scan" must be set to "2" before it works.
>
> Looks like the man page needs a small update:
>     ap_scan
>             Access point scanning and selection control; one of 0, 1
>             (default), or 2.  Only setting 1 should be used with the wlan(4)
>             module; the other settings are for use on other operating sys‐
>             tems.
>
>    mode    IEEE 802.11 operation mode; either 0 (infrastructure, default) or
>             1 (IBSS).  Note that IBSS (adhoc) mode can only be used with
>             key_mgmt set to NONE (plaintext and static WEP), or key_mgmt set
>             to WPA-NONE (fixed group key TKIP/CCMP).  In addition, ap_scan
>             has to be set to 2 for IBSS.  WPA-NONE requires proto set to WPA,
>             key_mgmt set to WPA-NONE, pairwise set to NONE, group set to
>             either CCMP or TKIP (but not both), and psk must also be set.
>
> ----------------------------
> Here is my configs:
> ----------------------------
> mesh-2aee:~ # more /etc/rc.conf
>
> wlans_ath0="wlan0"
> create_args_wlan0="wlanmode adhoc country ZA"
> ifconfig_wlan0="WPA channel 13 ssid mesh bssid 66:98:40:46:b7:0a"
>
>
> mesh-2aee:~ # more /etc/wpa_supplicant.conf
>
> ap_scan=2
>
> network={
>  ssid="mesh"
>  mode=1
>  key_mgmt=WPA-NONE
>  proto=WPA
>  pairwise=NONE
>  group=CCMP
>  psk="testsecret"
> }
>
> mesh-2aee:~ # ifconfig wlan0
> wlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
>        ether 00:80:48:4f:2a:ee
>        inet6 fe80::280:48ff:fe4f:2aee%wlan0 prefixlen 64 scopeid 0x7
>        inet6 fd9c:6829:597c:20:280:48ff:fe4f:2aee prefixlen 64
>        inet6 fd9c:6829:597c:20:: prefixlen 64 anycast
>        nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
>        media: IEEE 802.11 Wireless Ethernet autoselect mode 11g <adhoc>
>        status: running
>        ssid mesh channel 13 (2472 MHz 11g) bssid 66:98:40:46:b7:0a
>        regdomain NONE country ZA ecm authmode WPA privacy ON deftxkey 1
>        AES-CCM 1:128-bit txpower 30 scanvalid 450 protmode CTS wme burst
>        roaming MANUAL
>
> mesh-2aee:~ # ifconfig wlan0 list sta
> ADDR               AID CHAN RATE RSSI IDLE  TXSEQ  RXSEQ CAPS FLAG
> 00:80:48:4f:2a:ee    0   13   0M  4.0  105  47746   2496 IP   A
> 00:21:a4:32:06:53    0   13  24M 22.5    0   1793  22160 IPS  AQE     WPA WME
> 00:21:a4:32:06:39    0   13  24M 25.5    0  24479   8848 IPS  AQE     WPA WME
>
> Johann
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