[HostAPD issue] - how to create multiple SSIDs

Jonathan Bither jonbither at gmail.com
Wed Jun 26 11:09:52 EDT 2013



On 06/26/2013 10:31 AM, Douglas Diniz wrote:
> Hi, when I run "iw phy0 info", there is this line:
>
> max # scan SSIDs: 4
>
>
> Is Hostapd using this number as a limit of SSIDs to use?
>
> Yu Li, try to find this line and post it here.
It's listed under interface combinations.
Example of mine with ath9k:

valid interface combinations:
	* #{ managed, WDS, P2P-client } <= 2048,
           #{ AP, mesh point, P2P-GO } <= 8,
	  total <= 2048, #channels <= 1, STA/AP BI must match
>
>
>
>
> On Wed, Jun 26, 2013 at 10:57 AM, Yu Li <yli025 at fiu.edu
> <mailto:yli025 at fiu.edu>> wrote:
>
>     Thank your both  for your replies.
>     FYI, I have set the MAC address ended with "0", here is how the
>     error shows:
>
>     ~/Desktop$ sudo hostapd ./test1.conf
>     Configuration file: ./test1.conf
>     Using interface wlan0 with hwaddr 02:23:15:0b:24:40 and ssid
>     'Discover_Net'
>
>     Could not set interface wlan0_0 flags: Device or resource busy
>     Failed to add BSS (BSSID=02:23:15:0b:24:41)
>     wlan0: Unable to setup interface.
>     Failed to remove BSS interface wlan0_0
>
>     --------
>
>     And here is my test1.conf:
>
>     interface=wlan0
>     bssid=02:23:15:0b:24:40
>     driver=nl80211
>     ssid=Discover_Net
>     channel=6
>     wpa=1
>     wpa_passphrase=12345678
>     wpa_key_mgmt=WPA-PSK
>     rsn_pairwise=CCMP
>
>     bss=wlan0_0
>     ssid=DN_0
>
>     ====
>
>     I don't if I should calculate the MAC and how to do that if so. My
>     original MAC on wlan0 is xx:23:15:0b:24:4x, according to the
>     tutorial, I just set it to 02:23:15:0b:24:40
>
>
>     On Tue, Jun 25, 2013 at 10:28 PM, Douglas Diniz <dgdiniz at gmail.com
>     <mailto:dgdiniz at gmail.com>> wrote:
>
>         Hi, the first instruction in this post is to change the MAC,
>         setting the last digit to 0, but your log reports a MAC ended
>         with a "4F"!
>
>         By the way, is there a limit in the number of SSIDs? Because I
>         can only create 4 SSIDs by card. I tried two different cards
>         (Ubiquiti XR2 and SR71A) and I can only create 4 SSIDs in each
>         of these cards using hostapd 2.0.
>
>
>
>
>         On Tue, Jun 25, 2013 at 7:44 PM, Yu Li <yli025 at fiu.edu
>         <mailto:yli025 at fiu.edu>> wrote:
>
>             Hello All,
>
>             I have been following this post to create multi-SSID:
>             http://wiki.stocksy.co.uk/wiki/Multiple_SSIDs_with_hostapd
>
>             But in the end when I try to start hostapd daemon, I got the
>             error message similar to this one:
>             Could not set interface wlan0_0 flags: Device or resource busy
>             Failed to add BSS (BSSID=02:22:6b:a6:bb:4f)
>
>             I am not sure if this is a bug or I configured it wrong.
>             I've tried with hostapd v0.7.3 and v1.1 both with this same
>             issue.
>             Other information - OS: Ubuntu 12.04, wireless driver: iwlwifi.
>
>             thanks in advance,
>             --
>             Lawrence
>
>
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>
>
>
>
>         --
>         -------------------------------------------------------------------
>         Douglas Gameiro Diniz
>         Engenheiro de Computação - 2003 - UNICAMP
>
>         Mobile: (19) 92158777
>         Gtalk: dgdiniz
>         Msn: thedougdiniz at hotmail.com <mailto:thedougdiniz at hotmail.com>
>
>
>
>
>     --
>     Yu Li
>
>
>
>
> --
> -------------------------------------------------------------------
> Douglas Gameiro Diniz
> Engenheiro de Computação - 2003 - UNICAMP
>
> Mobile: (19) 92158777
> Gtalk: dgdiniz
> Msn: thedougdiniz at hotmail.com <mailto:thedougdiniz at hotmail.com>
>
>
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