hostapd dual band simultaneous

Jouni Malinen j
Sun Jan 8 05:59:25 PST 2012

On Sun, Jan 08, 2012 at 06:21:57AM -0600, Craig Johnson wrote:
> I've got an AR9380 mini-pci card trying to make it work with hostapd
> as an access point in both 2.4ghz and 5ghz simultaneously.  I can see
> the bands in both 2.4 and 5ghz available, but of course I can only
> select hw_mode=g or hw_mode=a.  I know this card can do them
> simultaneously; the question is how do I configure it?

What makes you believe that the card can support two bands

> Launching
> multiple hostapd daemons (one for 2.4, one for 5ghz) only makes them
> step on each other.  Running latest hostap from git and a very recent
> compat-wireless.

_If_ the card did indeed come with two separate radios (it doesn't), you
would use two network interfaces (say, wlan0 and wlan1) and run a single
hostapd process with two configuration files (one for each netdev).

Jouni Malinen                                            PGP id EFC895FA

More information about the Hostap mailing list