tree 9bad26f8c86f45eed02bc00a049b25861f948a46
parent c58b5f65b12d88e118fdea2647bdd3f86d3e3daa
author Jouni Malinen <j@w1.fi> 1441464795 +0300
committer Jouni Malinen <j@w1.fi> 1441464795 +0300

Add option to ignore Probe Request frames on 2.4 GHz from dualband STA

The new no_probe_resp_if_seen_on=<ifname> parameter can now be used to
configure hostapd to not reply to group-addressed Probe Request from a
station that was seen on another radio.

This can be used with enabled track_sta_max_num configuration on another
interface controlled by the same hostapd process to restrict Probe
Request frame handling from replying to group-addressed Probe Request
frames from a station that has been detected to be capable of operating
on another band, e.g., to try to reduce likelihood of the station
selecting a 2.4 GHz BSS when the AP operates both a 2.4 GHz and 5 GHz
BSS concurrently.

Note: Enabling this can cause connectivity issues and increase latency
for discovering the AP.

Signed-off-by: Jouni Malinen <j@w1.fi>