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Annotation of src/etc/hostapd.conf, Revision 1.6

1.6     ! reyk        1: # $OpenBSD: hostapd.conf,v 1.5 2005/09/29 23:24:56 reyk Exp $
1.5       reyk        2: # sample hostapd configuration file
                      3: # see hostapd.conf(5)
                      4:
                      5: # "wavelan is a battle field"
                      6:
                      7: #
                      8: # Macros
                      9: #
                     10:
                     11: # Define macros for the interfaces to be used by hostapd. The "wlan"
                     12: # interface is optional.
                     13: wlan="ath0"
                     14: wired="sis0"
                     15:
                     16: #
                     17: # Tables
                     18: #
                     19:
                     20: # Define the MAC addresses (BSSIDs) for your accesspoints in a table.
                     21: table <myess> {
                     22:        00:90:4b:0d:fd:c8,
                     23:        00:02:6f:21:ea:8b
                     24: }
                     25:
                     26: # Address masks are providing a simple way to match by MAC vendor ID.
                     27: #
                     28: # table <senao> { 00:02:6f:ff:ff:ff & ff:ff:ff:00:00:00 }
                     29:
                     30: #
                     31: # Global options
                     32: #
                     33:
                     34: # Uncomment this option to run hostapd in passive IAPP monitoring mode.
                     35: set hostap interface $wlan
                     36:
                     37: # Should be the default, the opposite is "pcap" without radiotap headers.
                     38: set hostap mode radiotap
                     39:
                     40: # According to the revised standard, multicast is used. hostapd supports
                     41: # broadcast for IAPP messages as well.
                     42: set iapp interface $wired
                     43: set iapp mode multicast
                     44:
                     45: #
                     46: # Event rules
                     47: #
                     48:
                     49: # Log probe requests
                     50: hostap handle type management subtype probe request \
                     51:    with iapp type radiotap
                     52:
                     53: # Log and annoy foreign accesspoints
                     54: #
                     55: # This will be logged as well but the important thing is to
                     56: # annoy other accesspoints in your wireless territory.
                     57: hostap handle type data bssid !<myess> \
                     58:     with frame type management subtype deauth reason auth expire \
                     59:     from &bssid to ff:ff:ff:ff:ff:ff bssid &bssid
                     60:
1.6     ! reyk       61: # The first de-auth example will not work with some newer stuff, like
1.5       reyk       62: # iwi(4)/ipw(4) "centrino", because they ignore management frames to
                     63: # the broadcast address as a countermeasure against the "void11"
                     64: # attack.
                     65: #
                     66: # hostap handle type data bssid !<myess> \
                     67: #    with frame type management subtype deauth reason auth expire \
                     68: #    from &bssid to &from bssid &bssid
1.6     ! reyk       69:
        !            70: # Detect flooding of management frames except beacons.
        !            71: # This will detect some possible Denial of Service attacks
        !            72: # against the IEEE 802.11 protocol (like "void11").
        !            73: hostap handle skip type management subtype ! beacon \
        !            74:     with log \
        !            75:     rate 100 / 10 sec
1.5       reyk       76:
                     77: # Finally log any rogue accesspoints limited to every second.
                     78: # The skip keywords instructs hostapd to ignore further IAPP
                     79: # processing.
                     80: hostap handle skip type management subtype beacon bssid !<myess> \
                     81:     with iapp type radiotap limit 1 sec