hostapd.conf revision 1.1.1.4 1 1.1 christos ##### hostapd configuration file ##############################################
2 1.1 christos # Empty lines and lines starting with # are ignored
3 1.1 christos
4 1.1 christos # AP netdevice name (without 'ap' postfix, i.e., wlan0 uses wlan0ap for
5 1.1 christos # management frames); ath0 for madwifi
6 1.1 christos interface=wlan0
7 1.1 christos
8 1.1 christos # In case of madwifi, atheros, and nl80211 driver interfaces, an additional
9 1.1 christos # configuration parameter, bridge, may be used to notify hostapd if the
10 1.1 christos # interface is included in a bridge. This parameter is not used with Host AP
11 1.1 christos # driver. If the bridge parameter is not set, the drivers will automatically
12 1.1 christos # figure out the bridge interface (assuming sysfs is enabled and mounted to
13 1.1 christos # /sys) and this parameter may not be needed.
14 1.1 christos #
15 1.1 christos # For nl80211, this parameter can be used to request the AP interface to be
16 1.1 christos # added to the bridge automatically (brctl may refuse to do this before hostapd
17 1.1 christos # has been started to change the interface mode). If needed, the bridge
18 1.1 christos # interface is also created.
19 1.1 christos #bridge=br0
20 1.1 christos
21 1.1 christos # Driver interface type (hostap/wired/madwifi/test/none/nl80211/bsd);
22 1.1 christos # default: hostap). nl80211 is used with all Linux mac80211 drivers.
23 1.1 christos # Use driver=none if building hostapd as a standalone RADIUS server that does
24 1.1 christos # not control any wireless/wired driver.
25 1.1 christos # driver=hostap
26 1.1 christos
27 1.1 christos # hostapd event logger configuration
28 1.1 christos #
29 1.1 christos # Two output method: syslog and stdout (only usable if not forking to
30 1.1 christos # background).
31 1.1 christos #
32 1.1 christos # Module bitfield (ORed bitfield of modules that will be logged; -1 = all
33 1.1 christos # modules):
34 1.1 christos # bit 0 (1) = IEEE 802.11
35 1.1 christos # bit 1 (2) = IEEE 802.1X
36 1.1 christos # bit 2 (4) = RADIUS
37 1.1 christos # bit 3 (8) = WPA
38 1.1 christos # bit 4 (16) = driver interface
39 1.1 christos # bit 5 (32) = IAPP
40 1.1 christos # bit 6 (64) = MLME
41 1.1 christos #
42 1.1 christos # Levels (minimum value for logged events):
43 1.1 christos # 0 = verbose debugging
44 1.1 christos # 1 = debugging
45 1.1 christos # 2 = informational messages
46 1.1 christos # 3 = notification
47 1.1 christos # 4 = warning
48 1.1 christos #
49 1.1 christos logger_syslog=-1
50 1.1 christos logger_syslog_level=2
51 1.1 christos logger_stdout=-1
52 1.1 christos logger_stdout_level=2
53 1.1 christos
54 1.1 christos # Dump file for state information (on SIGUSR1)
55 1.1 christos dump_file=/tmp/hostapd.dump
56 1.1 christos
57 1.1 christos # Interface for separate control program. If this is specified, hostapd
58 1.1 christos # will create this directory and a UNIX domain socket for listening to requests
59 1.1 christos # from external programs (CLI/GUI, etc.) for status information and
60 1.1 christos # configuration. The socket file will be named based on the interface name, so
61 1.1 christos # multiple hostapd processes/interfaces can be run at the same time if more
62 1.1 christos # than one interface is used.
63 1.1 christos # /var/run/hostapd is the recommended directory for sockets and by default,
64 1.1 christos # hostapd_cli will use it when trying to connect with hostapd.
65 1.1 christos ctrl_interface=/var/run/hostapd
66 1.1 christos
67 1.1 christos # Access control for the control interface can be configured by setting the
68 1.1 christos # directory to allow only members of a group to use sockets. This way, it is
69 1.1 christos # possible to run hostapd as root (since it needs to change network
70 1.1 christos # configuration and open raw sockets) and still allow GUI/CLI components to be
71 1.1 christos # run as non-root users. However, since the control interface can be used to
72 1.1 christos # change the network configuration, this access needs to be protected in many
73 1.1 christos # cases. By default, hostapd is configured to use gid 0 (root). If you
74 1.1 christos # want to allow non-root users to use the contron interface, add a new group
75 1.1 christos # and change this value to match with that group. Add users that should have
76 1.1 christos # control interface access to this group.
77 1.1 christos #
78 1.1 christos # This variable can be a group name or gid.
79 1.1 christos #ctrl_interface_group=wheel
80 1.1 christos ctrl_interface_group=0
81 1.1 christos
82 1.1 christos
83 1.1 christos ##### IEEE 802.11 related configuration #######################################
84 1.1 christos
85 1.1 christos # SSID to be used in IEEE 802.11 management frames
86 1.1 christos ssid=test
87 1.1.1.4 christos # Alternative formats for configuring SSID
88 1.1.1.4 christos # (double quoted string, hexdump, printf-escaped string)
89 1.1.1.4 christos #ssid2="test"
90 1.1.1.4 christos #ssid2=74657374
91 1.1.1.4 christos #ssid2=P"hello\nthere"
92 1.1.1.4 christos
93 1.1.1.4 christos # UTF-8 SSID: Whether the SSID is to be interpreted using UTF-8 encoding
94 1.1.1.4 christos #utf8_ssid=1
95 1.1 christos
96 1.1 christos # Country code (ISO/IEC 3166-1). Used to set regulatory domain.
97 1.1 christos # Set as needed to indicate country in which device is operating.
98 1.1 christos # This can limit available channels and transmit power.
99 1.1 christos #country_code=US
100 1.1 christos
101 1.1 christos # Enable IEEE 802.11d. This advertises the country_code and the set of allowed
102 1.1 christos # channels and transmit power levels based on the regulatory limits. The
103 1.1 christos # country_code setting must be configured with the correct country for
104 1.1 christos # IEEE 802.11d functions.
105 1.1 christos # (default: 0 = disabled)
106 1.1 christos #ieee80211d=1
107 1.1 christos
108 1.1 christos # Operation mode (a = IEEE 802.11a, b = IEEE 802.11b, g = IEEE 802.11g,
109 1.1.1.4 christos # ad = IEEE 802.11ad (60 GHz); a/g options are used with IEEE 802.11n, too, to
110 1.1.1.4 christos # specify band)
111 1.1 christos # Default: IEEE 802.11b
112 1.1.1.3 christos hw_mode=g
113 1.1 christos
114 1.1 christos # Channel number (IEEE 802.11)
115 1.1 christos # (default: 0, i.e., not set)
116 1.1.1.3 christos # Please note that some drivers do not use this value from hostapd and the
117 1.1.1.3 christos # channel will need to be configured separately with iwconfig.
118 1.1.1.3 christos channel=1
119 1.1 christos
120 1.1 christos # Beacon interval in kus (1.024 ms) (default: 100; range 15..65535)
121 1.1 christos beacon_int=100
122 1.1 christos
123 1.1.1.3 christos # DTIM (delivery traffic information message) period (range 1..255):
124 1.1 christos # number of beacons between DTIMs (1 = every beacon includes DTIM element)
125 1.1 christos # (default: 2)
126 1.1 christos dtim_period=2
127 1.1 christos
128 1.1 christos # Maximum number of stations allowed in station table. New stations will be
129 1.1 christos # rejected after the station table is full. IEEE 802.11 has a limit of 2007
130 1.1 christos # different association IDs, so this number should not be larger than that.
131 1.1 christos # (default: 2007)
132 1.1 christos max_num_sta=255
133 1.1 christos
134 1.1 christos # RTS/CTS threshold; 2347 = disabled (default); range 0..2347
135 1.1 christos # If this field is not included in hostapd.conf, hostapd will not control
136 1.1 christos # RTS threshold and 'iwconfig wlan# rts <val>' can be used to set it.
137 1.1 christos rts_threshold=2347
138 1.1 christos
139 1.1 christos # Fragmentation threshold; 2346 = disabled (default); range 256..2346
140 1.1 christos # If this field is not included in hostapd.conf, hostapd will not control
141 1.1 christos # fragmentation threshold and 'iwconfig wlan# frag <val>' can be used to set
142 1.1 christos # it.
143 1.1 christos fragm_threshold=2346
144 1.1 christos
145 1.1 christos # Rate configuration
146 1.1 christos # Default is to enable all rates supported by the hardware. This configuration
147 1.1 christos # item allows this list be filtered so that only the listed rates will be left
148 1.1 christos # in the list. If the list is empty, all rates are used. This list can have
149 1.1 christos # entries that are not in the list of rates the hardware supports (such entries
150 1.1 christos # are ignored). The entries in this list are in 100 kbps, i.e., 11 Mbps = 110.
151 1.1 christos # If this item is present, at least one rate have to be matching with the rates
152 1.1 christos # hardware supports.
153 1.1 christos # default: use the most common supported rate setting for the selected
154 1.1 christos # hw_mode (i.e., this line can be removed from configuration file in most
155 1.1 christos # cases)
156 1.1 christos #supported_rates=10 20 55 110 60 90 120 180 240 360 480 540
157 1.1 christos
158 1.1 christos # Basic rate set configuration
159 1.1 christos # List of rates (in 100 kbps) that are included in the basic rate set.
160 1.1 christos # If this item is not included, usually reasonable default set is used.
161 1.1 christos #basic_rates=10 20
162 1.1 christos #basic_rates=10 20 55 110
163 1.1 christos #basic_rates=60 120 240
164 1.1 christos
165 1.1 christos # Short Preamble
166 1.1 christos # This parameter can be used to enable optional use of short preamble for
167 1.1 christos # frames sent at 2 Mbps, 5.5 Mbps, and 11 Mbps to improve network performance.
168 1.1 christos # This applies only to IEEE 802.11b-compatible networks and this should only be
169 1.1 christos # enabled if the local hardware supports use of short preamble. If any of the
170 1.1 christos # associated STAs do not support short preamble, use of short preamble will be
171 1.1 christos # disabled (and enabled when such STAs disassociate) dynamically.
172 1.1 christos # 0 = do not allow use of short preamble (default)
173 1.1 christos # 1 = allow use of short preamble
174 1.1 christos #preamble=1
175 1.1 christos
176 1.1 christos # Station MAC address -based authentication
177 1.1 christos # Please note that this kind of access control requires a driver that uses
178 1.1 christos # hostapd to take care of management frame processing and as such, this can be
179 1.1 christos # used with driver=hostap or driver=nl80211, but not with driver=madwifi.
180 1.1 christos # 0 = accept unless in deny list
181 1.1 christos # 1 = deny unless in accept list
182 1.1 christos # 2 = use external RADIUS server (accept/deny lists are searched first)
183 1.1 christos macaddr_acl=0
184 1.1 christos
185 1.1 christos # Accept/deny lists are read from separate files (containing list of
186 1.1 christos # MAC addresses, one per line). Use absolute path name to make sure that the
187 1.1 christos # files can be read on SIGHUP configuration reloads.
188 1.1 christos #accept_mac_file=/etc/hostapd.accept
189 1.1 christos #deny_mac_file=/etc/hostapd.deny
190 1.1 christos
191 1.1 christos # IEEE 802.11 specifies two authentication algorithms. hostapd can be
192 1.1 christos # configured to allow both of these or only one. Open system authentication
193 1.1 christos # should be used with IEEE 802.1X.
194 1.1 christos # Bit fields of allowed authentication algorithms:
195 1.1 christos # bit 0 = Open System Authentication
196 1.1 christos # bit 1 = Shared Key Authentication (requires WEP)
197 1.1 christos auth_algs=3
198 1.1 christos
199 1.1 christos # Send empty SSID in beacons and ignore probe request frames that do not
200 1.1 christos # specify full SSID, i.e., require stations to know SSID.
201 1.1 christos # default: disabled (0)
202 1.1 christos # 1 = send empty (length=0) SSID in beacon and ignore probe request for
203 1.1 christos # broadcast SSID
204 1.1 christos # 2 = clear SSID (ASCII 0), but keep the original length (this may be required
205 1.1 christos # with some clients that do not support empty SSID) and ignore probe
206 1.1 christos # requests for broadcast SSID
207 1.1 christos ignore_broadcast_ssid=0
208 1.1 christos
209 1.1.1.4 christos # Additional vendor specfic elements for Beacon and Probe Response frames
210 1.1.1.4 christos # This parameter can be used to add additional vendor specific element(s) into
211 1.1.1.4 christos # the end of the Beacon and Probe Response frames. The format for these
212 1.1.1.4 christos # element(s) is a hexdump of the raw information elements (id+len+payload for
213 1.1.1.4 christos # one or more elements)
214 1.1.1.4 christos #vendor_elements=dd0411223301
215 1.1.1.4 christos
216 1.1 christos # TX queue parameters (EDCF / bursting)
217 1.1 christos # tx_queue_<queue name>_<param>
218 1.1 christos # queues: data0, data1, data2, data3, after_beacon, beacon
219 1.1 christos # (data0 is the highest priority queue)
220 1.1 christos # parameters:
221 1.1 christos # aifs: AIFS (default 2)
222 1.1 christos # cwmin: cwMin (1, 3, 7, 15, 31, 63, 127, 255, 511, 1023)
223 1.1 christos # cwmax: cwMax (1, 3, 7, 15, 31, 63, 127, 255, 511, 1023); cwMax >= cwMin
224 1.1 christos # burst: maximum length (in milliseconds with precision of up to 0.1 ms) for
225 1.1 christos # bursting
226 1.1 christos #
227 1.1 christos # Default WMM parameters (IEEE 802.11 draft; 11-03-0504-03-000e):
228 1.1 christos # These parameters are used by the access point when transmitting frames
229 1.1 christos # to the clients.
230 1.1 christos #
231 1.1 christos # Low priority / AC_BK = background
232 1.1 christos #tx_queue_data3_aifs=7
233 1.1 christos #tx_queue_data3_cwmin=15
234 1.1 christos #tx_queue_data3_cwmax=1023
235 1.1 christos #tx_queue_data3_burst=0
236 1.1 christos # Note: for IEEE 802.11b mode: cWmin=31 cWmax=1023 burst=0
237 1.1 christos #
238 1.1 christos # Normal priority / AC_BE = best effort
239 1.1 christos #tx_queue_data2_aifs=3
240 1.1 christos #tx_queue_data2_cwmin=15
241 1.1 christos #tx_queue_data2_cwmax=63
242 1.1 christos #tx_queue_data2_burst=0
243 1.1 christos # Note: for IEEE 802.11b mode: cWmin=31 cWmax=127 burst=0
244 1.1 christos #
245 1.1 christos # High priority / AC_VI = video
246 1.1 christos #tx_queue_data1_aifs=1
247 1.1 christos #tx_queue_data1_cwmin=7
248 1.1 christos #tx_queue_data1_cwmax=15
249 1.1 christos #tx_queue_data1_burst=3.0
250 1.1 christos # Note: for IEEE 802.11b mode: cWmin=15 cWmax=31 burst=6.0
251 1.1 christos #
252 1.1 christos # Highest priority / AC_VO = voice
253 1.1 christos #tx_queue_data0_aifs=1
254 1.1 christos #tx_queue_data0_cwmin=3
255 1.1 christos #tx_queue_data0_cwmax=7
256 1.1 christos #tx_queue_data0_burst=1.5
257 1.1 christos # Note: for IEEE 802.11b mode: cWmin=7 cWmax=15 burst=3.3
258 1.1 christos
259 1.1 christos # 802.1D Tag (= UP) to AC mappings
260 1.1 christos # WMM specifies following mapping of data frames to different ACs. This mapping
261 1.1 christos # can be configured using Linux QoS/tc and sch_pktpri.o module.
262 1.1 christos # 802.1D Tag 802.1D Designation Access Category WMM Designation
263 1.1 christos # 1 BK AC_BK Background
264 1.1 christos # 2 - AC_BK Background
265 1.1 christos # 0 BE AC_BE Best Effort
266 1.1 christos # 3 EE AC_BE Best Effort
267 1.1 christos # 4 CL AC_VI Video
268 1.1 christos # 5 VI AC_VI Video
269 1.1 christos # 6 VO AC_VO Voice
270 1.1 christos # 7 NC AC_VO Voice
271 1.1 christos # Data frames with no priority information: AC_BE
272 1.1 christos # Management frames: AC_VO
273 1.1 christos # PS-Poll frames: AC_BE
274 1.1 christos
275 1.1 christos # Default WMM parameters (IEEE 802.11 draft; 11-03-0504-03-000e):
276 1.1 christos # for 802.11a or 802.11g networks
277 1.1 christos # These parameters are sent to WMM clients when they associate.
278 1.1 christos # The parameters will be used by WMM clients for frames transmitted to the
279 1.1 christos # access point.
280 1.1 christos #
281 1.1 christos # note - txop_limit is in units of 32microseconds
282 1.1 christos # note - acm is admission control mandatory flag. 0 = admission control not
283 1.1 christos # required, 1 = mandatory
284 1.1 christos # note - here cwMin and cmMax are in exponent form. the actual cw value used
285 1.1 christos # will be (2^n)-1 where n is the value given here
286 1.1 christos #
287 1.1 christos wmm_enabled=1
288 1.1 christos #
289 1.1 christos # WMM-PS Unscheduled Automatic Power Save Delivery [U-APSD]
290 1.1 christos # Enable this flag if U-APSD supported outside hostapd (eg., Firmware/driver)
291 1.1 christos #uapsd_advertisement_enabled=1
292 1.1 christos #
293 1.1 christos # Low priority / AC_BK = background
294 1.1 christos wmm_ac_bk_cwmin=4
295 1.1 christos wmm_ac_bk_cwmax=10
296 1.1 christos wmm_ac_bk_aifs=7
297 1.1 christos wmm_ac_bk_txop_limit=0
298 1.1 christos wmm_ac_bk_acm=0
299 1.1 christos # Note: for IEEE 802.11b mode: cWmin=5 cWmax=10
300 1.1 christos #
301 1.1 christos # Normal priority / AC_BE = best effort
302 1.1 christos wmm_ac_be_aifs=3
303 1.1 christos wmm_ac_be_cwmin=4
304 1.1 christos wmm_ac_be_cwmax=10
305 1.1 christos wmm_ac_be_txop_limit=0
306 1.1 christos wmm_ac_be_acm=0
307 1.1 christos # Note: for IEEE 802.11b mode: cWmin=5 cWmax=7
308 1.1 christos #
309 1.1 christos # High priority / AC_VI = video
310 1.1 christos wmm_ac_vi_aifs=2
311 1.1 christos wmm_ac_vi_cwmin=3
312 1.1 christos wmm_ac_vi_cwmax=4
313 1.1 christos wmm_ac_vi_txop_limit=94
314 1.1 christos wmm_ac_vi_acm=0
315 1.1 christos # Note: for IEEE 802.11b mode: cWmin=4 cWmax=5 txop_limit=188
316 1.1 christos #
317 1.1 christos # Highest priority / AC_VO = voice
318 1.1 christos wmm_ac_vo_aifs=2
319 1.1 christos wmm_ac_vo_cwmin=2
320 1.1 christos wmm_ac_vo_cwmax=3
321 1.1 christos wmm_ac_vo_txop_limit=47
322 1.1 christos wmm_ac_vo_acm=0
323 1.1 christos # Note: for IEEE 802.11b mode: cWmin=3 cWmax=4 burst=102
324 1.1 christos
325 1.1 christos # Static WEP key configuration
326 1.1 christos #
327 1.1 christos # The key number to use when transmitting.
328 1.1 christos # It must be between 0 and 3, and the corresponding key must be set.
329 1.1 christos # default: not set
330 1.1 christos #wep_default_key=0
331 1.1 christos # The WEP keys to use.
332 1.1 christos # A key may be a quoted string or unquoted hexadecimal digits.
333 1.1 christos # The key length should be 5, 13, or 16 characters, or 10, 26, or 32
334 1.1 christos # digits, depending on whether 40-bit (64-bit), 104-bit (128-bit), or
335 1.1 christos # 128-bit (152-bit) WEP is used.
336 1.1 christos # Only the default key must be supplied; the others are optional.
337 1.1 christos # default: not set
338 1.1 christos #wep_key0=123456789a
339 1.1 christos #wep_key1="vwxyz"
340 1.1 christos #wep_key2=0102030405060708090a0b0c0d
341 1.1 christos #wep_key3=".2.4.6.8.0.23"
342 1.1 christos
343 1.1 christos # Station inactivity limit
344 1.1 christos #
345 1.1 christos # If a station does not send anything in ap_max_inactivity seconds, an
346 1.1 christos # empty data frame is sent to it in order to verify whether it is
347 1.1 christos # still in range. If this frame is not ACKed, the station will be
348 1.1 christos # disassociated and then deauthenticated. This feature is used to
349 1.1 christos # clear station table of old entries when the STAs move out of the
350 1.1 christos # range.
351 1.1 christos #
352 1.1 christos # The station can associate again with the AP if it is still in range;
353 1.1 christos # this inactivity poll is just used as a nicer way of verifying
354 1.1 christos # inactivity; i.e., client will not report broken connection because
355 1.1 christos # disassociation frame is not sent immediately without first polling
356 1.1 christos # the STA with a data frame.
357 1.1 christos # default: 300 (i.e., 5 minutes)
358 1.1 christos #ap_max_inactivity=300
359 1.1.1.4 christos #
360 1.1.1.4 christos # The inactivity polling can be disabled to disconnect stations based on
361 1.1.1.4 christos # inactivity timeout so that idle stations are more likely to be disconnected
362 1.1.1.4 christos # even if they are still in range of the AP. This can be done by setting
363 1.1.1.4 christos # skip_inactivity_poll to 1 (default 0).
364 1.1.1.4 christos #skip_inactivity_poll=0
365 1.1 christos
366 1.1.1.3 christos # Disassociate stations based on excessive transmission failures or other
367 1.1.1.3 christos # indications of connection loss. This depends on the driver capabilities and
368 1.1.1.3 christos # may not be available with all drivers.
369 1.1.1.3 christos #disassoc_low_ack=1
370 1.1.1.3 christos
371 1.1 christos # Maximum allowed Listen Interval (how many Beacon periods STAs are allowed to
372 1.1 christos # remain asleep). Default: 65535 (no limit apart from field size)
373 1.1 christos #max_listen_interval=100
374 1.1 christos
375 1.1 christos # WDS (4-address frame) mode with per-station virtual interfaces
376 1.1 christos # (only supported with driver=nl80211)
377 1.1 christos # This mode allows associated stations to use 4-address frames to allow layer 2
378 1.1 christos # bridging to be used.
379 1.1 christos #wds_sta=1
380 1.1 christos
381 1.1.1.3 christos # If bridge parameter is set, the WDS STA interface will be added to the same
382 1.1.1.3 christos # bridge by default. This can be overridden with the wds_bridge parameter to
383 1.1.1.3 christos # use a separate bridge.
384 1.1.1.3 christos #wds_bridge=wds-br0
385 1.1.1.3 christos
386 1.1.1.3 christos # Client isolation can be used to prevent low-level bridging of frames between
387 1.1.1.3 christos # associated stations in the BSS. By default, this bridging is allowed.
388 1.1.1.3 christos #ap_isolate=1
389 1.1.1.3 christos
390 1.1 christos ##### IEEE 802.11n related configuration ######################################
391 1.1 christos
392 1.1 christos # ieee80211n: Whether IEEE 802.11n (HT) is enabled
393 1.1 christos # 0 = disabled (default)
394 1.1 christos # 1 = enabled
395 1.1 christos # Note: You will also need to enable WMM for full HT functionality.
396 1.1 christos #ieee80211n=1
397 1.1 christos
398 1.1 christos # ht_capab: HT capabilities (list of flags)
399 1.1 christos # LDPC coding capability: [LDPC] = supported
400 1.1 christos # Supported channel width set: [HT40-] = both 20 MHz and 40 MHz with secondary
401 1.1 christos # channel below the primary channel; [HT40+] = both 20 MHz and 40 MHz
402 1.1 christos # with secondary channel below the primary channel
403 1.1 christos # (20 MHz only if neither is set)
404 1.1 christos # Note: There are limits on which channels can be used with HT40- and
405 1.1 christos # HT40+. Following table shows the channels that may be available for
406 1.1 christos # HT40- and HT40+ use per IEEE 802.11n Annex J:
407 1.1 christos # freq HT40- HT40+
408 1.1 christos # 2.4 GHz 5-13 1-7 (1-9 in Europe/Japan)
409 1.1 christos # 5 GHz 40,48,56,64 36,44,52,60
410 1.1 christos # (depending on the location, not all of these channels may be available
411 1.1 christos # for use)
412 1.1 christos # Please note that 40 MHz channels may switch their primary and secondary
413 1.1 christos # channels if needed or creation of 40 MHz channel maybe rejected based
414 1.1 christos # on overlapping BSSes. These changes are done automatically when hostapd
415 1.1 christos # is setting up the 40 MHz channel.
416 1.1 christos # Spatial Multiplexing (SM) Power Save: [SMPS-STATIC] or [SMPS-DYNAMIC]
417 1.1 christos # (SMPS disabled if neither is set)
418 1.1 christos # HT-greenfield: [GF] (disabled if not set)
419 1.1 christos # Short GI for 20 MHz: [SHORT-GI-20] (disabled if not set)
420 1.1 christos # Short GI for 40 MHz: [SHORT-GI-40] (disabled if not set)
421 1.1 christos # Tx STBC: [TX-STBC] (disabled if not set)
422 1.1 christos # Rx STBC: [RX-STBC1] (one spatial stream), [RX-STBC12] (one or two spatial
423 1.1 christos # streams), or [RX-STBC123] (one, two, or three spatial streams); Rx STBC
424 1.1 christos # disabled if none of these set
425 1.1 christos # HT-delayed Block Ack: [DELAYED-BA] (disabled if not set)
426 1.1 christos # Maximum A-MSDU length: [MAX-AMSDU-7935] for 7935 octets (3839 octets if not
427 1.1 christos # set)
428 1.1 christos # DSSS/CCK Mode in 40 MHz: [DSSS_CCK-40] = allowed (not allowed if not set)
429 1.1 christos # PSMP support: [PSMP] (disabled if not set)
430 1.1 christos # L-SIG TXOP protection support: [LSIG-TXOP-PROT] (disabled if not set)
431 1.1 christos #ht_capab=[HT40-][SHORT-GI-20][SHORT-GI-40]
432 1.1 christos
433 1.1.1.3 christos # Require stations to support HT PHY (reject association if they do not)
434 1.1.1.3 christos #require_ht=1
435 1.1.1.3 christos
436 1.1.1.4 christos ##### IEEE 802.11ac related configuration #####################################
437 1.1.1.4 christos
438 1.1.1.4 christos # ieee80211ac: Whether IEEE 802.11ac (VHT) is enabled
439 1.1.1.4 christos # 0 = disabled (default)
440 1.1.1.4 christos # 1 = enabled
441 1.1.1.4 christos # Note: You will also need to enable WMM for full VHT functionality.
442 1.1.1.4 christos #ieee80211ac=1
443 1.1.1.4 christos
444 1.1.1.4 christos # vht_capab: VHT capabilities (list of flags)
445 1.1.1.4 christos #
446 1.1.1.4 christos # vht_max_mpdu_len: [MAX-MPDU-7991] [MAX-MPDU-11454]
447 1.1.1.4 christos # Indicates maximum MPDU length
448 1.1.1.4 christos # 0 = 3895 octets (default)
449 1.1.1.4 christos # 1 = 7991 octets
450 1.1.1.4 christos # 2 = 11454 octets
451 1.1.1.4 christos # 3 = reserved
452 1.1.1.4 christos #
453 1.1.1.4 christos # supported_chan_width: [VHT160] [VHT160-80PLUS80]
454 1.1.1.4 christos # Indicates supported Channel widths
455 1.1.1.4 christos # 0 = 160 MHz & 80+80 channel widths are not supported (default)
456 1.1.1.4 christos # 1 = 160 MHz channel width is supported
457 1.1.1.4 christos # 2 = 160 MHz & 80+80 channel widths are supported
458 1.1.1.4 christos # 3 = reserved
459 1.1.1.4 christos #
460 1.1.1.4 christos # Rx LDPC coding capability: [RXLDPC]
461 1.1.1.4 christos # Indicates support for receiving LDPC coded pkts
462 1.1.1.4 christos # 0 = Not supported (default)
463 1.1.1.4 christos # 1 = Supported
464 1.1.1.4 christos #
465 1.1.1.4 christos # Short GI for 80 MHz: [SHORT-GI-80]
466 1.1.1.4 christos # Indicates short GI support for reception of packets transmitted with TXVECTOR
467 1.1.1.4 christos # params format equal to VHT and CBW = 80Mhz
468 1.1.1.4 christos # 0 = Not supported (default)
469 1.1.1.4 christos # 1 = Supported
470 1.1.1.4 christos #
471 1.1.1.4 christos # Short GI for 160 MHz: [SHORT-GI-160]
472 1.1.1.4 christos # Indicates short GI support for reception of packets transmitted with TXVECTOR
473 1.1.1.4 christos # params format equal to VHT and CBW = 160Mhz
474 1.1.1.4 christos # 0 = Not supported (default)
475 1.1.1.4 christos # 1 = Supported
476 1.1.1.4 christos #
477 1.1.1.4 christos # Tx STBC: [TX-STBC-2BY1]
478 1.1.1.4 christos # Indicates support for the transmission of at least 2x1 STBC
479 1.1.1.4 christos # 0 = Not supported (default)
480 1.1.1.4 christos # 1 = Supported
481 1.1.1.4 christos #
482 1.1.1.4 christos # Rx STBC: [RX-STBC-1] [RX-STBC-12] [RX-STBC-123] [RX-STBC-1234]
483 1.1.1.4 christos # Indicates support for the reception of PPDUs using STBC
484 1.1.1.4 christos # 0 = Not supported (default)
485 1.1.1.4 christos # 1 = support of one spatial stream
486 1.1.1.4 christos # 2 = support of one and two spatial streams
487 1.1.1.4 christos # 3 = support of one, two and three spatial streams
488 1.1.1.4 christos # 4 = support of one, two, three and four spatial streams
489 1.1.1.4 christos # 5,6,7 = reserved
490 1.1.1.4 christos #
491 1.1.1.4 christos # SU Beamformer Capable: [SU-BEAMFORMER]
492 1.1.1.4 christos # Indicates support for operation as a single user beamformer
493 1.1.1.4 christos # 0 = Not supported (default)
494 1.1.1.4 christos # 1 = Supported
495 1.1.1.4 christos #
496 1.1.1.4 christos # SU Beamformee Capable: [SU-BEAMFORMEE]
497 1.1.1.4 christos # Indicates support for operation as a single user beamformee
498 1.1.1.4 christos # 0 = Not supported (default)
499 1.1.1.4 christos # 1 = Supported
500 1.1.1.4 christos #
501 1.1.1.4 christos # Compressed Steering Number of Beamformer Antennas Supported: [BF-ANTENNA-2]
502 1.1.1.4 christos # Beamformee's capability indicating the maximum number of beamformer
503 1.1.1.4 christos # antennas the beamformee can support when sending compressed beamforming
504 1.1.1.4 christos # feedback
505 1.1.1.4 christos # If SU beamformer capable, set to maximum value minus 1
506 1.1.1.4 christos # else reserved (default)
507 1.1.1.4 christos #
508 1.1.1.4 christos # Number of Sounding Dimensions: [SOUNDING-DIMENSION-2]
509 1.1.1.4 christos # Beamformer's capability indicating the maximum value of the NUM_STS parameter
510 1.1.1.4 christos # in the TXVECTOR of a VHT NDP
511 1.1.1.4 christos # If SU beamformer capable, set to maximum value minus 1
512 1.1.1.4 christos # else reserved (default)
513 1.1.1.4 christos #
514 1.1.1.4 christos # MU Beamformer Capable: [MU-BEAMFORMER]
515 1.1.1.4 christos # Indicates support for operation as an MU beamformer
516 1.1.1.4 christos # 0 = Not supported or sent by Non-AP STA (default)
517 1.1.1.4 christos # 1 = Supported
518 1.1.1.4 christos #
519 1.1.1.4 christos # MU Beamformee Capable: [MU-BEAMFORMEE]
520 1.1.1.4 christos # Indicates support for operation as an MU beamformee
521 1.1.1.4 christos # 0 = Not supported or sent by AP (default)
522 1.1.1.4 christos # 1 = Supported
523 1.1.1.4 christos #
524 1.1.1.4 christos # VHT TXOP PS: [VHT-TXOP-PS]
525 1.1.1.4 christos # Indicates whether or not the AP supports VHT TXOP Power Save Mode
526 1.1.1.4 christos # or whether or not the STA is in VHT TXOP Power Save mode
527 1.1.1.4 christos # 0 = VHT AP doesnt support VHT TXOP PS mode (OR) VHT Sta not in VHT TXOP PS
528 1.1.1.4 christos # mode
529 1.1.1.4 christos # 1 = VHT AP supports VHT TXOP PS mode (OR) VHT Sta is in VHT TXOP power save
530 1.1.1.4 christos # mode
531 1.1.1.4 christos #
532 1.1.1.4 christos # +HTC-VHT Capable: [HTC-VHT]
533 1.1.1.4 christos # Indicates whether or not the STA supports receiving a VHT variant HT Control
534 1.1.1.4 christos # field.
535 1.1.1.4 christos # 0 = Not supported (default)
536 1.1.1.4 christos # 1 = supported
537 1.1.1.4 christos #
538 1.1.1.4 christos # Maximum A-MPDU Length Exponent: [MAX-A-MPDU-LEN-EXP0]..[MAX-A-MPDU-LEN-EXP7]
539 1.1.1.4 christos # Indicates the maximum length of A-MPDU pre-EOF padding that the STA can recv
540 1.1.1.4 christos # This field is an integer in the range of 0 to 7.
541 1.1.1.4 christos # The length defined by this field is equal to
542 1.1.1.4 christos # 2 pow(13 + Maximum A-MPDU Length Exponent) -1 octets
543 1.1.1.4 christos #
544 1.1.1.4 christos # VHT Link Adaptation Capable: [VHT-LINK-ADAPT2] [VHT-LINK-ADAPT3]
545 1.1.1.4 christos # Indicates whether or not the STA supports link adaptation using VHT variant
546 1.1.1.4 christos # HT Control field
547 1.1.1.4 christos # If +HTC-VHTcapable is 1
548 1.1.1.4 christos # 0 = (no feedback) if the STA does not provide VHT MFB (default)
549 1.1.1.4 christos # 1 = reserved
550 1.1.1.4 christos # 2 = (Unsolicited) if the STA provides only unsolicited VHT MFB
551 1.1.1.4 christos # 3 = (Both) if the STA can provide VHT MFB in response to VHT MRQ and if the
552 1.1.1.4 christos # STA provides unsolicited VHT MFB
553 1.1.1.4 christos # Reserved if +HTC-VHTcapable is 0
554 1.1.1.4 christos #
555 1.1.1.4 christos # Rx Antenna Pattern Consistency: [RX-ANTENNA-PATTERN]
556 1.1.1.4 christos # Indicates the possibility of Rx antenna pattern change
557 1.1.1.4 christos # 0 = Rx antenna pattern might change during the lifetime of an association
558 1.1.1.4 christos # 1 = Rx antenna pattern does not change during the lifetime of an association
559 1.1.1.4 christos #
560 1.1.1.4 christos # Tx Antenna Pattern Consistency: [TX-ANTENNA-PATTERN]
561 1.1.1.4 christos # Indicates the possibility of Tx antenna pattern change
562 1.1.1.4 christos # 0 = Tx antenna pattern might change during the lifetime of an association
563 1.1.1.4 christos # 1 = Tx antenna pattern does not change during the lifetime of an association
564 1.1.1.4 christos #vht_capab=[SHORT-GI-80][HTC-VHT]
565 1.1.1.4 christos #
566 1.1.1.4 christos # Require stations to support VHT PHY (reject association if they do not)
567 1.1.1.4 christos #require_vht=1
568 1.1.1.4 christos
569 1.1.1.4 christos # 0 = 20 or 40 MHz operating Channel width
570 1.1.1.4 christos # 1 = 80 MHz channel width
571 1.1.1.4 christos # 2 = 160 MHz channel width
572 1.1.1.4 christos # 3 = 80+80 MHz channel width
573 1.1.1.4 christos #vht_oper_chwidth=1
574 1.1.1.4 christos #
575 1.1.1.4 christos # center freq = 5 GHz + (5 * index)
576 1.1.1.4 christos # So index 42 gives center freq 5.210 GHz
577 1.1.1.4 christos # which is channel 42 in 5G band
578 1.1.1.4 christos #
579 1.1.1.4 christos #vht_oper_centr_freq_seg0_idx=42
580 1.1.1.4 christos #
581 1.1.1.4 christos # center freq = 5 GHz + (5 * index)
582 1.1.1.4 christos # So index 159 gives center freq 5.795 GHz
583 1.1.1.4 christos # which is channel 159 in 5G band
584 1.1.1.4 christos #
585 1.1.1.4 christos #vht_oper_centr_freq_seg1_idx=159
586 1.1.1.4 christos
587 1.1 christos ##### IEEE 802.1X-2004 related configuration ##################################
588 1.1 christos
589 1.1 christos # Require IEEE 802.1X authorization
590 1.1 christos #ieee8021x=1
591 1.1 christos
592 1.1 christos # IEEE 802.1X/EAPOL version
593 1.1 christos # hostapd is implemented based on IEEE Std 802.1X-2004 which defines EAPOL
594 1.1 christos # version 2. However, there are many client implementations that do not handle
595 1.1 christos # the new version number correctly (they seem to drop the frames completely).
596 1.1 christos # In order to make hostapd interoperate with these clients, the version number
597 1.1 christos # can be set to the older version (1) with this configuration value.
598 1.1 christos #eapol_version=2
599 1.1 christos
600 1.1 christos # Optional displayable message sent with EAP Request-Identity. The first \0
601 1.1 christos # in this string will be converted to ASCII-0 (nul). This can be used to
602 1.1 christos # separate network info (comma separated list of attribute=value pairs); see,
603 1.1 christos # e.g., RFC 4284.
604 1.1 christos #eap_message=hello
605 1.1 christos #eap_message=hello\0networkid=netw,nasid=foo,portid=0,NAIRealms=example.com
606 1.1 christos
607 1.1 christos # WEP rekeying (disabled if key lengths are not set or are set to 0)
608 1.1 christos # Key lengths for default/broadcast and individual/unicast keys:
609 1.1 christos # 5 = 40-bit WEP (also known as 64-bit WEP with 40 secret bits)
610 1.1 christos # 13 = 104-bit WEP (also known as 128-bit WEP with 104 secret bits)
611 1.1 christos #wep_key_len_broadcast=5
612 1.1 christos #wep_key_len_unicast=5
613 1.1 christos # Rekeying period in seconds. 0 = do not rekey (i.e., set keys only once)
614 1.1 christos #wep_rekey_period=300
615 1.1 christos
616 1.1 christos # EAPOL-Key index workaround (set bit7) for WinXP Supplicant (needed only if
617 1.1 christos # only broadcast keys are used)
618 1.1 christos eapol_key_index_workaround=0
619 1.1 christos
620 1.1 christos # EAP reauthentication period in seconds (default: 3600 seconds; 0 = disable
621 1.1 christos # reauthentication).
622 1.1 christos #eap_reauth_period=3600
623 1.1 christos
624 1.1 christos # Use PAE group address (01:80:c2:00:00:03) instead of individual target
625 1.1 christos # address when sending EAPOL frames with driver=wired. This is the most common
626 1.1 christos # mechanism used in wired authentication, but it also requires that the port
627 1.1 christos # is only used by one station.
628 1.1 christos #use_pae_group_addr=1
629 1.1 christos
630 1.1 christos ##### Integrated EAP server ###################################################
631 1.1 christos
632 1.1 christos # Optionally, hostapd can be configured to use an integrated EAP server
633 1.1 christos # to process EAP authentication locally without need for an external RADIUS
634 1.1 christos # server. This functionality can be used both as a local authentication server
635 1.1 christos # for IEEE 802.1X/EAPOL and as a RADIUS server for other devices.
636 1.1 christos
637 1.1 christos # Use integrated EAP server instead of external RADIUS authentication
638 1.1 christos # server. This is also needed if hostapd is configured to act as a RADIUS
639 1.1 christos # authentication server.
640 1.1 christos eap_server=0
641 1.1 christos
642 1.1 christos # Path for EAP server user database
643 1.1.1.4 christos # If SQLite support is included, this can be set to "sqlite:/path/to/sqlite.db"
644 1.1.1.4 christos # to use SQLite database instead of a text file.
645 1.1 christos #eap_user_file=/etc/hostapd.eap_user
646 1.1 christos
647 1.1 christos # CA certificate (PEM or DER file) for EAP-TLS/PEAP/TTLS
648 1.1 christos #ca_cert=/etc/hostapd.ca.pem
649 1.1 christos
650 1.1 christos # Server certificate (PEM or DER file) for EAP-TLS/PEAP/TTLS
651 1.1 christos #server_cert=/etc/hostapd.server.pem
652 1.1 christos
653 1.1 christos # Private key matching with the server certificate for EAP-TLS/PEAP/TTLS
654 1.1 christos # This may point to the same file as server_cert if both certificate and key
655 1.1 christos # are included in a single file. PKCS#12 (PFX) file (.p12/.pfx) can also be
656 1.1 christos # used by commenting out server_cert and specifying the PFX file as the
657 1.1 christos # private_key.
658 1.1 christos #private_key=/etc/hostapd.server.prv
659 1.1 christos
660 1.1 christos # Passphrase for private key
661 1.1 christos #private_key_passwd=secret passphrase
662 1.1 christos
663 1.1 christos # Enable CRL verification.
664 1.1 christos # Note: hostapd does not yet support CRL downloading based on CDP. Thus, a
665 1.1 christos # valid CRL signed by the CA is required to be included in the ca_cert file.
666 1.1 christos # This can be done by using PEM format for CA certificate and CRL and
667 1.1 christos # concatenating these into one file. Whenever CRL changes, hostapd needs to be
668 1.1 christos # restarted to take the new CRL into use.
669 1.1 christos # 0 = do not verify CRLs (default)
670 1.1 christos # 1 = check the CRL of the user certificate
671 1.1 christos # 2 = check all CRLs in the certificate path
672 1.1 christos #check_crl=1
673 1.1 christos
674 1.1 christos # dh_file: File path to DH/DSA parameters file (in PEM format)
675 1.1 christos # This is an optional configuration file for setting parameters for an
676 1.1 christos # ephemeral DH key exchange. In most cases, the default RSA authentication does
677 1.1 christos # not use this configuration. However, it is possible setup RSA to use
678 1.1 christos # ephemeral DH key exchange. In addition, ciphers with DSA keys always use
679 1.1 christos # ephemeral DH keys. This can be used to achieve forward secrecy. If the file
680 1.1 christos # is in DSA parameters format, it will be automatically converted into DH
681 1.1 christos # params. This parameter is required if anonymous EAP-FAST is used.
682 1.1 christos # You can generate DH parameters file with OpenSSL, e.g.,
683 1.1 christos # "openssl dhparam -out /etc/hostapd.dh.pem 1024"
684 1.1 christos #dh_file=/etc/hostapd.dh.pem
685 1.1 christos
686 1.1.1.3 christos # Fragment size for EAP methods
687 1.1.1.3 christos #fragment_size=1400
688 1.1.1.3 christos
689 1.1.1.4 christos # Finite cyclic group for EAP-pwd. Number maps to group of domain parameters
690 1.1.1.4 christos # using the IANA repository for IKE (RFC 2409).
691 1.1.1.4 christos #pwd_group=19
692 1.1.1.4 christos
693 1.1 christos # Configuration data for EAP-SIM database/authentication gateway interface.
694 1.1 christos # This is a text string in implementation specific format. The example
695 1.1 christos # implementation in eap_sim_db.c uses this as the UNIX domain socket name for
696 1.1 christos # the HLR/AuC gateway (e.g., hlr_auc_gw). In this case, the path uses "unix:"
697 1.1.1.4 christos # prefix. If hostapd is built with SQLite support (CONFIG_SQLITE=y in .config),
698 1.1.1.4 christos # database file can be described with an optional db=<path> parameter.
699 1.1 christos #eap_sim_db=unix:/tmp/hlr_auc_gw.sock
700 1.1.1.4 christos #eap_sim_db=unix:/tmp/hlr_auc_gw.sock db=/tmp/hostapd.db
701 1.1 christos
702 1.1 christos # Encryption key for EAP-FAST PAC-Opaque values. This key must be a secret,
703 1.1 christos # random value. It is configured as a 16-octet value in hex format. It can be
704 1.1 christos # generated, e.g., with the following command:
705 1.1 christos # od -tx1 -v -N16 /dev/random | colrm 1 8 | tr -d ' '
706 1.1 christos #pac_opaque_encr_key=000102030405060708090a0b0c0d0e0f
707 1.1 christos
708 1.1 christos # EAP-FAST authority identity (A-ID)
709 1.1 christos # A-ID indicates the identity of the authority that issues PACs. The A-ID
710 1.1 christos # should be unique across all issuing servers. In theory, this is a variable
711 1.1 christos # length field, but due to some existing implementations requiring A-ID to be
712 1.1 christos # 16 octets in length, it is strongly recommended to use that length for the
713 1.1 christos # field to provid interoperability with deployed peer implementations. This
714 1.1 christos # field is configured in hex format.
715 1.1 christos #eap_fast_a_id=101112131415161718191a1b1c1d1e1f
716 1.1 christos
717 1.1 christos # EAP-FAST authority identifier information (A-ID-Info)
718 1.1 christos # This is a user-friendly name for the A-ID. For example, the enterprise name
719 1.1 christos # and server name in a human-readable format. This field is encoded as UTF-8.
720 1.1 christos #eap_fast_a_id_info=test server
721 1.1 christos
722 1.1 christos # Enable/disable different EAP-FAST provisioning modes:
723 1.1 christos #0 = provisioning disabled
724 1.1 christos #1 = only anonymous provisioning allowed
725 1.1 christos #2 = only authenticated provisioning allowed
726 1.1 christos #3 = both provisioning modes allowed (default)
727 1.1 christos #eap_fast_prov=3
728 1.1 christos
729 1.1 christos # EAP-FAST PAC-Key lifetime in seconds (hard limit)
730 1.1 christos #pac_key_lifetime=604800
731 1.1 christos
732 1.1 christos # EAP-FAST PAC-Key refresh time in seconds (soft limit on remaining hard
733 1.1 christos # limit). The server will generate a new PAC-Key when this number of seconds
734 1.1 christos # (or fewer) of the lifetime remains.
735 1.1 christos #pac_key_refresh_time=86400
736 1.1 christos
737 1.1 christos # EAP-SIM and EAP-AKA protected success/failure indication using AT_RESULT_IND
738 1.1 christos # (default: 0 = disabled).
739 1.1 christos #eap_sim_aka_result_ind=1
740 1.1 christos
741 1.1 christos # Trusted Network Connect (TNC)
742 1.1 christos # If enabled, TNC validation will be required before the peer is allowed to
743 1.1 christos # connect. Note: This is only used with EAP-TTLS and EAP-FAST. If any other
744 1.1 christos # EAP method is enabled, the peer will be allowed to connect without TNC.
745 1.1 christos #tnc=1
746 1.1 christos
747 1.1 christos
748 1.1 christos ##### IEEE 802.11f - Inter-Access Point Protocol (IAPP) #######################
749 1.1 christos
750 1.1 christos # Interface to be used for IAPP broadcast packets
751 1.1 christos #iapp_interface=eth0
752 1.1 christos
753 1.1 christos
754 1.1 christos ##### RADIUS client configuration #############################################
755 1.1 christos # for IEEE 802.1X with external Authentication Server, IEEE 802.11
756 1.1 christos # authentication with external ACL for MAC addresses, and accounting
757 1.1 christos
758 1.1 christos # The own IP address of the access point (used as NAS-IP-Address)
759 1.1 christos own_ip_addr=127.0.0.1
760 1.1 christos
761 1.1 christos # Optional NAS-Identifier string for RADIUS messages. When used, this should be
762 1.1 christos # a unique to the NAS within the scope of the RADIUS server. For example, a
763 1.1 christos # fully qualified domain name can be used here.
764 1.1 christos # When using IEEE 802.11r, nas_identifier must be set and must be between 1 and
765 1.1 christos # 48 octets long.
766 1.1 christos #nas_identifier=ap.example.com
767 1.1 christos
768 1.1 christos # RADIUS authentication server
769 1.1 christos #auth_server_addr=127.0.0.1
770 1.1 christos #auth_server_port=1812
771 1.1 christos #auth_server_shared_secret=secret
772 1.1 christos
773 1.1 christos # RADIUS accounting server
774 1.1 christos #acct_server_addr=127.0.0.1
775 1.1 christos #acct_server_port=1813
776 1.1 christos #acct_server_shared_secret=secret
777 1.1 christos
778 1.1 christos # Secondary RADIUS servers; to be used if primary one does not reply to
779 1.1 christos # RADIUS packets. These are optional and there can be more than one secondary
780 1.1 christos # server listed.
781 1.1 christos #auth_server_addr=127.0.0.2
782 1.1 christos #auth_server_port=1812
783 1.1 christos #auth_server_shared_secret=secret2
784 1.1 christos #
785 1.1 christos #acct_server_addr=127.0.0.2
786 1.1 christos #acct_server_port=1813
787 1.1 christos #acct_server_shared_secret=secret2
788 1.1 christos
789 1.1 christos # Retry interval for trying to return to the primary RADIUS server (in
790 1.1 christos # seconds). RADIUS client code will automatically try to use the next server
791 1.1 christos # when the current server is not replying to requests. If this interval is set,
792 1.1 christos # primary server will be retried after configured amount of time even if the
793 1.1 christos # currently used secondary server is still working.
794 1.1 christos #radius_retry_primary_interval=600
795 1.1 christos
796 1.1 christos
797 1.1 christos # Interim accounting update interval
798 1.1 christos # If this is set (larger than 0) and acct_server is configured, hostapd will
799 1.1 christos # send interim accounting updates every N seconds. Note: if set, this overrides
800 1.1 christos # possible Acct-Interim-Interval attribute in Access-Accept message. Thus, this
801 1.1 christos # value should not be configured in hostapd.conf, if RADIUS server is used to
802 1.1 christos # control the interim interval.
803 1.1 christos # This value should not be less 600 (10 minutes) and must not be less than
804 1.1 christos # 60 (1 minute).
805 1.1 christos #radius_acct_interim_interval=600
806 1.1 christos
807 1.1.1.4 christos # Request Chargeable-User-Identity (RFC 4372)
808 1.1.1.4 christos # This parameter can be used to configure hostapd to request CUI from the
809 1.1.1.4 christos # RADIUS server by including Chargeable-User-Identity attribute into
810 1.1.1.4 christos # Access-Request packets.
811 1.1.1.4 christos #radius_request_cui=1
812 1.1.1.4 christos
813 1.1 christos # Dynamic VLAN mode; allow RADIUS authentication server to decide which VLAN
814 1.1 christos # is used for the stations. This information is parsed from following RADIUS
815 1.1 christos # attributes based on RFC 3580 and RFC 2868: Tunnel-Type (value 13 = VLAN),
816 1.1 christos # Tunnel-Medium-Type (value 6 = IEEE 802), Tunnel-Private-Group-ID (value
817 1.1 christos # VLANID as a string). vlan_file option below must be configured if dynamic
818 1.1 christos # VLANs are used. Optionally, the local MAC ACL list (accept_mac_file) can be
819 1.1 christos # used to set static client MAC address to VLAN ID mapping.
820 1.1 christos # 0 = disabled (default)
821 1.1 christos # 1 = option; use default interface if RADIUS server does not include VLAN ID
822 1.1 christos # 2 = required; reject authentication if RADIUS server does not include VLAN ID
823 1.1 christos #dynamic_vlan=0
824 1.1 christos
825 1.1 christos # VLAN interface list for dynamic VLAN mode is read from a separate text file.
826 1.1 christos # This list is used to map VLAN ID from the RADIUS server to a network
827 1.1 christos # interface. Each station is bound to one interface in the same way as with
828 1.1 christos # multiple BSSIDs or SSIDs. Each line in this text file is defining a new
829 1.1 christos # interface and the line must include VLAN ID and interface name separated by
830 1.1 christos # white space (space or tab).
831 1.1 christos #vlan_file=/etc/hostapd.vlan
832 1.1 christos
833 1.1 christos # Interface where 802.1q tagged packets should appear when a RADIUS server is
834 1.1 christos # used to determine which VLAN a station is on. hostapd creates a bridge for
835 1.1 christos # each VLAN. Then hostapd adds a VLAN interface (associated with the interface
836 1.1 christos # indicated by 'vlan_tagged_interface') and the appropriate wireless interface
837 1.1 christos # to the bridge.
838 1.1 christos #vlan_tagged_interface=eth0
839 1.1 christos
840 1.1.1.4 christos # When hostapd creates a VLAN interface on vlan_tagged_interfaces, it needs
841 1.1.1.4 christos # to know how to name it.
842 1.1.1.4 christos # 0 = vlan<XXX>, e.g., vlan1
843 1.1.1.4 christos # 1 = <vlan_tagged_interface>.<XXX>, e.g. eth0.1
844 1.1.1.4 christos #vlan_naming=0
845 1.1.1.4 christos
846 1.1.1.4 christos # Arbitrary RADIUS attributes can be added into Access-Request and
847 1.1.1.4 christos # Accounting-Request packets by specifying the contents of the attributes with
848 1.1.1.4 christos # the following configuration parameters. There can be multiple of these to
849 1.1.1.4 christos # add multiple attributes. These parameters can also be used to override some
850 1.1.1.4 christos # of the attributes added automatically by hostapd.
851 1.1.1.4 christos # Format: <attr_id>[:<syntax:value>]
852 1.1.1.4 christos # attr_id: RADIUS attribute type (e.g., 26 = Vendor-Specific)
853 1.1.1.4 christos # syntax: s = string (UTF-8), d = integer, x = octet string
854 1.1.1.4 christos # value: attribute value in format indicated by the syntax
855 1.1.1.4 christos # If syntax and value parts are omitted, a null value (single 0x00 octet) is
856 1.1.1.4 christos # used.
857 1.1.1.4 christos #
858 1.1.1.4 christos # Additional Access-Request attributes
859 1.1.1.4 christos # radius_auth_req_attr=<attr_id>[:<syntax:value>]
860 1.1.1.4 christos # Examples:
861 1.1.1.4 christos # Operator-Name = "Operator"
862 1.1.1.4 christos #radius_auth_req_attr=126:s:Operator
863 1.1.1.4 christos # Service-Type = Framed (2)
864 1.1.1.4 christos #radius_auth_req_attr=6:d:2
865 1.1.1.4 christos # Connect-Info = "testing" (this overrides the automatically generated value)
866 1.1.1.4 christos #radius_auth_req_attr=77:s:testing
867 1.1.1.4 christos # Same Connect-Info value set as a hexdump
868 1.1.1.4 christos #radius_auth_req_attr=77:x:74657374696e67
869 1.1.1.4 christos
870 1.1.1.4 christos #
871 1.1.1.4 christos # Additional Accounting-Request attributes
872 1.1.1.4 christos # radius_acct_req_attr=<attr_id>[:<syntax:value>]
873 1.1.1.4 christos # Examples:
874 1.1.1.4 christos # Operator-Name = "Operator"
875 1.1.1.4 christos #radius_acct_req_attr=126:s:Operator
876 1.1.1.4 christos
877 1.1.1.4 christos # Dynamic Authorization Extensions (RFC 5176)
878 1.1.1.4 christos # This mechanism can be used to allow dynamic changes to user session based on
879 1.1.1.4 christos # commands from a RADIUS server (or some other disconnect client that has the
880 1.1.1.4 christos # needed session information). For example, Disconnect message can be used to
881 1.1.1.4 christos # request an associated station to be disconnected.
882 1.1.1.4 christos #
883 1.1.1.4 christos # This is disabled by default. Set radius_das_port to non-zero UDP port
884 1.1.1.4 christos # number to enable.
885 1.1.1.4 christos #radius_das_port=3799
886 1.1.1.4 christos #
887 1.1.1.4 christos # DAS client (the host that can send Disconnect/CoA requests) and shared secret
888 1.1.1.4 christos #radius_das_client=192.168.1.123 shared secret here
889 1.1.1.4 christos #
890 1.1.1.4 christos # DAS Event-Timestamp time window in seconds
891 1.1.1.4 christos #radius_das_time_window=300
892 1.1.1.4 christos #
893 1.1.1.4 christos # DAS require Event-Timestamp
894 1.1.1.4 christos #radius_das_require_event_timestamp=1
895 1.1 christos
896 1.1 christos ##### RADIUS authentication server configuration ##############################
897 1.1 christos
898 1.1 christos # hostapd can be used as a RADIUS authentication server for other hosts. This
899 1.1 christos # requires that the integrated EAP server is also enabled and both
900 1.1 christos # authentication services are sharing the same configuration.
901 1.1 christos
902 1.1 christos # File name of the RADIUS clients configuration for the RADIUS server. If this
903 1.1 christos # commented out, RADIUS server is disabled.
904 1.1 christos #radius_server_clients=/etc/hostapd.radius_clients
905 1.1 christos
906 1.1 christos # The UDP port number for the RADIUS authentication server
907 1.1 christos #radius_server_auth_port=1812
908 1.1 christos
909 1.1 christos # Use IPv6 with RADIUS server (IPv4 will also be supported using IPv6 API)
910 1.1 christos #radius_server_ipv6=1
911 1.1 christos
912 1.1 christos
913 1.1 christos ##### WPA/IEEE 802.11i configuration ##########################################
914 1.1 christos
915 1.1 christos # Enable WPA. Setting this variable configures the AP to require WPA (either
916 1.1 christos # WPA-PSK or WPA-RADIUS/EAP based on other configuration). For WPA-PSK, either
917 1.1 christos # wpa_psk or wpa_passphrase must be set and wpa_key_mgmt must include WPA-PSK.
918 1.1.1.4 christos # Instead of wpa_psk / wpa_passphrase, wpa_psk_radius might suffice.
919 1.1 christos # For WPA-RADIUS/EAP, ieee8021x must be set (but without dynamic WEP keys),
920 1.1 christos # RADIUS authentication server must be configured, and WPA-EAP must be included
921 1.1 christos # in wpa_key_mgmt.
922 1.1 christos # This field is a bit field that can be used to enable WPA (IEEE 802.11i/D3.0)
923 1.1 christos # and/or WPA2 (full IEEE 802.11i/RSN):
924 1.1 christos # bit0 = WPA
925 1.1 christos # bit1 = IEEE 802.11i/RSN (WPA2) (dot11RSNAEnabled)
926 1.1 christos #wpa=1
927 1.1 christos
928 1.1 christos # WPA pre-shared keys for WPA-PSK. This can be either entered as a 256-bit
929 1.1 christos # secret in hex format (64 hex digits), wpa_psk, or as an ASCII passphrase
930 1.1 christos # (8..63 characters) that will be converted to PSK. This conversion uses SSID
931 1.1 christos # so the PSK changes when ASCII passphrase is used and the SSID is changed.
932 1.1 christos # wpa_psk (dot11RSNAConfigPSKValue)
933 1.1 christos # wpa_passphrase (dot11RSNAConfigPSKPassPhrase)
934 1.1 christos #wpa_psk=0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef
935 1.1 christos #wpa_passphrase=secret passphrase
936 1.1 christos
937 1.1 christos # Optionally, WPA PSKs can be read from a separate text file (containing list
938 1.1 christos # of (PSK,MAC address) pairs. This allows more than one PSK to be configured.
939 1.1 christos # Use absolute path name to make sure that the files can be read on SIGHUP
940 1.1 christos # configuration reloads.
941 1.1 christos #wpa_psk_file=/etc/hostapd.wpa_psk
942 1.1 christos
943 1.1.1.4 christos # Optionally, WPA passphrase can be received from RADIUS authentication server
944 1.1.1.4 christos # This requires macaddr_acl to be set to 2 (RADIUS)
945 1.1.1.4 christos # 0 = disabled (default)
946 1.1.1.4 christos # 1 = optional; use default passphrase/psk if RADIUS server does not include
947 1.1.1.4 christos # Tunnel-Password
948 1.1.1.4 christos # 2 = required; reject authentication if RADIUS server does not include
949 1.1.1.4 christos # Tunnel-Password
950 1.1.1.4 christos #wpa_psk_radius=0
951 1.1.1.4 christos
952 1.1 christos # Set of accepted key management algorithms (WPA-PSK, WPA-EAP, or both). The
953 1.1 christos # entries are separated with a space. WPA-PSK-SHA256 and WPA-EAP-SHA256 can be
954 1.1 christos # added to enable SHA256-based stronger algorithms.
955 1.1 christos # (dot11RSNAConfigAuthenticationSuitesTable)
956 1.1 christos #wpa_key_mgmt=WPA-PSK WPA-EAP
957 1.1 christos
958 1.1 christos # Set of accepted cipher suites (encryption algorithms) for pairwise keys
959 1.1 christos # (unicast packets). This is a space separated list of algorithms:
960 1.1 christos # CCMP = AES in Counter mode with CBC-MAC [RFC 3610, IEEE 802.11i/D7.0]
961 1.1 christos # TKIP = Temporal Key Integrity Protocol [IEEE 802.11i/D7.0]
962 1.1 christos # Group cipher suite (encryption algorithm for broadcast and multicast frames)
963 1.1 christos # is automatically selected based on this configuration. If only CCMP is
964 1.1 christos # allowed as the pairwise cipher, group cipher will also be CCMP. Otherwise,
965 1.1 christos # TKIP will be used as the group cipher.
966 1.1 christos # (dot11RSNAConfigPairwiseCiphersTable)
967 1.1 christos # Pairwise cipher for WPA (v1) (default: TKIP)
968 1.1 christos #wpa_pairwise=TKIP CCMP
969 1.1 christos # Pairwise cipher for RSN/WPA2 (default: use wpa_pairwise value)
970 1.1 christos #rsn_pairwise=CCMP
971 1.1 christos
972 1.1 christos # Time interval for rekeying GTK (broadcast/multicast encryption keys) in
973 1.1 christos # seconds. (dot11RSNAConfigGroupRekeyTime)
974 1.1 christos #wpa_group_rekey=600
975 1.1 christos
976 1.1 christos # Rekey GTK when any STA that possesses the current GTK is leaving the BSS.
977 1.1 christos # (dot11RSNAConfigGroupRekeyStrict)
978 1.1 christos #wpa_strict_rekey=1
979 1.1 christos
980 1.1 christos # Time interval for rekeying GMK (master key used internally to generate GTKs
981 1.1 christos # (in seconds).
982 1.1 christos #wpa_gmk_rekey=86400
983 1.1 christos
984 1.1 christos # Maximum lifetime for PTK in seconds. This can be used to enforce rekeying of
985 1.1 christos # PTK to mitigate some attacks against TKIP deficiencies.
986 1.1 christos #wpa_ptk_rekey=600
987 1.1 christos
988 1.1 christos # Enable IEEE 802.11i/RSN/WPA2 pre-authentication. This is used to speed up
989 1.1 christos # roaming be pre-authenticating IEEE 802.1X/EAP part of the full RSN
990 1.1 christos # authentication and key handshake before actually associating with a new AP.
991 1.1 christos # (dot11RSNAPreauthenticationEnabled)
992 1.1 christos #rsn_preauth=1
993 1.1 christos #
994 1.1 christos # Space separated list of interfaces from which pre-authentication frames are
995 1.1 christos # accepted (e.g., 'eth0' or 'eth0 wlan0wds0'. This list should include all
996 1.1 christos # interface that are used for connections to other APs. This could include
997 1.1 christos # wired interfaces and WDS links. The normal wireless data interface towards
998 1.1 christos # associated stations (e.g., wlan0) should not be added, since
999 1.1 christos # pre-authentication is only used with APs other than the currently associated
1000 1.1 christos # one.
1001 1.1 christos #rsn_preauth_interfaces=eth0
1002 1.1 christos
1003 1.1 christos # peerkey: Whether PeerKey negotiation for direct links (IEEE 802.11e) is
1004 1.1 christos # allowed. This is only used with RSN/WPA2.
1005 1.1 christos # 0 = disabled (default)
1006 1.1 christos # 1 = enabled
1007 1.1 christos #peerkey=1
1008 1.1 christos
1009 1.1 christos # ieee80211w: Whether management frame protection (MFP) is enabled
1010 1.1 christos # 0 = disabled (default)
1011 1.1 christos # 1 = optional
1012 1.1 christos # 2 = required
1013 1.1 christos #ieee80211w=0
1014 1.1 christos
1015 1.1 christos # Association SA Query maximum timeout (in TU = 1.024 ms; for MFP)
1016 1.1 christos # (maximum time to wait for a SA Query response)
1017 1.1 christos # dot11AssociationSAQueryMaximumTimeout, 1...4294967295
1018 1.1 christos #assoc_sa_query_max_timeout=1000
1019 1.1 christos
1020 1.1 christos # Association SA Query retry timeout (in TU = 1.024 ms; for MFP)
1021 1.1 christos # (time between two subsequent SA Query requests)
1022 1.1 christos # dot11AssociationSAQueryRetryTimeout, 1...4294967295
1023 1.1 christos #assoc_sa_query_retry_timeout=201
1024 1.1 christos
1025 1.1.1.3 christos # disable_pmksa_caching: Disable PMKSA caching
1026 1.1.1.3 christos # This parameter can be used to disable caching of PMKSA created through EAP
1027 1.1.1.3 christos # authentication. RSN preauthentication may still end up using PMKSA caching if
1028 1.1.1.3 christos # it is enabled (rsn_preauth=1).
1029 1.1.1.3 christos # 0 = PMKSA caching enabled (default)
1030 1.1.1.3 christos # 1 = PMKSA caching disabled
1031 1.1.1.3 christos #disable_pmksa_caching=0
1032 1.1 christos
1033 1.1 christos # okc: Opportunistic Key Caching (aka Proactive Key Caching)
1034 1.1 christos # Allow PMK cache to be shared opportunistically among configured interfaces
1035 1.1 christos # and BSSes (i.e., all configurations within a single hostapd process).
1036 1.1 christos # 0 = disabled (default)
1037 1.1 christos # 1 = enabled
1038 1.1 christos #okc=1
1039 1.1 christos
1040 1.1 christos
1041 1.1 christos ##### IEEE 802.11r configuration ##############################################
1042 1.1 christos
1043 1.1 christos # Mobility Domain identifier (dot11FTMobilityDomainID, MDID)
1044 1.1 christos # MDID is used to indicate a group of APs (within an ESS, i.e., sharing the
1045 1.1 christos # same SSID) between which a STA can use Fast BSS Transition.
1046 1.1 christos # 2-octet identifier as a hex string.
1047 1.1 christos #mobility_domain=a1b2
1048 1.1 christos
1049 1.1 christos # PMK-R0 Key Holder identifier (dot11FTR0KeyHolderID)
1050 1.1 christos # 1 to 48 octet identifier.
1051 1.1 christos # This is configured with nas_identifier (see RADIUS client section above).
1052 1.1 christos
1053 1.1 christos # Default lifetime of the PMK-RO in minutes; range 1..65535
1054 1.1 christos # (dot11FTR0KeyLifetime)
1055 1.1 christos #r0_key_lifetime=10000
1056 1.1 christos
1057 1.1 christos # PMK-R1 Key Holder identifier (dot11FTR1KeyHolderID)
1058 1.1 christos # 6-octet identifier as a hex string.
1059 1.1 christos #r1_key_holder=000102030405
1060 1.1 christos
1061 1.1 christos # Reassociation deadline in time units (TUs / 1.024 ms; range 1000..65535)
1062 1.1 christos # (dot11FTReassociationDeadline)
1063 1.1 christos #reassociation_deadline=1000
1064 1.1 christos
1065 1.1 christos # List of R0KHs in the same Mobility Domain
1066 1.1 christos # format: <MAC address> <NAS Identifier> <128-bit key as hex string>
1067 1.1 christos # This list is used to map R0KH-ID (NAS Identifier) to a destination MAC
1068 1.1 christos # address when requesting PMK-R1 key from the R0KH that the STA used during the
1069 1.1 christos # Initial Mobility Domain Association.
1070 1.1 christos #r0kh=02:01:02:03:04:05 r0kh-1.example.com 000102030405060708090a0b0c0d0e0f
1071 1.1 christos #r0kh=02:01:02:03:04:06 r0kh-2.example.com 00112233445566778899aabbccddeeff
1072 1.1 christos # And so on.. One line per R0KH.
1073 1.1 christos
1074 1.1 christos # List of R1KHs in the same Mobility Domain
1075 1.1 christos # format: <MAC address> <R1KH-ID> <128-bit key as hex string>
1076 1.1 christos # This list is used to map R1KH-ID to a destination MAC address when sending
1077 1.1 christos # PMK-R1 key from the R0KH. This is also the list of authorized R1KHs in the MD
1078 1.1 christos # that can request PMK-R1 keys.
1079 1.1 christos #r1kh=02:01:02:03:04:05 02:11:22:33:44:55 000102030405060708090a0b0c0d0e0f
1080 1.1 christos #r1kh=02:01:02:03:04:06 02:11:22:33:44:66 00112233445566778899aabbccddeeff
1081 1.1 christos # And so on.. One line per R1KH.
1082 1.1 christos
1083 1.1 christos # Whether PMK-R1 push is enabled at R0KH
1084 1.1 christos # 0 = do not push PMK-R1 to all configured R1KHs (default)
1085 1.1 christos # 1 = push PMK-R1 to all configured R1KHs whenever a new PMK-R0 is derived
1086 1.1 christos #pmk_r1_push=1
1087 1.1 christos
1088 1.1 christos ##### Neighbor table ##########################################################
1089 1.1 christos # Maximum number of entries kept in AP table (either for neigbor table or for
1090 1.1 christos # detecting Overlapping Legacy BSS Condition). The oldest entry will be
1091 1.1 christos # removed when adding a new entry that would make the list grow over this
1092 1.1 christos # limit. Note! WFA certification for IEEE 802.11g requires that OLBC is
1093 1.1 christos # enabled, so this field should not be set to 0 when using IEEE 802.11g.
1094 1.1 christos # default: 255
1095 1.1 christos #ap_table_max_size=255
1096 1.1 christos
1097 1.1 christos # Number of seconds of no frames received after which entries may be deleted
1098 1.1 christos # from the AP table. Since passive scanning is not usually performed frequently
1099 1.1 christos # this should not be set to very small value. In addition, there is no
1100 1.1 christos # guarantee that every scan cycle will receive beacon frames from the
1101 1.1 christos # neighboring APs.
1102 1.1 christos # default: 60
1103 1.1 christos #ap_table_expiration_time=3600
1104 1.1 christos
1105 1.1 christos
1106 1.1 christos ##### Wi-Fi Protected Setup (WPS) #############################################
1107 1.1 christos
1108 1.1 christos # WPS state
1109 1.1 christos # 0 = WPS disabled (default)
1110 1.1 christos # 1 = WPS enabled, not configured
1111 1.1 christos # 2 = WPS enabled, configured
1112 1.1 christos #wps_state=2
1113 1.1 christos
1114 1.1 christos # AP can be configured into a locked state where new WPS Registrar are not
1115 1.1 christos # accepted, but previously authorized Registrars (including the internal one)
1116 1.1 christos # can continue to add new Enrollees.
1117 1.1 christos #ap_setup_locked=1
1118 1.1 christos
1119 1.1 christos # Universally Unique IDentifier (UUID; see RFC 4122) of the device
1120 1.1 christos # This value is used as the UUID for the internal WPS Registrar. If the AP
1121 1.1 christos # is also using UPnP, this value should be set to the device's UPnP UUID.
1122 1.1 christos # If not configured, UUID will be generated based on the local MAC address.
1123 1.1 christos #uuid=12345678-9abc-def0-1234-56789abcdef0
1124 1.1 christos
1125 1.1 christos # Note: If wpa_psk_file is set, WPS is used to generate random, per-device PSKs
1126 1.1 christos # that will be appended to the wpa_psk_file. If wpa_psk_file is not set, the
1127 1.1 christos # default PSK (wpa_psk/wpa_passphrase) will be delivered to Enrollees. Use of
1128 1.1 christos # per-device PSKs is recommended as the more secure option (i.e., make sure to
1129 1.1 christos # set wpa_psk_file when using WPS with WPA-PSK).
1130 1.1 christos
1131 1.1 christos # When an Enrollee requests access to the network with PIN method, the Enrollee
1132 1.1 christos # PIN will need to be entered for the Registrar. PIN request notifications are
1133 1.1 christos # sent to hostapd ctrl_iface monitor. In addition, they can be written to a
1134 1.1 christos # text file that could be used, e.g., to populate the AP administration UI with
1135 1.1 christos # pending PIN requests. If the following variable is set, the PIN requests will
1136 1.1 christos # be written to the configured file.
1137 1.1 christos #wps_pin_requests=/var/run/hostapd_wps_pin_requests
1138 1.1 christos
1139 1.1 christos # Device Name
1140 1.1 christos # User-friendly description of device; up to 32 octets encoded in UTF-8
1141 1.1 christos #device_name=Wireless AP
1142 1.1 christos
1143 1.1 christos # Manufacturer
1144 1.1 christos # The manufacturer of the device (up to 64 ASCII characters)
1145 1.1 christos #manufacturer=Company
1146 1.1 christos
1147 1.1 christos # Model Name
1148 1.1 christos # Model of the device (up to 32 ASCII characters)
1149 1.1 christos #model_name=WAP
1150 1.1 christos
1151 1.1 christos # Model Number
1152 1.1 christos # Additional device description (up to 32 ASCII characters)
1153 1.1 christos #model_number=123
1154 1.1 christos
1155 1.1 christos # Serial Number
1156 1.1 christos # Serial number of the device (up to 32 characters)
1157 1.1 christos #serial_number=12345
1158 1.1 christos
1159 1.1 christos # Primary Device Type
1160 1.1 christos # Used format: <categ>-<OUI>-<subcateg>
1161 1.1 christos # categ = Category as an integer value
1162 1.1 christos # OUI = OUI and type octet as a 4-octet hex-encoded value; 0050F204 for
1163 1.1 christos # default WPS OUI
1164 1.1 christos # subcateg = OUI-specific Sub Category as an integer value
1165 1.1 christos # Examples:
1166 1.1 christos # 1-0050F204-1 (Computer / PC)
1167 1.1 christos # 1-0050F204-2 (Computer / Server)
1168 1.1 christos # 5-0050F204-1 (Storage / NAS)
1169 1.1 christos # 6-0050F204-1 (Network Infrastructure / AP)
1170 1.1 christos #device_type=6-0050F204-1
1171 1.1 christos
1172 1.1 christos # OS Version
1173 1.1 christos # 4-octet operating system version number (hex string)
1174 1.1 christos #os_version=01020300
1175 1.1 christos
1176 1.1 christos # Config Methods
1177 1.1 christos # List of the supported configuration methods
1178 1.1 christos # Available methods: usba ethernet label display ext_nfc_token int_nfc_token
1179 1.1.1.3 christos # nfc_interface push_button keypad virtual_display physical_display
1180 1.1.1.3 christos # virtual_push_button physical_push_button
1181 1.1.1.3 christos #config_methods=label virtual_display virtual_push_button keypad
1182 1.1.1.3 christos
1183 1.1.1.3 christos # WPS capability discovery workaround for PBC with Windows 7
1184 1.1.1.3 christos # Windows 7 uses incorrect way of figuring out AP's WPS capabilities by acting
1185 1.1.1.3 christos # as a Registrar and using M1 from the AP. The config methods attribute in that
1186 1.1.1.3 christos # message is supposed to indicate only the configuration method supported by
1187 1.1.1.3 christos # the AP in Enrollee role, i.e., to add an external Registrar. For that case,
1188 1.1.1.3 christos # PBC shall not be used and as such, the PushButton config method is removed
1189 1.1.1.3 christos # from M1 by default. If pbc_in_m1=1 is included in the configuration file,
1190 1.1.1.3 christos # the PushButton config method is left in M1 (if included in config_methods
1191 1.1.1.3 christos # parameter) to allow Windows 7 to use PBC instead of PIN (e.g., from a label
1192 1.1.1.3 christos # in the AP).
1193 1.1.1.3 christos #pbc_in_m1=1
1194 1.1 christos
1195 1.1.1.2 christos # Static access point PIN for initial configuration and adding Registrars
1196 1.1 christos # If not set, hostapd will not allow external WPS Registrars to control the
1197 1.1.1.2 christos # access point. The AP PIN can also be set at runtime with hostapd_cli
1198 1.1.1.2 christos # wps_ap_pin command. Use of temporary (enabled by user action) and random
1199 1.1.1.2 christos # AP PIN is much more secure than configuring a static AP PIN here. As such,
1200 1.1.1.2 christos # use of the ap_pin parameter is not recommended if the AP device has means for
1201 1.1.1.2 christos # displaying a random PIN.
1202 1.1 christos #ap_pin=12345670
1203 1.1 christos
1204 1.1 christos # Skip building of automatic WPS credential
1205 1.1 christos # This can be used to allow the automatically generated Credential attribute to
1206 1.1 christos # be replaced with pre-configured Credential(s).
1207 1.1 christos #skip_cred_build=1
1208 1.1 christos
1209 1.1 christos # Additional Credential attribute(s)
1210 1.1 christos # This option can be used to add pre-configured Credential attributes into M8
1211 1.1 christos # message when acting as a Registrar. If skip_cred_build=1, this data will also
1212 1.1 christos # be able to override the Credential attribute that would have otherwise been
1213 1.1 christos # automatically generated based on network configuration. This configuration
1214 1.1 christos # option points to an external file that much contain the WPS Credential
1215 1.1 christos # attribute(s) as binary data.
1216 1.1 christos #extra_cred=hostapd.cred
1217 1.1 christos
1218 1.1 christos # Credential processing
1219 1.1 christos # 0 = process received credentials internally (default)
1220 1.1 christos # 1 = do not process received credentials; just pass them over ctrl_iface to
1221 1.1 christos # external program(s)
1222 1.1 christos # 2 = process received credentials internally and pass them over ctrl_iface
1223 1.1 christos # to external program(s)
1224 1.1 christos # Note: With wps_cred_processing=1, skip_cred_build should be set to 1 and
1225 1.1 christos # extra_cred be used to provide the Credential data for Enrollees.
1226 1.1 christos #
1227 1.1 christos # wps_cred_processing=1 will disabled automatic updates of hostapd.conf file
1228 1.1 christos # both for Credential processing and for marking AP Setup Locked based on
1229 1.1 christos # validation failures of AP PIN. An external program is responsible on updating
1230 1.1 christos # the configuration appropriately in this case.
1231 1.1 christos #wps_cred_processing=0
1232 1.1 christos
1233 1.1 christos # AP Settings Attributes for M7
1234 1.1 christos # By default, hostapd generates the AP Settings Attributes for M7 based on the
1235 1.1 christos # current configuration. It is possible to override this by providing a file
1236 1.1 christos # with pre-configured attributes. This is similar to extra_cred file format,
1237 1.1 christos # but the AP Settings attributes are not encapsulated in a Credential
1238 1.1 christos # attribute.
1239 1.1 christos #ap_settings=hostapd.ap_settings
1240 1.1 christos
1241 1.1 christos # WPS UPnP interface
1242 1.1 christos # If set, support for external Registrars is enabled.
1243 1.1 christos #upnp_iface=br0
1244 1.1 christos
1245 1.1 christos # Friendly Name (required for UPnP)
1246 1.1 christos # Short description for end use. Should be less than 64 characters.
1247 1.1 christos #friendly_name=WPS Access Point
1248 1.1 christos
1249 1.1 christos # Manufacturer URL (optional for UPnP)
1250 1.1 christos #manufacturer_url=http://www.example.com/
1251 1.1 christos
1252 1.1 christos # Model Description (recommended for UPnP)
1253 1.1 christos # Long description for end user. Should be less than 128 characters.
1254 1.1 christos #model_description=Wireless Access Point
1255 1.1 christos
1256 1.1 christos # Model URL (optional for UPnP)
1257 1.1 christos #model_url=http://www.example.com/model/
1258 1.1 christos
1259 1.1 christos # Universal Product Code (optional for UPnP)
1260 1.1 christos # 12-digit, all-numeric code that identifies the consumer package.
1261 1.1 christos #upc=123456789012
1262 1.1 christos
1263 1.1.1.4 christos # WPS RF Bands (a = 5G, b = 2.4G, g = 2.4G, ag = dual band)
1264 1.1.1.4 christos # This value should be set according to RF band(s) supported by the AP if
1265 1.1.1.4 christos # hw_mode is not set. For dual band dual concurrent devices, this needs to be
1266 1.1.1.4 christos # set to ag to allow both RF bands to be advertized.
1267 1.1.1.4 christos #wps_rf_bands=ag
1268 1.1.1.4 christos
1269 1.1.1.4 christos # NFC password token for WPS
1270 1.1.1.4 christos # These parameters can be used to configure a fixed NFC password token for the
1271 1.1.1.4 christos # AP. This can be generated, e.g., with nfc_pw_token from wpa_supplicant. When
1272 1.1.1.4 christos # these parameters are used, the AP is assumed to be deployed with a NFC tag
1273 1.1.1.4 christos # that includes the matching NFC password token (e.g., written based on the
1274 1.1.1.4 christos # NDEF record from nfc_pw_token).
1275 1.1.1.4 christos #
1276 1.1.1.4 christos #wps_nfc_dev_pw_id: Device Password ID (16..65535)
1277 1.1.1.4 christos #wps_nfc_dh_pubkey: Hexdump of DH Public Key
1278 1.1.1.4 christos #wps_nfc_dh_privkey: Hexdump of DH Private Key
1279 1.1.1.4 christos #wps_nfc_dev_pw: Hexdump of Device Password
1280 1.1.1.4 christos
1281 1.1.1.3 christos ##### Wi-Fi Direct (P2P) ######################################################
1282 1.1.1.3 christos
1283 1.1.1.3 christos # Enable P2P Device management
1284 1.1.1.3 christos #manage_p2p=1
1285 1.1.1.3 christos
1286 1.1.1.3 christos # Allow cross connection
1287 1.1.1.3 christos #allow_cross_connection=1
1288 1.1.1.3 christos
1289 1.1.1.3 christos #### TDLS (IEEE 802.11z-2010) #################################################
1290 1.1.1.3 christos
1291 1.1.1.3 christos # Prohibit use of TDLS in this BSS
1292 1.1.1.3 christos #tdls_prohibit=1
1293 1.1.1.3 christos
1294 1.1.1.3 christos # Prohibit use of TDLS Channel Switching in this BSS
1295 1.1.1.3 christos #tdls_prohibit_chan_switch=1
1296 1.1.1.3 christos
1297 1.1.1.3 christos ##### IEEE 802.11v-2011 #######################################################
1298 1.1.1.3 christos
1299 1.1.1.3 christos # Time advertisement
1300 1.1.1.3 christos # 0 = disabled (default)
1301 1.1.1.3 christos # 2 = UTC time at which the TSF timer is 0
1302 1.1.1.3 christos #time_advertisement=2
1303 1.1.1.3 christos
1304 1.1.1.3 christos # Local time zone as specified in 8.3 of IEEE Std 1003.1-2004:
1305 1.1.1.3 christos # stdoffset[dst[offset][,start[/time],end[/time]]]
1306 1.1.1.3 christos #time_zone=EST5
1307 1.1.1.3 christos
1308 1.1.1.4 christos # WNM-Sleep Mode (extended sleep mode for stations)
1309 1.1.1.4 christos # 0 = disabled (default)
1310 1.1.1.4 christos # 1 = enabled (allow stations to use WNM-Sleep Mode)
1311 1.1.1.4 christos #wnm_sleep_mode=1
1312 1.1.1.4 christos
1313 1.1.1.4 christos # BSS Transition Management
1314 1.1.1.4 christos # 0 = disabled (default)
1315 1.1.1.4 christos # 1 = enabled
1316 1.1.1.4 christos #bss_transition=1
1317 1.1.1.4 christos
1318 1.1.1.3 christos ##### IEEE 802.11u-2011 #######################################################
1319 1.1.1.3 christos
1320 1.1.1.3 christos # Enable Interworking service
1321 1.1.1.3 christos #interworking=1
1322 1.1.1.3 christos
1323 1.1.1.3 christos # Access Network Type
1324 1.1.1.3 christos # 0 = Private network
1325 1.1.1.3 christos # 1 = Private network with guest access
1326 1.1.1.3 christos # 2 = Chargeable public network
1327 1.1.1.3 christos # 3 = Free public network
1328 1.1.1.3 christos # 4 = Personal device network
1329 1.1.1.3 christos # 5 = Emergency services only network
1330 1.1.1.3 christos # 14 = Test or experimental
1331 1.1.1.3 christos # 15 = Wildcard
1332 1.1.1.3 christos #access_network_type=0
1333 1.1.1.3 christos
1334 1.1.1.3 christos # Whether the network provides connectivity to the Internet
1335 1.1.1.3 christos # 0 = Unspecified
1336 1.1.1.3 christos # 1 = Network provides connectivity to the Internet
1337 1.1.1.3 christos #internet=1
1338 1.1.1.3 christos
1339 1.1.1.3 christos # Additional Step Required for Access
1340 1.1.1.3 christos # Note: This is only used with open network, i.e., ASRA shall ne set to 0 if
1341 1.1.1.3 christos # RSN is used.
1342 1.1.1.3 christos #asra=0
1343 1.1.1.3 christos
1344 1.1.1.3 christos # Emergency services reachable
1345 1.1.1.3 christos #esr=0
1346 1.1.1.3 christos
1347 1.1.1.3 christos # Unauthenticated emergency service accessible
1348 1.1.1.3 christos #uesa=0
1349 1.1.1.3 christos
1350 1.1.1.3 christos # Venue Info (optional)
1351 1.1.1.3 christos # The available values are defined in IEEE Std 802.11u-2011, 7.3.1.34.
1352 1.1.1.3 christos # Example values (group,type):
1353 1.1.1.3 christos # 0,0 = Unspecified
1354 1.1.1.3 christos # 1,7 = Convention Center
1355 1.1.1.3 christos # 1,13 = Coffee Shop
1356 1.1.1.3 christos # 2,0 = Unspecified Business
1357 1.1.1.3 christos # 7,1 Private Residence
1358 1.1.1.3 christos #venue_group=7
1359 1.1.1.3 christos #venue_type=1
1360 1.1.1.3 christos
1361 1.1.1.3 christos # Homogeneous ESS identifier (optional; dot11HESSID)
1362 1.1.1.3 christos # If set, this shall be identifical to one of the BSSIDs in the homogeneous
1363 1.1.1.3 christos # ESS and this shall be set to the same value across all BSSs in homogeneous
1364 1.1.1.3 christos # ESS.
1365 1.1.1.3 christos #hessid=02:03:04:05:06:07
1366 1.1.1.3 christos
1367 1.1.1.3 christos # Roaming Consortium List
1368 1.1.1.3 christos # Arbitrary number of Roaming Consortium OIs can be configured with each line
1369 1.1.1.3 christos # adding a new OI to the list. The first three entries are available through
1370 1.1.1.3 christos # Beacon and Probe Response frames. Any additional entry will be available only
1371 1.1.1.4 christos # through ANQP queries. Each OI is between 3 and 15 octets and is configured as
1372 1.1.1.3 christos # a hexstring.
1373 1.1.1.3 christos #roaming_consortium=021122
1374 1.1.1.3 christos #roaming_consortium=2233445566
1375 1.1.1.3 christos
1376 1.1.1.4 christos # Venue Name information
1377 1.1.1.4 christos # This parameter can be used to configure one or more Venue Name Duples for
1378 1.1.1.4 christos # Venue Name ANQP information. Each entry has a two or three character language
1379 1.1.1.4 christos # code (ISO-639) separated by colon from the venue name string.
1380 1.1.1.4 christos # Note that venue_group and venue_type have to be set for Venue Name
1381 1.1.1.4 christos # information to be complete.
1382 1.1.1.4 christos #venue_name=eng:Example venue
1383 1.1.1.4 christos #venue_name=fin:Esimerkkipaikka
1384 1.1.1.4 christos
1385 1.1.1.4 christos # Network Authentication Type
1386 1.1.1.4 christos # This parameter indicates what type of network authentication is used in the
1387 1.1.1.4 christos # network.
1388 1.1.1.4 christos # format: <network auth type indicator (1-octet hex str)> [redirect URL]
1389 1.1.1.4 christos # Network Authentication Type Indicator values:
1390 1.1.1.4 christos # 00 = Acceptance of terms and conditions
1391 1.1.1.4 christos # 01 = On-line enrollment supported
1392 1.1.1.4 christos # 02 = http/https redirection
1393 1.1.1.4 christos # 03 = DNS redirection
1394 1.1.1.4 christos #network_auth_type=00
1395 1.1.1.4 christos #network_auth_type=02http://www.example.com/redirect/me/here/
1396 1.1.1.4 christos
1397 1.1.1.4 christos # IP Address Type Availability
1398 1.1.1.4 christos # format: <1-octet encoded value as hex str>
1399 1.1.1.4 christos # (ipv4_type & 0x3f) << 2 | (ipv6_type & 0x3)
1400 1.1.1.4 christos # ipv4_type:
1401 1.1.1.4 christos # 0 = Address type not available
1402 1.1.1.4 christos # 1 = Public IPv4 address available
1403 1.1.1.4 christos # 2 = Port-restricted IPv4 address available
1404 1.1.1.4 christos # 3 = Single NATed private IPv4 address available
1405 1.1.1.4 christos # 4 = Double NATed private IPv4 address available
1406 1.1.1.4 christos # 5 = Port-restricted IPv4 address and single NATed IPv4 address available
1407 1.1.1.4 christos # 6 = Port-restricted IPv4 address and double NATed IPv4 address available
1408 1.1.1.4 christos # 7 = Availability of the address type is not known
1409 1.1.1.4 christos # ipv6_type:
1410 1.1.1.4 christos # 0 = Address type not available
1411 1.1.1.4 christos # 1 = Address type available
1412 1.1.1.4 christos # 2 = Availability of the address type not known
1413 1.1.1.4 christos #ipaddr_type_availability=14
1414 1.1.1.4 christos
1415 1.1.1.4 christos # Domain Name
1416 1.1.1.4 christos # format: <variable-octet str>[,<variable-octet str>]
1417 1.1.1.4 christos #domain_name=example.com,another.example.com,yet-another.example.com
1418 1.1.1.4 christos
1419 1.1.1.4 christos # 3GPP Cellular Network information
1420 1.1.1.4 christos # format: <MCC1,MNC1>[;<MCC2,MNC2>][;...]
1421 1.1.1.4 christos #anqp_3gpp_cell_net=244,91;310,026;234,56
1422 1.1.1.4 christos
1423 1.1.1.4 christos # NAI Realm information
1424 1.1.1.4 christos # One or more realm can be advertised. Each nai_realm line adds a new realm to
1425 1.1.1.4 christos # the set. These parameters provide information for stations using Interworking
1426 1.1.1.4 christos # network selection to allow automatic connection to a network based on
1427 1.1.1.4 christos # credentials.
1428 1.1.1.4 christos # format: <encoding>,<NAI Realm(s)>[,<EAP Method 1>][,<EAP Method 2>][,...]
1429 1.1.1.4 christos # encoding:
1430 1.1.1.4 christos # 0 = Realm formatted in accordance with IETF RFC 4282
1431 1.1.1.4 christos # 1 = UTF-8 formatted character string that is not formatted in
1432 1.1.1.4 christos # accordance with IETF RFC 4282
1433 1.1.1.4 christos # NAI Realm(s): Semi-colon delimited NAI Realm(s)
1434 1.1.1.4 christos # EAP Method: <EAP Method>[:<[AuthParam1:Val1]>][<[AuthParam2:Val2]>][...]
1435 1.1.1.4 christos # AuthParam (Table 8-188 in IEEE Std 802.11-2012):
1436 1.1.1.4 christos # ID 2 = Non-EAP Inner Authentication Type
1437 1.1.1.4 christos # 1 = PAP, 2 = CHAP, 3 = MSCHAP, 4 = MSCHAPV2
1438 1.1.1.4 christos # ID 3 = Inner authentication EAP Method Type
1439 1.1.1.4 christos # ID 5 = Credential Type
1440 1.1.1.4 christos # 1 = SIM, 2 = USIM, 3 = NFC Secure Element, 4 = Hardware Token,
1441 1.1.1.4 christos # 5 = Softoken, 6 = Certificate, 7 = username/password, 9 = Anonymous,
1442 1.1.1.4 christos # 10 = Vendor Specific
1443 1.1.1.4 christos #nai_realm=0,example.com;example.net
1444 1.1.1.4 christos # EAP methods EAP-TLS with certificate and EAP-TTLS/MSCHAPv2 with
1445 1.1.1.4 christos # username/password
1446 1.1.1.4 christos #nai_realm=0,example.org,13[5:6],21[2:4][5:7]
1447 1.1.1.4 christos
1448 1.1.1.4 christos ##### Hotspot 2.0 #############################################################
1449 1.1.1.4 christos
1450 1.1.1.4 christos # Enable Hotspot 2.0 support
1451 1.1.1.4 christos #hs20=1
1452 1.1.1.4 christos
1453 1.1.1.4 christos # Disable Downstream Group-Addressed Forwarding (DGAF)
1454 1.1.1.4 christos # This can be used to configure a network where no group-addressed frames are
1455 1.1.1.4 christos # allowed. The AP will not forward any group-address frames to the stations and
1456 1.1.1.4 christos # random GTKs are issued for each station to prevent associated stations from
1457 1.1.1.4 christos # forging such frames to other stations in the BSS.
1458 1.1.1.4 christos #disable_dgaf=1
1459 1.1.1.4 christos
1460 1.1.1.4 christos # Operator Friendly Name
1461 1.1.1.4 christos # This parameter can be used to configure one or more Operator Friendly Name
1462 1.1.1.4 christos # Duples. Each entry has a two or three character language code (ISO-639)
1463 1.1.1.4 christos # separated by colon from the operator friendly name string.
1464 1.1.1.4 christos #hs20_oper_friendly_name=eng:Example operator
1465 1.1.1.4 christos #hs20_oper_friendly_name=fin:Esimerkkioperaattori
1466 1.1.1.4 christos
1467 1.1.1.4 christos # Connection Capability
1468 1.1.1.4 christos # This can be used to advertise what type of IP traffic can be sent through the
1469 1.1.1.4 christos # hotspot (e.g., due to firewall allowing/blocking protocols/ports).
1470 1.1.1.4 christos # format: <IP Protocol>:<Port Number>:<Status>
1471 1.1.1.4 christos # IP Protocol: 1 = ICMP, 6 = TCP, 17 = UDP
1472 1.1.1.4 christos # Port Number: 0..65535
1473 1.1.1.4 christos # Status: 0 = Closed, 1 = Open, 2 = Unknown
1474 1.1.1.4 christos # Each hs20_conn_capab line is added to the list of advertised tuples.
1475 1.1.1.4 christos #hs20_conn_capab=1:0:2
1476 1.1.1.4 christos #hs20_conn_capab=6:22:1
1477 1.1.1.4 christos #hs20_conn_capab=17:5060:0
1478 1.1.1.4 christos
1479 1.1.1.4 christos # WAN Metrics
1480 1.1.1.4 christos # format: <WAN Info>:<DL Speed>:<UL Speed>:<DL Load>:<UL Load>:<LMD>
1481 1.1.1.4 christos # WAN Info: B0-B1: Link Status, B2: Symmetric Link, B3: At Capabity
1482 1.1.1.4 christos # (encoded as two hex digits)
1483 1.1.1.4 christos # Link Status: 1 = Link up, 2 = Link down, 3 = Link in test state
1484 1.1.1.4 christos # Downlink Speed: Estimate of WAN backhaul link current downlink speed in kbps;
1485 1.1.1.4 christos # 1..4294967295; 0 = unknown
1486 1.1.1.4 christos # Uplink Speed: Estimate of WAN backhaul link current uplink speed in kbps
1487 1.1.1.4 christos # 1..4294967295; 0 = unknown
1488 1.1.1.4 christos # Downlink Load: Current load of downlink WAN connection (scaled to 255 = 100%)
1489 1.1.1.4 christos # Uplink Load: Current load of uplink WAN connection (scaled to 255 = 100%)
1490 1.1.1.4 christos # Load Measurement Duration: Duration for measuring downlink/uplink load in
1491 1.1.1.4 christos # tenths of a second (1..65535); 0 if load cannot be determined
1492 1.1.1.4 christos #hs20_wan_metrics=01:8000:1000:80:240:3000
1493 1.1.1.4 christos
1494 1.1.1.4 christos # Operating Class Indication
1495 1.1.1.4 christos # List of operating classes the BSSes in this ESS use. The Global operating
1496 1.1.1.4 christos # classes in Table E-4 of IEEE Std 802.11-2012 Annex E define the values that
1497 1.1.1.4 christos # can be used in this.
1498 1.1.1.4 christos # format: hexdump of operating class octets
1499 1.1.1.4 christos # for example, operating classes 81 (2.4 GHz channels 1-13) and 115 (5 GHz
1500 1.1.1.4 christos # channels 36-48):
1501 1.1.1.4 christos #hs20_operating_class=5173
1502 1.1.1.4 christos
1503 1.1 christos ##### Multiple BSSID support ##################################################
1504 1.1 christos #
1505 1.1 christos # Above configuration is using the default interface (wlan#, or multi-SSID VLAN
1506 1.1 christos # interfaces). Other BSSIDs can be added by using separator 'bss' with
1507 1.1 christos # default interface name to be allocated for the data packets of the new BSS.
1508 1.1 christos #
1509 1.1 christos # hostapd will generate BSSID mask based on the BSSIDs that are
1510 1.1 christos # configured. hostapd will verify that dev_addr & MASK == dev_addr. If this is
1511 1.1 christos # not the case, the MAC address of the radio must be changed before starting
1512 1.1 christos # hostapd (ifconfig wlan0 hw ether <MAC addr>). If a BSSID is configured for
1513 1.1 christos # every secondary BSS, this limitation is not applied at hostapd and other
1514 1.1 christos # masks may be used if the driver supports them (e.g., swap the locally
1515 1.1 christos # administered bit)
1516 1.1 christos #
1517 1.1 christos # BSSIDs are assigned in order to each BSS, unless an explicit BSSID is
1518 1.1 christos # specified using the 'bssid' parameter.
1519 1.1 christos # If an explicit BSSID is specified, it must be chosen such that it:
1520 1.1 christos # - results in a valid MASK that covers it and the dev_addr
1521 1.1 christos # - is not the same as the MAC address of the radio
1522 1.1 christos # - is not the same as any other explicitly specified BSSID
1523 1.1 christos #
1524 1.1 christos # Please note that hostapd uses some of the values configured for the first BSS
1525 1.1 christos # as the defaults for the following BSSes. However, it is recommended that all
1526 1.1 christos # BSSes include explicit configuration of all relevant configuration items.
1527 1.1 christos #
1528 1.1 christos #bss=wlan0_0
1529 1.1 christos #ssid=test2
1530 1.1 christos # most of the above items can be used here (apart from radio interface specific
1531 1.1 christos # items, like channel)
1532 1.1 christos
1533 1.1 christos #bss=wlan0_1
1534 1.1 christos #bssid=00:13:10:95:fe:0b
1535 1.1 christos # ...
1536