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[openwrt.git] / docs / wireless.tex

diff --git a/docs/wireless.tex b/docs/wireless.tex
index dd6ec43..efb07ea 100644 (file)
--- a/docs/wireless.tex
+++ b/docs/wireless.tex
@@ -5,7 +5,7 @@ commented. This prevents unsecured sharing of the network over the wireless inte
 
 Each wireless driver has its own configuration script in \texttt{/lib/wifi/driver\_name.sh} which handles
 driver specific options and configurations. This script is also calling driver specific binaries like wlc for
 
 Each wireless driver has its own configuration script in \texttt{/lib/wifi/driver\_name.sh} which handles
 driver specific options and configurations. This script is also calling driver specific binaries like wlc for

-Broadcom, or hostapd and wpa\_supplicant for atheros.
+Broadcom, or hostapd and wpa\_supplicant for atheros and mac80211.

 
 The reason for using such architecture, is that it abstracts the driver configuration. 
 
 
 The reason for using such architecture, is that it abstracts the driver configuration. 
 


@@ -98,7 +98,7 @@ config wifi-device    wifi device name
     option country    us, uk, fr, de, etc.
     option channel    1-14
     option maxassoc   1-128 (broadcom only)
     option country    us, uk, fr, de, etc.
     option channel    1-14
     option maxassoc   1-128 (broadcom only)

-    option distance   1-n
+    option distance   1-n (meters)

     option hwmode     11b, 11g, 11a, 11bg (atheros, mac80211)
     option rxantenna  0,1,2 (atheros, broadcom)
     option txantenna  0,1,2 (atheros, broadcom)
     option hwmode     11b, 11g, 11a, 11bg (atheros, mac80211)
     option rxantenna  0,1,2 (atheros, broadcom)
     option txantenna  0,1,2 (atheros, broadcom)


@@ -107,7 +107,7 @@ config wifi-device    wifi device name
 config wifi-iface
     option network  the interface you want wifi to bridge with
     option device   wifi0, wifi1, wifi2, wifiN
 config wifi-iface
     option network  the interface you want wifi to bridge with
     option device   wifi0, wifi1, wifi2, wifiN

-    option mode     ap, sta, adhoc, monitor, or wds
+    option mode     ap, sta, adhoc, monitor, mesh, or wds

     option txpower  (deprecated) transmission power in dBm
     option ssid     ssid name
     option bssid    bssid address
     option txpower  (deprecated) transmission power in dBm
     option ssid     ssid name
     option bssid    bssid address


@@ -117,10 +117,13 @@ config wifi-iface
     option key2     key 2
     option key3     key 3
     option key4     key 4
     option key2     key 2
     option key3     key 3
     option key4     key 4

+    option passphrase 0,1

     option server   ip address
     option port     port
     option hidden   0,1
     option server   ip address
     option port     port
     option hidden   0,1

-    option isolate  0,1
+    option isolate  0,1        (broadcom)
+    option doth     0,1        (atheros, broadcom)
+    option wmm      0,1        (atheros, broadcom)

 \end{Verbatim}
 
 \paragraph{Options for the \texttt{wifi-device}:}
 \end{Verbatim}
 
 \paragraph{Options for the \texttt{wifi-device}:}


@@ -136,22 +139,22 @@ config wifi-iface
         The wifi channel (e.g. 1-14, depending on your country setting).
 
     \item \texttt{maxassoc} \\
         The wifi channel (e.g. 1-14, depending on your country setting).
 
     \item \texttt{maxassoc} \\

-        Optional: Maximum number of associated clients. This feature is supported only on the broadcom chipset.
+        Optional: Maximum number of associated clients. This feature is supported only on the Broadcom chipsets.

 
     \item \texttt{distance} \\
 
     \item \texttt{distance} \\

-       Optional: Distance between the ap and the furthest client in meters. This feature is supported only on the atheros chipset.
+       Optional: Distance between the ap and the furthest client in meters. This feature is supported only on the Atheros chipsets.

 
        \item \texttt{mode} \\
 
        \item \texttt{mode} \\

-               The frequency band (\texttt{b}, \texttt{g}, \texttt{bg}, \texttt{a}). This feature is only supported on the atheros chipset.
+               The frequency band (\texttt{b}, \texttt{g}, \texttt{bg}, \texttt{a}). This feature is only supported on the Atheros chipsets.

 
     \item \texttt{diversity} \\
 
     \item \texttt{diversity} \\

-       Optional: Enable diversity for the Wi-Fi device. This feature is supported only on the atheros chipset.
+       Optional: Enable diversity for the Wi-Fi device. This feature is supported only on the Atheros chipsets.

 
     \item \texttt{rxantenna} \\
 
     \item \texttt{rxantenna} \\

-       Optional: Antenna identifier (0, 1 or 2) for reception. This feature is supported by atheros and some broadcom chipsets.
+       Optional: Antenna identifier (0, 1 or 2) for reception. This feature is supported by Atheros and some Broadcom chipsets.

 
     \item \texttt{txantenna} \\
 
     \item \texttt{txantenna} \\

-       Optional: Antenna identifier (0, 1 or 2) for emission. This feature is supported by atheros and some broadcom chipsets.
+       Optional: Antenna identifier (0, 1 or 2) for emission. This feature is supported by Atheros and some Broadcom chipsets.

 
     \item \texttt{txpower}
        Set the transmission power to be used. The amount is specified in dBm.
 
     \item \texttt{txpower}
        Set the transmission power to be used. The amount is specified in dBm.


@@ -184,6 +187,9 @@ config wifi-iface
             \item \texttt{monitor} \\
                 Monitor mode
 
             \item \texttt{monitor} \\
                 Monitor mode
 

+           \item \texttt{mesh} \\
+               Mesh Point mode (802.11s)
+

             \item \texttt{wds} \\
                 WDS point-to-point link
 
             \item \texttt{wds} \\
                 WDS point-to-point link
 


@@ -214,6 +220,13 @@ config wifi-iface
     \item \texttt{key, key1, key2, key3, key4} (wep, wpa and psk) \\
         WEP key, WPA key (PSK mode) or the RADIUS shared secret (WPA RADIUS mode)
 
     \item \texttt{key, key1, key2, key3, key4} (wep, wpa and psk) \\
         WEP key, WPA key (PSK mode) or the RADIUS shared secret (WPA RADIUS mode)
 

+    \item \texttt{passphrase} (wpa) \\
+        0 treats the wpa psk as a text passphrase; 1 treats wpa psk as
+        encoded passphrase. You can generate an encoded passphrase with
+        the wpa\_passphrase utility. This is especially useful if your
+        passphrase contains special characters. This option only works
+        when using mac80211 or atheros type devices.
+

     \item \texttt{server} (wpa) \\
         The RADIUS server ip address
 
     \item \texttt{server} (wpa) \\
         The RADIUS server ip address
 


@@ -227,8 +240,34 @@ config wifi-iface
         Optional: Isolation is a mode usually set on hotspots that limits the clients to communicate only with the AP and not with other wireless clients.
         0 disables ap isolation (default); 1 enables ap isolation.
 
         Optional: Isolation is a mode usually set on hotspots that limits the clients to communicate only with the AP and not with other wireless clients.
         0 disables ap isolation (default); 1 enables ap isolation.
 

+    \item \texttt{doth} \\
+        Optional: Toggle 802.11h mode.
+        0 disables 802.11h (default); 1 enables it.
+
+    \item \texttt{wmm} \\
+        Optional: Toggle 802.11e mode.
+        0 disables 802.11e (default); 1 enables it.
+

 \end{itemize}
 
 \end{itemize}
 

+\paragraph{Mesh Point}
+
+Mesh Point (802.11s) is only supported by some mac80211 drivers. It requires the iw package
+to be installed to setup mesh links. OpenWrt creates mshN mesh point interfaces. A sample
+configuration looks like this:
+
+\begin{Verbatim}
+config wifi-device      "wlan0"
+    option type                "mac80211"
+    option channel      "5"
+
+config wifi-iface
+    option device       "wlan0"
+    option network     lan
+    option mode         "mesh"
+    option mesh_id     "OpenWrt"
+\end{Verbatim}
+

 \paragraph{Wireless Distribution System}
 
 WDS is a non-standard mode which will be working between two Broadcom devices for instance
 \paragraph{Wireless Distribution System}
 
 WDS is a non-standard mode which will be working between two Broadcom devices for instance


@@ -294,8 +333,8 @@ config wifi-iface
 
 OpenWrt supports both 802.1x client and Access Point
 configurations. 802.1x client is only working with
 
 OpenWrt supports both 802.1x client and Access Point
 configurations. 802.1x client is only working with

-Atheros or mac80211 drivers. Configuration only
-supports EAP types TLS, TTLS or PEAP.
+drivers supported by wpa-supplicant. Configuration
+only supports EAP types TLS, TTLS or PEAP.

 
 \subparagraph{EAP-TLS}
 
 
 \subparagraph{EAP-TLS}