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+<table class="head">
+ <tr>
+ <td class="head-ltitle">IWM(4)</td>
+ <td class="head-vol">Device Drivers Manual</td>
+ <td class="head-rtitle">IWM(4)</td>
+ </tr>
+</table>
+<div class="manual-text">
+<section class="Sh">
+<h1 class="Sh" id="NAME"><a class="permalink" href="#NAME">NAME</a></h1>
+<p class="Pp"><code class="Nm">iwm</code> &#x2014; <span class="Nd">Intel IEEE
+ 802.11ac wireless network driver</span></p>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="SYNOPSIS"><a class="permalink" href="#SYNOPSIS">SYNOPSIS</a></h1>
+<p class="Pp">To compile this driver into the kernel, include the following
+ lines in your kernel configuration file:</p>
+<div class="Bd Pp Bd-indent"><code class="Cd">device iwm</code>
+<br/>
+<code class="Cd">device pci</code>
+<br/>
+<code class="Cd">device wlan</code>
+<br/>
+<code class="Cd">device firmware</code></div>
+<p class="Pp">You also need to select a firmware for your device. Choose one
+ from:</p>
+<div class="Bd Pp Bd-indent"><code class="Cd">device iwm3160fw</code>
+<br/>
+<code class="Cd">device iwm3168fw</code>
+<br/>
+<code class="Cd">device iwm7260fw</code>
+<br/>
+<code class="Cd">device iwm7265fw</code>
+<br/>
+<code class="Cd">device iwm7265Dfw</code>
+<br/>
+<code class="Cd">device iwm8000Cfw</code>
+<br/>
+<code class="Cd">device iwm8265fw</code>
+<br/>
+<code class="Cd">device iwm9000fw</code>
+<br/>
+<code class="Cd">device iwm9260fw</code></div>
+<p class="Pp">Or you can use</p>
+<div class="Bd Pp Bd-indent"><code class="Cd">device iwmfw</code></div>
+<p class="Pp">to include them all.</p>
+<p class="Pp">Alternatively, to load the driver as a module at boot time, place
+ the following lines in <a class="Xr">loader.conf(5)</a>:</p>
+<div class="Bd Pp Bd-indent Li">
+<pre>if_iwm_load=&quot;YES&quot;
+iwm3160fw_load=&quot;YES&quot;
+iwm3168fw_load=&quot;YES&quot;
+iwm7260fw_load=&quot;YES&quot;
+iwm7265fw_load=&quot;YES&quot;
+iwm7265Dfw_load=&quot;YES&quot;
+iwm8000Cfw_load=&quot;YES&quot;
+iwm8265fw_load=&quot;YES&quot;
+iwm9000fw_load=&quot;YES&quot;
+iwm9260fw_load=&quot;YES&quot;</pre>
+</div>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="DESCRIPTION"><a class="permalink" href="#DESCRIPTION">DESCRIPTION</a></h1>
+<p class="Pp">The <code class="Nm">iwm</code> driver supports running most Intel
+ Wireless AC series network devices in <code class="Cm">station</code> mode
+ operation. Only one virtual interface may be configured at any time. This
+ driver requires the firmware built with the <a class="Xr">iwmfw(4)</a>
+ module to work.</p>
+<p class="Pp">For more information on configuring this device, see
+ <a class="Xr">ifconfig(8)</a>.</p>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="HARDWARE"><a class="permalink" href="#HARDWARE">HARDWARE</a></h1>
+<p class="Pp">The <code class="Nm">iwm</code> driver supports the following PCIe
+ Wi-Fi devices:</p>
+<p class="Pp"></p>
+<ul class="Bl-bullet Bl-compact">
+ <li>Intel Dual Band Wireless AC 3160</li>
+ <li>Intel Dual Band Wireless AC 3165</li>
+ <li>Intel Dual Band Wireless AC 3168</li>
+ <li>Intel Dual Band Wireless AC 7260</li>
+ <li>Intel Dual Band Wireless AC 7265</li>
+ <li>Intel Dual Band Wireless AC 8260</li>
+ <li>Intel Dual Band Wireless AC 8265</li>
+ <li>Intel Dual Band Wireless AC 9260</li>
+ <li>Intel Dual Band Wireless AC 9270</li>
+ <li>Intel Dual Band Wireless AC 946X</li>
+ <li>Intel Dual Band Wireless AC 9560</li>
+</ul>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="EXAMPLES"><a class="permalink" href="#EXAMPLES">EXAMPLES</a></h1>
+<p class="Pp">Join an existing BSS network (i.e., connect to an access
+ point):</p>
+<p class="Pp"></p>
+<div class="Bd Bd-indent"><code class="Li">ifconfig wlan create wlandev iwm0
+ inet 192.0.2.20/24</code></div>
+<p class="Pp">Join a specific BSS network with network name
+ <var class="Ar">my_net</var>:</p>
+<p class="Pp"></p>
+<div class="Bd Bd-indent"><code class="Li">ifconfig wlan create wlandev iwm0
+ ssid my_net up</code></div>
+<p class="Pp">Join a specific BSS network with 64-bit WEP encryption:</p>
+<div class="Bd Pp Bd-indent Li">
+<pre>ifconfig wlan create wlandev iwm0 ssid my_net \
+ wepmode on wepkey 0x1234567890 weptxkey 1 up</pre>
+</div>
+<p class="Pp">Join a specific BSS network with 128-bit WEP encryption:</p>
+<div class="Bd Pp Bd-indent Li">
+<pre>ifconfig wlan create wlandev iwm0 wlanmode adhoc ssid my_net \
+ wepmode on wepkey 0x01020304050607080910111213 weptxkey 1</pre>
+</div>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="DIAGNOSTICS"><a class="permalink" href="#DIAGNOSTICS">DIAGNOSTICS</a></h1>
+<dl class="Bl-diag">
+ <dt>iwm%d: device timeout</dt>
+ <dd>The driver will reset the hardware. This should not happen.</dd>
+ <dt>iwm%d: firmware error</dt>
+ <dd>The onboard microcontroller crashed for some reason. The driver will reset
+ the hardware. This should not happen.</dd>
+ <dt>iwm%d: timeout waiting for firmware initialization to complete</dt>
+ <dd>The onboard microcontroller failed to initialize in time. This should not
+ happen.</dd>
+ <dt>iwm%d: could not load firmware image '%s'</dt>
+ <dd>The driver failed to load the firmware image using the
+ <a class="Xr">firmware(9)</a> subsystem. Verify the
+ <a class="Xr">iwmfw(4)</a> firmware module is present.</dd>
+ <dt>iwm%d: could not load boot firmware</dt>
+ <dd>An attempt to upload the boot firmware image to the onboard
+ microcontroller failed. This should not happen.</dd>
+ <dt>iwm%d: could not load microcode</dt>
+ <dd>An attempt to upload the microcode image to the onboard microcontroller
+ failed. This should not happen.</dd>
+ <dt>iwm%d: could not load main firmware</dt>
+ <dd>An attempt to upload the main firmware image to the onboard
+ microcontroller failed. This should not happen.</dd>
+</dl>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="SEE_ALSO"><a class="permalink" href="#SEE_ALSO">SEE
+ ALSO</a></h1>
+<p class="Pp"><a class="Xr">iwlwifi(4)</a>, <a class="Xr">iwmfw(4)</a>,
+ <a class="Xr">pci(4)</a>, <a class="Xr">wlan(4)</a>,
+ <a class="Xr">wlan_ccmp(4)</a>, <a class="Xr">wlan_tkip(4)</a>,
+ <a class="Xr">wlan_wep(4)</a>, <a class="Xr">networking(7)</a>,
+ <a class="Xr">ifconfig(8)</a>, <a class="Xr">wpa_supplicant(8)</a></p>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="BUGS"><a class="permalink" href="#BUGS">BUGS</a></h1>
+<p class="Pp">Currently, <code class="Nm">iwm</code> only supports 802.11a/b/g
+ modes. It will not associate to access points that are configured to operate
+ only in 802.11n/ac modes.</p>
+</section>
+</div>
+<table class="foot">
+ <tr>
+ <td class="foot-date">November 10, 2024</td>
+ <td class="foot-os">FreeBSD 15.0</td>
+ </tr>
+</table>