WMM - Revision history http://wiki.dd-wrt.com/wiki/index.php?title=WMM&action=history Revision history for this page on the wiki en MediaWiki 1.10.1 Thu, 28 Mar 2024 13:59:49 GMT Buddee: user requested edit http://wiki.dd-wrt.com/wiki/index.php?title=WMM&diff=44614&oldid=prev <p>user requested edit</p> <table border='0' width='98%' cellpadding='0' cellspacing='4' style="background-color: white;"> <tr> <td colspan='2' width='50%' align='center' style="background-color: white;">←Older revision</td> <td colspan='2' width='50%' align='center' style="background-color: white;">Revision as of 00:03, 27 February 2013</td> </tr> <tr><td colspan="2" align="left"><strong>Line 1:</strong></td> <td colspan="2" align="left"><strong>Line 1:</strong></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">=Introduction=</td><td> </td><td style="background: #eee; font-size: smaller;">=Introduction=</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;"></td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;">According to Wikipedia https://en.wikipedia.org/wiki/Wireless_Multimedia_Extensions WMM is part of 802.11e standard and is enabled by default at the kernel from (number-of-build-here) on, because as standard is should be enabled in order 802.11 n networks to be able to reach their maximum throughput.</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;"></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;div&gt;I noticed that DD-WRT for some time now has supported WMM (Wi-Fi Multimedia) on the QoS section, however there was no explanation on all the settings of what they all done. I have now compiled some info from numerous sites as to what each setting is. At the time of writing DDWRT v23 SP1 (02/Apr/2006) is the latest. no doubt the WMM Support panel on the QoS page will be updated somewhat to show some meaning of the abbreviations.&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;div&gt;I noticed that DD-WRT for some time now has supported WMM (Wi-Fi Multimedia) on the QoS section, however there was no explanation on all the settings of what they all done. I have now compiled some info from numerous sites as to what each setting is. At the time of writing DDWRT v23 SP1 (02/Apr/2006) is the latest. no doubt the WMM Support panel on the QoS page will be updated somewhat to show some meaning of the abbreviations.&lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td></tr> </table> Wed, 27 Feb 2013 00:03:46 GMT Buddee http://wiki.dd-wrt.com/wiki/index.php/Talk:WMM Glenn: catspec http://wiki.dd-wrt.com/wiki/index.php?title=WMM&diff=31815&oldid=prev <p>catspec</p> <table border='0' width='98%' cellpadding='0' cellspacing='4' style="background-color: white;"> <tr> <td colspan='2' width='50%' align='center' style="background-color: white;">←Older revision</td> <td colspan='2' width='50%' align='center' style="background-color: white;">Revision as of 17:12, 30 April 2010</td> </tr> <tr><td colspan="2" align="left"><strong>Line 77:</strong></td> <td colspan="2" align="left"><strong>Line 77:</strong></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">Regards Simon&lt;br&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">Regards Simon&lt;br&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"></td><td> </td><td style="background: #eee; font-size: smaller;"></td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">[[Category:<del style="color: red; font-weight: bold; text-decoration: none;">Categories</del>]]</td><td>+</td><td style="background: #cfc; font-size: smaller;">[[Category:<ins style="color: red; font-weight: bold; text-decoration: none;">Wlan</ins>]]</td></tr> </table> Fri, 30 Apr 2010 17:12:25 GMT Glenn http://wiki.dd-wrt.com/wiki/index.php/Talk:WMM Glenn: +Category:Categories http://wiki.dd-wrt.com/wiki/index.php?title=WMM&diff=31302&oldid=prev <p>+<a href="/wiki/index.php/Category:Categories" title="Category:Categories">Category:Categories</a></p> <table border='0' width='98%' cellpadding='0' cellspacing='4' style="background-color: white;"> <tr> <td colspan='2' width='50%' align='center' style="background-color: white;">←Older revision</td> <td colspan='2' width='50%' align='center' style="background-color: white;">Revision as of 07:35, 30 April 2010</td> </tr> <tr><td colspan="2" align="left"><strong>Line 76:</strong></td> <td colspan="2" align="left"><strong>Line 76:</strong></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;br&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;br&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">Regards Simon&lt;br&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">Regards Simon&lt;br&gt;</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;"></td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;">[[Category:Categories]]</td></tr> </table> Fri, 30 Apr 2010 07:35:41 GMT Glenn http://wiki.dd-wrt.com/wiki/index.php/Talk:WMM Dronnick: /* EDCA AP Parameters */ U-APSD description added http://wiki.dd-wrt.com/wiki/index.php?title=WMM&diff=25314&oldid=prev <p><span class="autocomment">EDCA AP Parameters -</span> U-APSD description added</p> <table border='0' width='98%' cellpadding='0' cellspacing='4' style="background-color: white;"> <tr> <td colspan='2' width='50%' align='center' style="background-color: white;">←Older revision</td> <td colspan='2' width='50%' align='center' style="background-color: white;">Revision as of 23:33, 7 May 2009</td> </tr> <tr><td colspan="2" align="left"><strong>Line 14:</strong></td> <td colspan="2" align="left"><strong>Line 14:</strong></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">As an Example, time-sensitive Voice &amp;amp; Video, and multimedia are given effectively higher priority for transmission (lower wait times for channel access), while other applications and traditional IP data which are less time-sensitive but often more data-intensive are expected to tolerate longer wait times. &lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">As an Example, time-sensitive Voice &amp;amp; Video, and multimedia are given effectively higher priority for transmission (lower wait times for channel access), while other applications and traditional IP data which are less time-sensitive but often more data-intensive are expected to tolerate longer wait times. &lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;"></td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;">AC_VO queue is laso used for WMM Power Save, also called Unscheduled Automatic Power Save Delivery U-APSD http://en.wikipedia.org/wiki/IEEE_802.11e-2005#APSD. Only IP packets with ToS value 0xb8 DSCP Expedited Forwarding are buffered by AP, and waiting for other RTP packets from STA to be released.</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;"> &lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">==EDCA AP Parameter Fields==</td><td> </td><td style="background: #eee; font-size: smaller;">==EDCA AP Parameter Fields==</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"></td><td> </td><td style="background: #eee; font-size: smaller;"></td></tr> </table> Thu, 07 May 2009 23:33:04 GMT Dronnick http://wiki.dd-wrt.com/wiki/index.php/Talk:WMM Oxo: /* EDCA STA Parameters */ http://wiki.dd-wrt.com/wiki/index.php?title=WMM&diff=15712&oldid=prev <p><span class="autocomment">EDCA STA Parameters</span></p> <table border='0' width='98%' cellpadding='0' cellspacing='4' style="background-color: white;"> <tr> <td colspan='2' width='50%' align='center' style="background-color: white;">←Older revision</td> <td colspan='2' width='50%' align='center' style="background-color: white;">Revision as of 21:23, 20 September 2006</td> </tr> <tr><td colspan="2" align="left"><strong>Line 31:</strong></td> <td colspan="2" align="left"><strong>Line 31:</strong></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"> &lt;table id=&quot;table2&quot; border=&quot;1&quot; height=&quot;196&quot;&gt;&lt;tr&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Queue &lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Data Transmitted&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;"> &lt;table id=&quot;table2&quot; border=&quot;1&quot; height=&quot;196&quot;&gt;&lt;tr&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Queue &lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Data Transmitted&lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"> AP to Clients&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Priority&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Description&lt;/b&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BK &lt;/td&gt; &lt;td align=&quot;center&quot;&gt; Background.&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Low&lt;/td&gt; &lt;td&gt;High throughput. Bulk data that requires maximum throughput and is not time-sensitive is sent to this queue (FTP data, for example).&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BE&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Best Effort&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Medium&lt;/td&gt; &lt;td&gt;Medium throughput and delay. Most traditional IP data is sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VI&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Video&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Minimum delay. Time-sensitive video data is automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VO&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Voice&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Time-sensitive data like VoIP and streaming media are automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </td><td> </td><td style="background: #eee; font-size: smaller;"> AP to Clients&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Priority&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Description&lt;/b&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BK &lt;/td&gt; &lt;td align=&quot;center&quot;&gt; Background.&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Low&lt;/td&gt; &lt;td&gt;High throughput. Bulk data that requires maximum throughput and is not time-sensitive is sent to this queue (FTP data, for example).&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BE&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Best Effort&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Medium&lt;/td&gt; &lt;td&gt;Medium throughput and delay. Most traditional IP data is sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VI&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Video&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Minimum delay. Time-sensitive video data is automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VO&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Voice&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Time-sensitive data like VoIP and streaming media are automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;b&gt;</del>EDCA STA Parameters Fields<del style="color: red; font-weight: bold; text-decoration: none;">&lt;/b&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;"><ins style="color: red; font-weight: bold; text-decoration: none;">==</ins>EDCA STA Parameters Fields<ins style="color: red; font-weight: bold; text-decoration: none;">==</ins></td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">CWmin<del style="color: red; font-weight: bold; text-decoration: none;">&lt;/b&gt; </del>- Minimum Contention Window. This parameter is input to the algorithm that determines the initial random backoff wait time (&quot;window&quot;) for retry of a transmission. The value specified here in the Minimum Contention Window is the upper limit (in milliseconds) of a range from which the initial random backoff wait time is determined. <del style="color: red; font-weight: bold; text-decoration: none;">&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">CWmin - Minimum Contention Window. This parameter is input to the algorithm that determines the initial random backoff wait time (&quot;window&quot;) for retry of a transmission. The value specified here in the Minimum Contention Window is the upper limit (in milliseconds) of a range from which the initial random backoff wait time is determined. </td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">&#160;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">The first random number generated will be a number between 0 and the number specified here. If the first random backoff wait time expires before the data frame is sent, a retry counter is incremented and the random backoff value (window) is doubled. Doubling will continue until the size of the random backoff value reaches the number defined in the Maximum Contention Window.&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">The first random number generated will be a number between 0 and the number specified here. If the first random backoff wait time expires before the data frame is sent, a retry counter is incremented and the random backoff value (window) is doubled. Doubling will continue until the size of the random backoff value reaches the number defined in the Maximum Contention Window.&lt;br /&gt;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">Valid values for the &quot;cwmin&quot; are 1, 3, 7, 15, 31, 63, 127, 255, 511, or 1024. The value for &quot;cwmin&quot; must be lower than the value for &quot;cwmax&quot;. <del style="color: red; font-weight: bold; text-decoration: none;">&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">Valid values for the &quot;cwmin&quot; are 1, 3, 7, 15, 31, 63, 127, 255, 511, or 1024. The value for &quot;cwmin&quot; must be lower than the value for &quot;cwmax&quot;. </td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;b&gt;&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">&#160;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">CWmax<del style="color: red; font-weight: bold; text-decoration: none;">&lt;/b&gt; </del>-Maximum Contention Window. The value specified here in the Maximum Contention Window is the upper limit (in milliseconds) for the doubling of the random backoff value. This doubling continues until either the data frame is sent or the Maximum Contention Window size is reached. Once the Maximum Contention Window size is reached, retries will continue until a maximum number of retries allowed is reached. Valid values for the &quot;cwmax&quot; are 1, 3, 7, 15, 31, 63, 127, 255, 511, or 1024. The value for &quot;cwmax&quot; must be higher than the value for &quot;cwmin&quot;. &lt;br /&gt;</td><td>+</td><td style="background: #cfc; font-size: smaller;">CWmax - Maximum Contention Window. The value specified here in the Maximum Contention Window is the upper limit (in milliseconds) for the doubling of the random backoff value. This doubling continues until either the data frame is sent or the Maximum Contention Window size is reached. Once the Maximum Contention Window size is reached, retries will continue until a maximum number of retries allowed is reached. Valid values for the &quot;cwmax&quot; are 1, 3, 7, 15, 31, 63, 127, 255, 511, or 1024. The value for &quot;cwmax&quot; must be higher than the value for &quot;cwmin&quot;. &lt;br /&gt;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;b&gt;&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">&#160;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">AIFSN<del style="color: red; font-weight: bold; text-decoration: none;">&lt;/b&gt; </del>- The Arbitration Inter-Frame Spacing Number specifies a wait time (in milliseconds) for data frames&lt;br /&gt;</td><td>+</td><td style="background: #cfc; font-size: smaller;">AIFSN - The Arbitration Inter-Frame Spacing Number specifies a wait time (in milliseconds) for data frames&lt;br /&gt;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;b&gt;&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">&#160;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">TXOP(b) and TXOP a/g)&lt;/b&gt; - Transmission Opportunity for &quot;a&quot; &quot;b&quot; and &quot;g&quot; modes is an interval of time when a WME Client Station has the right to initiate transmissions onto the wireless medium (WM). This value specifies (in milliseconds) the Transmission Opportunity (TXOP) for Client Station; that is, the interval of time when the WMM AP has the right to initiate transmissions on the wireless network.</td><td>+</td><td style="background: #cfc; font-size: smaller;">TXOP(b) and TXOP <ins style="color: red; font-weight: bold; text-decoration: none;">(</ins>a/g)&lt;/b&gt; - Transmission Opportunity for &quot;a&quot; &quot;b&quot; and &quot;g&quot; modes is an interval of time when a WME Client Station has the right to initiate transmissions onto the wireless medium (WM). This value specifies (in milliseconds) the Transmission Opportunity (TXOP) for Client Station; that is, the interval of time when the WMM AP has the right to initiate transmissions on the wireless network.</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;!--hi--&gt;&amp;nbsp;&lt;/div&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;"></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"></td><td> </td><td style="background: #eee; font-size: smaller;"></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">=Original posting=</td><td> </td><td style="background: #eee; font-size: smaller;">=Original posting=</td></tr> </table> Wed, 20 Sep 2006 21:23:13 GMT Oxo http://wiki.dd-wrt.com/wiki/index.php/Talk:WMM Oxo: /* EDCA AP Parameter Fields */ http://wiki.dd-wrt.com/wiki/index.php?title=WMM&diff=7560&oldid=prev <p><span class="autocomment">EDCA AP Parameter Fields</span></p> <table border='0' width='98%' cellpadding='0' cellspacing='4' style="background-color: white;"> <tr> <td colspan='2' width='50%' align='center' style="background-color: white;">←Older revision</td> <td colspan='2' width='50%' align='center' style="background-color: white;">Revision as of 21:21, 20 September 2006</td> </tr> <tr><td colspan="2" align="left"><strong>Line 14:</strong></td> <td colspan="2" align="left"><strong>Line 14:</strong></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">As an Example, time-sensitive Voice &amp;amp; Video, and multimedia are given effectively higher priority for transmission (lower wait times for channel access), while other applications and traditional IP data which are less time-sensitive but often more data-intensive are expected to tolerate longer wait times. &lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">As an Example, time-sensitive Voice &amp;amp; Video, and multimedia are given effectively higher priority for transmission (lower wait times for channel access), while other applications and traditional IP data which are less time-sensitive but often more data-intensive are expected to tolerate longer wait times. &lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">=EDCA AP Parameter Fields=</td><td>+</td><td style="background: #cfc; font-size: smaller;"><ins style="color: red; font-weight: bold; text-decoration: none;">=</ins>=EDCA AP Parameter Fields=<ins style="color: red; font-weight: bold; text-decoration: none;">=</ins></td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;">&#160;</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;"><ins style="color: red; font-weight: bold; text-decoration: none;">CWmin - Minimum Contention Window. This parameter is input to the algorithm that determines the initial random backoff wait time (&quot;window&quot;) for retry of a transmission. The value specified here in the Minimum Contention Window is the upper limit (in milliseconds) of a range from which the initial random backoff wait time is determined. &lt;br /&gt;</ins></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"></td><td> </td><td style="background: #eee; font-size: smaller;"></td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">CWmin&lt;/b&gt; - Minimum Contention Window. This parameter is input to the algorithm that determines the initial random backoff wait time (&quot;window&quot;) for retry of a transmission. The value specified here in the Minimum Contention Window is the upper limit (in milliseconds) of a range from which the initial random backoff wait time is determined. &lt;br /&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;br /&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">The first random number generated will be a number between 0 and the number specified here. If the first random backoff wait time expires before the data frame is sent, a retry counter is incremented and the random backoff value (window) is doubled. Doubling will continue until the size of the random backoff value reaches the number defined in the Maximum Contention Window.&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">The first random number generated will be a number between 0 and the number specified here. If the first random backoff wait time expires before the data frame is sent, a retry counter is incremented and the random backoff value (window) is doubled. Doubling will continue until the size of the random backoff value reaches the number defined in the Maximum Contention Window.&lt;br /&gt;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">Valid values for the &quot;cwmin&quot; are 1, 3, 7, 15, 31, 63, 127, 255, 511, or 1024. The value for &quot;cwmin&quot; must be lower than the value for &quot;cwmax&quot;. <del style="color: red; font-weight: bold; text-decoration: none;">&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">Valid values for the &quot;cwmin&quot; are 1, 3, 7, 15, 31, 63, 127, 255, 511, or 1024. The value for &quot;cwmin&quot; must be lower than the value for &quot;cwmax&quot;. </td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;b&gt;&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">&#160;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">CWmax<del style="color: red; font-weight: bold; text-decoration: none;">&lt;/b&gt; </del>-Maximum Contention Window. The value specified here in the Maximum Contention Window is the upper limit (in milliseconds) for the doubling of the random backoff value. This doubling continues until either the data frame is sent or the Maximum Contention Window size is reached. Once the Maximum Contention Window size is reached, retries will continue until a maximum number of retries allowed is reached. Valid values for the &quot;cwmax&quot; are 1, 3, 7, 15, 31, 63, 127, 255, 511, or 1024. The value for &quot;cwmax&quot; must be higher than the value for &quot;cwmin&quot;. <del style="color: red; font-weight: bold; text-decoration: none;">&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">CWmax - Maximum Contention Window. The value specified here in the Maximum Contention Window is the upper limit (in milliseconds) for the doubling of the random backoff value. This doubling continues until either the data frame is sent or the Maximum Contention Window size is reached. Once the Maximum Contention Window size is reached, retries will continue until a maximum number of retries allowed is reached. Valid values for the &quot;cwmax&quot; are 1, 3, 7, 15, 31, 63, 127, 255, 511, or 1024. The value for &quot;cwmax&quot; must be higher than the value for &quot;cwmin&quot;. </td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;b&gt;&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">&#160;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">AIFSN<del style="color: red; font-weight: bold; text-decoration: none;">&lt;/b&gt; </del>- The Arbitration Inter-Frame Spacing Number specifies a wait time (in milliseconds) for data frames<del style="color: red; font-weight: bold; text-decoration: none;">&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">AIFSN - The Arbitration Inter-Frame Spacing Number specifies a wait time (in milliseconds) for data frames</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;b&gt;&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">&#160;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">TXOP(b) and TXOP a/g)<del style="color: red; font-weight: bold; text-decoration: none;">&lt;/b&gt; </del>- Transmission Opportunity for &quot;a&quot; &quot;b&quot; and &quot;g&quot; modes is an interval of time when a WME AP has the right to initiate transmissions onto the wireless medium (WM). This value specifies (in milliseconds) the Transmission Opportunity (TXOP) for AP; that is, the interval of time when the WMM AP has the right to initiate transmissions on the wireless network.<del style="color: red; font-weight: bold; text-decoration: none;">&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">TXOP(b) and TXOP <ins style="color: red; font-weight: bold; text-decoration: none;">(</ins>a/g) - Transmission Opportunity for &quot;a&quot; &quot;b&quot; and &quot;g&quot; modes is an interval of time when a WME AP has the right to initiate transmissions onto the wireless medium (WM). This value specifies (in milliseconds) the Transmission Opportunity (TXOP) for AP; that is, the interval of time when the WMM AP has the right to initiate transmissions on the wireless network.<ins style="color: red; font-weight: bold; text-decoration: none;">b</ins></td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">&#160;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;hr&gt; &lt;b&gt;&lt;u&gt;&lt;font size=&quot;5&quot;&gt;&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;"></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">=EDCA STA Parameters=</td><td> </td><td style="background: #eee; font-size: smaller;">=EDCA STA Parameters=</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">This affects traffic flowing from the client station to the access point.</td><td> </td><td style="background: #eee; font-size: smaller;">This affects traffic flowing from the client station to the access point.</td></tr> </table> Wed, 20 Sep 2006 21:21:31 GMT Oxo http://wiki.dd-wrt.com/wiki/index.php/Talk:WMM Oxo at 21:19, 20 September 2006 http://wiki.dd-wrt.com/wiki/index.php?title=WMM&diff=7559&oldid=prev <p></p> <table border='0' width='98%' cellpadding='0' cellspacing='4' style="background-color: white;"> <tr> <td colspan='2' width='50%' align='center' style="background-color: white;">←Older revision</td> <td colspan='2' width='50%' align='center' style="background-color: white;">Revision as of 21:19, 20 September 2006</td> </tr> <tr><td colspan="2" align="left"><strong>Line 1:</strong></td> <td colspan="2" align="left"><strong>Line 1:</strong></td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;br&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;"><ins style="color: red; font-weight: bold; text-decoration: none;">=Introduction=</ins></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;div&gt;I noticed that DD-WRT for some time now has supported WMM (Wi-Fi Multimedia) on the QoS section, however there was no explanation on all the settings of what they all done. I have now compiled some info from numerous sites as to what each setting is. At the time of writing DDWRT v23 SP1 (02/Apr/2006) is the latest. no doubt the WMM Support panel on the QoS page will be updated somewhat to show some meaning of the abbreviations.&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;div&gt;I noticed that DD-WRT for some time now has supported WMM (Wi-Fi Multimedia) on the QoS section, however there was no explanation on all the settings of what they all done. I have now compiled some info from numerous sites as to what each setting is. At the time of writing DDWRT v23 SP1 (02/Apr/2006) is the latest. no doubt the WMM Support panel on the QoS page will be updated somewhat to show some meaning of the abbreviations.&lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td></tr> <tr><td colspan="2" align="left"><strong>Line 6:</strong></td> <td colspan="2" align="left"><strong>Line 6:</strong></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;img src=&quot;http://www.linksysinfo.org/portal/forums/../images/articles/wmm/wmm.jpg&quot; border=&quot;0&quot; alt=&quot;Sorry no upload on this board ...&quot; /&gt;&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;img src=&quot;http://www.linksysinfo.org/portal/forums/../images/articles/wmm/wmm.jpg&quot; border=&quot;0&quot; alt=&quot;Sorry no upload on this board ...&quot; /&gt;&lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;b&gt;&lt;u&gt;&lt;font size</del>=<del style="color: red; font-weight: bold; text-decoration: none;">&quot;5&quot;&gt;</del>EDCA AP Parameters<del style="color: red; font-weight: bold; text-decoration: none;">&lt;/font&gt;&lt;/u&gt; -&lt;/b&gt;&lt;i&gt;&lt;font size</del>=<del style="color: red; font-weight: bold; text-decoration: none;">&quot;2&quot;&gt; </del>This affects traffic flowing from the access point to the client station<del style="color: red; font-weight: bold; text-decoration: none;">&lt;/font&gt;&lt;/i&gt;&lt;/b&gt;&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">=EDCA AP Parameters=</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">This affects traffic flowing from the access point to the client station</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"> &lt;table id=&quot;table3&quot; border=&quot;1&quot; height=&quot;196&quot;&gt; &lt;tr&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Queue &lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Data Transmitted&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;"> &lt;table id=&quot;table3&quot; border=&quot;1&quot; height=&quot;196&quot;&gt; &lt;tr&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Queue &lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Data Transmitted&lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"> AP to Clients&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Priority&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Description&lt;/b&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BK &lt;/td&gt; &lt;td align=&quot;center&quot;&gt; Background.&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Low&lt;/td&gt; &lt;td&gt;High throughput. Bulk data that requires maximum throughput and is not time-sensitive is sent to this queue (FTP data, for example).&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BE&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Best Effort&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Medium&lt;/td&gt; &lt;td&gt;Medium throughput and delay. Most traditional IP data is sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VI&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Video&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Minimum delay. Time-sensitive video data is automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VO&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Voice&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Time-sensitive data like VoIP and streaming media are automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;"> AP to Clients&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Priority&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Description&lt;/b&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BK &lt;/td&gt; &lt;td align=&quot;center&quot;&gt; Background.&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Low&lt;/td&gt; &lt;td&gt;High throughput. Bulk data that requires maximum throughput and is not time-sensitive is sent to this queue (FTP data, for example).&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BE&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Best Effort&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Medium&lt;/td&gt; &lt;td&gt;Medium throughput and delay. Most traditional IP data is sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VI&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Video&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Minimum delay. Time-sensitive video data is automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VO&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Voice&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Time-sensitive data like VoIP and streaming media are automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;br /&gt;</td></tr> <tr><td colspan="2" align="left"><strong>Line 14:</strong></td> <td colspan="2" align="left"><strong>Line 14:</strong></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">As an Example, time-sensitive Voice &amp;amp; Video, and multimedia are given effectively higher priority for transmission (lower wait times for channel access), while other applications and traditional IP data which are less time-sensitive but often more data-intensive are expected to tolerate longer wait times. &lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">As an Example, time-sensitive Voice &amp;amp; Video, and multimedia are given effectively higher priority for transmission (lower wait times for channel access), while other applications and traditional IP data which are less time-sensitive but often more data-intensive are expected to tolerate longer wait times. &lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;b&gt;</del>EDCA AP Parameter Fields<del style="color: red; font-weight: bold; text-decoration: none;">:&lt;/b&gt;&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;"><ins style="color: red; font-weight: bold; text-decoration: none;">=</ins>EDCA AP Parameter Fields<ins style="color: red; font-weight: bold; text-decoration: none;">=</ins></td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;b&gt;&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">&#160;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">CWmin&lt;/b&gt; - Minimum Contention Window. This parameter is input to the algorithm that determines the initial random backoff wait time (&quot;window&quot;) for retry of a transmission. The value specified here in the Minimum Contention Window is the upper limit (in milliseconds) of a range from which the initial random backoff wait time is determined. &lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">CWmin&lt;/b&gt; - Minimum Contention Window. This parameter is input to the algorithm that determines the initial random backoff wait time (&quot;window&quot;) for retry of a transmission. The value specified here in the Minimum Contention Window is the upper limit (in milliseconds) of a range from which the initial random backoff wait time is determined. &lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td></tr> <tr><td colspan="2" align="left"><strong>Line 28:</strong></td> <td colspan="2" align="left"><strong>Line 28:</strong></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;hr&gt; &lt;b&gt;&lt;u&gt;&lt;font size=&quot;5&quot;&gt;&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;hr&gt; &lt;b&gt;&lt;u&gt;&lt;font size=&quot;5&quot;&gt;&lt;br /&gt;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">EDCA STA Parameters<del style="color: red; font-weight: bold; text-decoration: none;">&lt;/font&gt;&lt;/u&gt; - &lt;/b&gt; &lt;i&gt;&lt;font size</del>=<del style="color: red; font-weight: bold; text-decoration: none;">&quot;2&quot;&gt;</del>This affects traffic flowing from the client station to the access point.<del style="color: red; font-weight: bold; text-decoration: none;">&lt;/font&gt;&lt;/i&gt;&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;"><ins style="color: red; font-weight: bold; text-decoration: none;">=</ins>EDCA STA Parameters=</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">This affects traffic flowing from the client station to the access point.</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"> &lt;table id=&quot;table2&quot; border=&quot;1&quot; height=&quot;196&quot;&gt;&lt;tr&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Queue &lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Data Transmitted&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;"> &lt;table id=&quot;table2&quot; border=&quot;1&quot; height=&quot;196&quot;&gt;&lt;tr&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Queue &lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Data Transmitted&lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"> AP to Clients&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Priority&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Description&lt;/b&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BK &lt;/td&gt; &lt;td align=&quot;center&quot;&gt; Background.&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Low&lt;/td&gt; &lt;td&gt;High throughput. Bulk data that requires maximum throughput and is not time-sensitive is sent to this queue (FTP data, for example).&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BE&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Best Effort&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Medium&lt;/td&gt; &lt;td&gt;Medium throughput and delay. Most traditional IP data is sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VI&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Video&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Minimum delay. Time-sensitive video data is automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VO&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Voice&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Time-sensitive data like VoIP and streaming media are automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </td><td> </td><td style="background: #eee; font-size: smaller;"> AP to Clients&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Priority&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Description&lt;/b&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BK &lt;/td&gt; &lt;td align=&quot;center&quot;&gt; Background.&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Low&lt;/td&gt; &lt;td&gt;High throughput. Bulk data that requires maximum throughput and is not time-sensitive is sent to this queue (FTP data, for example).&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BE&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Best Effort&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Medium&lt;/td&gt; &lt;td&gt;Medium throughput and delay. Most traditional IP data is sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VI&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Video&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Minimum delay. Time-sensitive video data is automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VO&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Voice&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Time-sensitive data like VoIP and streaming media are automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </td></tr> <tr><td colspan="2" align="left"><strong>Line 44:</strong></td> <td colspan="2" align="left"><strong>Line 44:</strong></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">TXOP(b) and TXOP a/g)&lt;/b&gt; - Transmission Opportunity for &quot;a&quot; &quot;b&quot; and &quot;g&quot; modes is an interval of time when a WME Client Station has the right to initiate transmissions onto the wireless medium (WM). This value specifies (in milliseconds) the Transmission Opportunity (TXOP) for Client Station; that is, the interval of time when the WMM AP has the right to initiate transmissions on the wireless network.</td><td> </td><td style="background: #eee; font-size: smaller;">TXOP(b) and TXOP a/g)&lt;/b&gt; - Transmission Opportunity for &quot;a&quot; &quot;b&quot; and &quot;g&quot; modes is an interval of time when a WME Client Station has the right to initiate transmissions onto the wireless medium (WM). This value specifies (in milliseconds) the Transmission Opportunity (TXOP) for Client Station; that is, the interval of time when the WMM AP has the right to initiate transmissions on the wireless network.</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;!--hi--&gt;&amp;nbsp;&lt;/div&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;!--hi--&gt;&amp;nbsp;&lt;/div&gt;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;">----</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">&#160;</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;"><ins style="color: red; font-weight: bold; text-decoration: none;">=Original posting=</ins></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">I have obtained permission to import the following article:</td><td> </td><td style="background: #eee; font-size: smaller;">I have obtained permission to import the following article:</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"></td><td> </td><td style="background: #eee; font-size: smaller;"></td></tr> </table> Wed, 20 Sep 2006 21:19:01 GMT Oxo http://wiki.dd-wrt.com/wiki/index.php/Talk:WMM Oxo at 21:15, 20 September 2006 http://wiki.dd-wrt.com/wiki/index.php?title=WMM&diff=7558&oldid=prev <p></p> <table border='0' width='98%' cellpadding='0' cellspacing='4' style="background-color: white;"> <tr> <td colspan='2' width='50%' align='center' style="background-color: white;">←Older revision</td> <td colspan='2' width='50%' align='center' style="background-color: white;">Revision as of 21:15, 20 September 2006</td> </tr> <tr><td colspan="2" align="left"><strong>Line 1:</strong></td> <td colspan="2" align="left"><strong>Line 1:</strong></td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"></td><td colspan="2">&nbsp;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;br&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;br&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;div&gt;I noticed that DD-WRT for some time now has supported WMM (Wi-Fi Multimedia) on the QoS section, however there was no explanation on all the settings of what they all done. I have now compiled some info from numerous sites as to what each setting is. At the time of writing DDWRT v23 SP1 (02/Apr/2006) is the latest. no doubt the WMM Support panel on the QoS page will be updated somewhat to show some meaning of the abbreviations.&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;div&gt;I noticed that DD-WRT for some time now has supported WMM (Wi-Fi Multimedia) on the QoS section, however there was no explanation on all the settings of what they all done. I have now compiled some info from numerous sites as to what each setting is. At the time of writing DDWRT v23 SP1 (02/Apr/2006) is the latest. no doubt the WMM Support panel on the QoS page will be updated somewhat to show some meaning of the abbreviations.&lt;br /&gt;</td></tr> </table> Wed, 20 Sep 2006 21:15:57 GMT Oxo http://wiki.dd-wrt.com/wiki/index.php/Talk:WMM Oxo at 21:10, 20 September 2006 http://wiki.dd-wrt.com/wiki/index.php?title=WMM&diff=7557&oldid=prev <p></p> <table border='0' width='98%' cellpadding='0' cellspacing='4' style="background-color: white;"> <tr> <td colspan='2' width='50%' align='center' style="background-color: white;">←Older revision</td> <td colspan='2' width='50%' align='center' style="background-color: white;">Revision as of 21:10, 20 September 2006</td> </tr> <tr><td colspan="2" align="left"><strong>Line 1:</strong></td> <td colspan="2" align="left"><strong>Line 1:</strong></td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">I have obtained permission to import the following article:</td><td colspan="2">&nbsp;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"></td><td> </td><td style="background: #eee; font-size: smaller;"></td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">http://www.linksysinfo.org/portal/forums/showthread.php?t=47262&lt;br&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;br&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"></td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">I don't quite have the time just yet. Volunteers?&lt;br&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">Please source and link the author.&lt;br&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;br&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">Thanks,</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">[[User:Drakcap|Drakcap]] 05:48, 7 Sep 2006 (CEST)&lt;br&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;br&gt;</td><td colspan="2">&nbsp;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;br&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;br&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;div&gt;I noticed that DD-WRT for some time now has supported WMM (Wi-Fi Multimedia) on the QoS section, however there was no explanation on all the settings of what they all done. I have now compiled some info from numerous sites as to what each setting is. At the time of writing DDWRT v23 SP1 (02/Apr/2006) is the latest. no doubt the WMM Support panel on the QoS page will be updated somewhat to show some meaning of the abbreviations.&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;div&gt;I noticed that DD-WRT for some time now has supported WMM (Wi-Fi Multimedia) on the QoS section, however there was no explanation on all the settings of what they all done. I have now compiled some info from numerous sites as to what each setting is. At the time of writing DDWRT v23 SP1 (02/Apr/2006) is the latest. no doubt the WMM Support panel on the QoS page will be updated somewhat to show some meaning of the abbreviations.&lt;br /&gt;</td></tr> <tr><td colspan="2" align="left"><strong>Line 56:</strong></td> <td colspan="2" align="left"><strong>Line 46:</strong></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;!--hi--&gt;&amp;nbsp;&lt;/div&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;!--hi--&gt;&amp;nbsp;&lt;/div&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">----</td><td> </td><td style="background: #eee; font-size: smaller;">----</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;">I have obtained permission to import the following article:</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;"></td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;">http://www.linksysinfo.org/portal/forums/showthread.php?t=47262&lt;br&gt;</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;">&lt;br&gt;</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;"></td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;">I don't quite have the time just yet. Volunteers?&lt;br&gt;</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;">Please source and link the author.&lt;br&gt;</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;">&lt;br&gt;</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;">Thanks,</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;">[[User:Drakcap|Drakcap]] 05:48, 7 Sep 2006 (CEST)&lt;br&gt;</td></tr> <tr><td colspan="2">&nbsp;</td><td>+</td><td style="background: #cfc; font-size: smaller;">&lt;br&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;br&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;br&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">Re: Article Permission&lt;br&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">Re: Article Permission&lt;br&gt;</td></tr> </table> Wed, 20 Sep 2006 21:10:21 GMT Oxo http://wiki.dd-wrt.com/wiki/index.php/Talk:WMM Oxo at 21:09, 20 September 2006 http://wiki.dd-wrt.com/wiki/index.php?title=WMM&diff=7556&oldid=prev <p></p> <table border='0' width='98%' cellpadding='0' cellspacing='4' style="background-color: white;"> <tr> <td colspan='2' width='50%' align='center' style="background-color: white;">←Older revision</td> <td colspan='2' width='50%' align='center' style="background-color: white;">Revision as of 21:09, 20 September 2006</td> </tr> <tr><td colspan="2" align="left"><strong>Line 43:</strong></td> <td colspan="2" align="left"><strong>Line 43:</strong></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"> &lt;table id=&quot;table2&quot; border=&quot;1&quot; height=&quot;196&quot;&gt;&lt;tr&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Queue &lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Data Transmitted&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;"> &lt;table id=&quot;table2&quot; border=&quot;1&quot; height=&quot;196&quot;&gt;&lt;tr&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Queue &lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Data Transmitted&lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;"> AP to Clients&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Priority&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Description&lt;/b&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BK &lt;/td&gt; &lt;td align=&quot;center&quot;&gt; Background.&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Low&lt;/td&gt; &lt;td&gt;High throughput. Bulk data that requires maximum throughput and is not time-sensitive is sent to this queue (FTP data, for example).&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BE&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Best Effort&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Medium&lt;/td&gt; &lt;td&gt;Medium throughput and delay. Most traditional IP data is sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VI&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Video&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Minimum delay. Time-sensitive video data is automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VO&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Voice&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Time-sensitive data like VoIP and streaming media are automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </td><td> </td><td style="background: #eee; font-size: smaller;"> AP to Clients&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Priority&lt;/b&gt;&lt;/td&gt; &lt;td align=&quot;center&quot; bgcolor=&quot;#c0c0c0&quot;&gt; &lt;b&gt;Description&lt;/b&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BK &lt;/td&gt; &lt;td align=&quot;center&quot;&gt; Background.&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Low&lt;/td&gt; &lt;td&gt;High throughput. Bulk data that requires maximum throughput and is not time-sensitive is sent to this queue (FTP data, for example).&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_BE&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Best Effort&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Medium&lt;/td&gt; &lt;td&gt;Medium throughput and delay. Most traditional IP data is sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VI&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Video&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Minimum delay. Time-sensitive video data is automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td align=&quot;center&quot;&gt;AC_VO&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;Voice&lt;/td&gt; &lt;td align=&quot;center&quot;&gt;High&lt;/td&gt; &lt;td&gt;Time-sensitive data like VoIP and streaming media are automatically sent to this queue&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;">&lt;b<del style="color: red; font-weight: bold; text-decoration: none;">&gt;&lt;br /</del>&gt;EDCA STA Parameters Fields&lt;/b<del style="color: red; font-weight: bold; text-decoration: none;">&gt;&lt;br /&gt;</del></td><td>+</td><td style="background: #cfc; font-size: smaller;">&lt;b&gt;EDCA STA Parameters Fields&lt;/b&gt;</td></tr> <tr><td>-</td><td style="background: #ffa; font-size: smaller;"><del style="color: red; font-weight: bold; text-decoration: none;"> &lt;b&gt;&lt;br /</del>&gt;</td><td>+</td><td style="background: #cfc; font-size: smaller;"></td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">CWmin&lt;/b&gt; - Minimum Contention Window. This parameter is input to the algorithm that determines the initial random backoff wait time (&quot;window&quot;) for retry of a transmission. The value specified here in the Minimum Contention Window is the upper limit (in milliseconds) of a range from which the initial random backoff wait time is determined. &lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">CWmin&lt;/b&gt; - Minimum Contention Window. This parameter is input to the algorithm that determines the initial random backoff wait time (&quot;window&quot;) for retry of a transmission. The value specified here in the Minimum Contention Window is the upper limit (in milliseconds) of a range from which the initial random backoff wait time is determined. &lt;br /&gt;</td></tr> <tr><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td><td> </td><td style="background: #eee; font-size: smaller;">&lt;br /&gt;</td></tr> </table> Wed, 20 Sep 2006 21:09:28 GMT Oxo http://wiki.dd-wrt.com/wiki/index.php/Talk:WMM