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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoPlainText><span style='font-size:9.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:9.0pt;font-family:"Arial","sans-serif"'>Excerpt of the doc update in the <a href="http://www.cisco.com/en/US/docs/switches/metro/me3400e/software/release/12.2_58_ex/configuration/guide/swqos.html#wp1497063">config guide</a> is as follows:<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:9.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=pb1body1 style='mso-margin-top-alt:0in;margin-right:0in;margin-bottom:0in;margin-left:.5in;margin-bottom:.0001pt'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>WTD is configured by using the <b>queue-limit</b> policy-map class command. The command adjusts the queue size (buffer size) associated with a particular class of traffic. You specify the threshold as the number of packets, where each packet is a fixed unit of 256 bytes or as a percentage value. You can specify different queue sizes in absolute (number of packets) or percentage terms for different classes of traffic (CoS, DSCP, precedence, or QoS group) in the same queue. Setting a queue limit establishes a drop threshold for the associated traffic when congestion occurs. <o:p></o:p></span></p><p class=pb1body1 style='mso-margin-top-alt:0in;margin-right:0in;margin-bottom:0in;margin-left:.5in;margin-bottom:.0001pt'><a name=wp1727931></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>You cannot configure the queue size in absolute and percentage terms in the same policy. <o:p></o:p></span></p><p class=pb1body1 style='mso-margin-top-alt:0in;margin-right:0in;margin-bottom:0in;margin-left:.5in;margin-bottom:.0001pt'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>When you configure queue limit, the range for the number of packets is from 16 to 4272, in multiples of 16, where each packet is a fixed unit of 256 bytes. <o:p></o:p></span></p><p class=pb1body1 style='mso-margin-top-alt:0in;margin-right:0in;margin-bottom:0in;margin-left:.5in;margin-bottom:.0001pt'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoPlainText><span style='font-size:9.0pt;font-family:"Arial","sans-serif"'>Excerpt of the doc update in the <a href="http://www.cisco.com/en/US/docs/switches/metro/me3400e/software/release/12.2_58_ex/command/reference/cli1.html#wp5095786">command reference</a> document is as follows:<o:p></o:p></span></p><p class=MsoPlainText><span style='font-size:9.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#336666'>queue-limit <o:p></o:p></span></b></p><p class=MsoNormal style='margin-left:.5in'><a name=wpmkr5187420></a><a name=wpmkr5187419></a><a name=wpmkr5187418></a><a name=wp5107200></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Use the <b>queue-limit </b>policy-map class configuration command to set the queue maximum threshold for weighted tail drop (WTD) in an output policy map. Use the <b>no</b> form of this command to return to the default. <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361538></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></b></p><p class=MsoNormal style='margin-left:.5in'><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>queue-limit</span></b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> [<b>cos </b><i>value </i>| <b>dot1ad dei </b><i>value</i> | <b>dscp </b><i>value</i> | <b>precedence </b><i>value</i><b> </b>|<b> qos-group </b><i>value</i>] {<i>number-of-packets </i>[<b>packets</b>]| <b>percent </b><i>value</i>} <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp5107202></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>no queue-limit</span></b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> [<b>cos </b><i>value </i>| <b>dot1ad dei </b><i>value</i> | <b>dscp </b><i>value</i> | <b>precedence </b><i>value</i> |<b> qos-group </b><i>value</i>] <i>number-of-packets </i>[<b>packets</b>] {<i>number-of-packets </i>[<b>packets</b>]| <b>percent </b><i>value</i>} <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp5107224></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#336666'><o:p> </o:p></span></b></p><p class=MsoNormal style='margin-left:.5in'><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#336666'>Syntax Description<o:p></o:p></span></b></p><table class=MsoNormalTable border=1 cellspacing=0 cellpadding=0 width="80%" style='width:80.0%;margin-left:.5in;border:outset gray 1.0pt'><tr><td valign=top style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp5107205></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>cos </span></b><i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>value</span></i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> <o:p></o:p></span></p></td><td valign=top style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp5107207></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>(Optional) Set the parameters for each cost of service (CoS) value. The range is from 0 to 7. <o:p></o:p></span></p></td></tr><tr><td valign=top style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp6306164></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>dot1ad dei </span></b><i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>value</span></i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> <o:p></o:p></span></p></td><td valign=top style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp6306166></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>(Optional) Set the parameters for each drop eligibility indicator (DEI) value. The range is from 0 to 1. <o:p></o:p></span></p></td></tr><tr><td valign=top style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp5107209></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>dscp </span></b><i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>value</span></i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> <o:p></o:p></span></p></td><td valign=top style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp5107211></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>(Optional) Set the parameters for each Differentiated Services Code Point (DSCP) value. The range is from 0 to 63. <o:p></o:p></span></p></td></tr><tr><td valign=top style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp5107213></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>precedence </span></b><i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>value</span></i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> <o:p></o:p></span></p></td><td valign=top style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp5107215></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>(Optional) Set the parameters for each IP precedence value. The range is from 0 to 7. <o:p></o:p></span></p></td></tr><tr><td valign=top style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp5107217></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>qos-group </span></b><i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>value</span></i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> <o:p></o:p></span></p></td><td valign=top style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp5107219></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>(Optional) Set the parameters for each quality-of-service (QoS) group value. The range is from 0 to 99. <o:p></o:p></span></p></td></tr><tr><td valign=top style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp5107221></a><i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>number-of-packets </span></i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>[<b>packets</b>] <o:p></o:p></span></p></td><td valign=top style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp5107223></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Set the maximum threshold for WTD as the number of packets in the queue. The range is from 16 to 4272 and refers to 256-byte packets. The default is 160 packets. The <b>packets</b> keyword is optional. <o:p></o:p></span></p><p class=MsoNormal><a name=wp5353288></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Note </span></b><img border=0 width=1 height=2 id="Picture_x0020_1" src="cid:image001.png@01CD21B1.0A51BF70"><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>For optimal network performance, we strongly recommend that you configure the maximum queue-limit to 272 or less. <o:p></o:p></span></p></td></tr><tr><td valign=top style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp6361555></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>percent </span></b><i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>value</span></i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> <o:p></o:p></span></p></td><td valign=top style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp6361557></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>(Optional) Set the maximum threshold for WTD as a percentage of the total number of packets (buffers) in the common pool. <o:p></o:p></span></p><p class=MsoNormal><a name=wp6367277></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>The range is from 1 to 100. <o:p></o:p></span></p></td></tr></table><p class=MsoNormal style='margin-left:.5in'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp5107225></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#336666'>Defaults <o:p></o:p></span></b></p><p class=MsoNormal style='margin-left:.5in'><a name=wp5107226></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Default queue limit is 160 (256-byte) packets. <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp5107227></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#336666'>Command Modes <o:p></o:p></span></b></p><p class=MsoNormal style='margin-left:.5in'><a name=wp5107228></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Policy-map class configuration <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp5107238></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#336666'>Command History<o:p></o:p></span></b></p><table class=MsoNormalTable border=1 cellspacing=0 cellpadding=0 width="80%" style='width:80.0%;margin-left:.5in;border:outset gray 1.0pt'><tr><td valign=bottom style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal align=center style='text-align:center'><a name=wp5639950></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Release <o:p></o:p></span></b></p></td><td valign=bottom style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal align=center style='text-align:center'><a name=wp5639952></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Modification <o:p></o:p></span></b></p></td></tr><tr><td valign=top style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp5639962></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>12.2(44)EY <o:p></o:p></span></p></td><td valign=top style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp5639964></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>This command was introduced. <o:p></o:p></span></p></td></tr><tr><td valign=top style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp6306178></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>12.2(55)SE <o:p></o:p></span></p></td><td valign=top style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp6306180></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>The <b>dot1ad dei </b>keywords were added. <o:p></o:p></span></p></td></tr><tr><td valign=top style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp6361574></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>12.2(58)EX <o:p></o:p></span></p></td><td valign=top style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal><a name=wp6361576></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>The <b>percent</b> keyword was added. <o:p></o:p></span></p></td></tr></table><p class=MsoNormal style='margin-left:.5in'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp5107239></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#336666'>Usage Guidelines <o:p></o:p></span></b></p><p class=MsoNormal style='margin-left:.5in'><a name=wp5107240></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>…(content) <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361590></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>You cannot configure the queue limit in absolute (number of packets) and percentage terms in the same policy. <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6367489></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>When you use the <b>queue-limit</b> command to configure thresholds within a class map, the WTD thresholds must be less than or equal to the maximum threshold of the queue. This means that the queue size configured without a qualifier must be larger than any of the queue sizes configured with a qualifier. <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6367490></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>When you use the <b>percent</b> keyword to configure the queue limit, note that the threshold values for WTD qualifiers are calculated based on the number of packets (buffers) available for each policy or class (the default for which is 160 packets if you do not configure a queue limit). The threshold values are not a percentage of the total number of packets in the common pool on the switch. </span><span style='font-size:9.5pt;font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p><h3 style='mso-margin-top-alt:0in;margin-right:0in;margin-bottom:0in;margin-left:.5in;margin-bottom:.0001pt'><span style='font-size:9.0pt;font-family:"Arial","sans-serif"'>Examples <o:p></o:p></span></h3><p class=MsoNormal style='margin-left:.5in'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>This example shows how to configure WTD as a percentage of packets in the queue where <i>freeclass1</i>, <i>freeclass2, and freeclass3 </i>get a minimum of 20 percent of the traffic bandwidth. The class-default gets the remaining 10 percent. In the example: <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361608></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Part A shows how you can set a percentage queue limit for each class of traffic. <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361609></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Part B shows how you can set a percentage queue limit for the threshold. <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361610></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Part C show how you can configure both in the same policy. <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361611></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Part A: <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361612></a><span style='font-size:9.0pt;font-family:"Courier New";color:black'>Switch(config)#policy-map free-class<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361613></a><span style='font-size:9.0pt;font-family:"Courier New";color:black'>Switch(config-pmap)#class freeclass1<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361614></a><span style='font-size:9.0pt;font-family:"Courier New";color:black'>Switch(config-pmap-c)#bandwidth percent 20<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361615></a><span style='font-size:9.0pt;font-family:"Courier New";color:black'>Switch(config-pmap-c)#queue-limit cos 1 percent 60<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361616></a><span style='font-size:9.0pt;font-family:"Courier New";color:black'>Switch(config-pmap-c)#exit<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361618></a><a name=wp6361617></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Part B: <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361619></a><span style='font-size:9.0pt;font-family:"Courier New";color:black'>Switch(config-pmap)#class freeclass2<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361620></a><span style='font-size:9.0pt;font-family:"Courier New";color:black'>Switch(config-pmap-c)#bandwidth percent 20<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361621></a><span style='font-size:9.0pt;font-family:"Courier New";color:black'>Switch(config-pmap-c)#queue-limit percent 40<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361623></a><a name=wp6361622></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Part C: <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361624></a><span style='font-size:9.0pt;font-family:"Courier New";color:black'>Switch(config-pmap)#class freeclass3<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361625></a><span style='font-size:9.0pt;font-family:"Courier New";color:black'>Switch(config-pmap-c)#bandwidth percent 20<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361626></a><span style='font-size:9.0pt;font-family:"Courier New";color:black'>Switch(config-pmap-c)#queue-limit percent 40<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361627></a><span style='font-size:9.0pt;font-family:"Courier New";color:black'>Switch(config-pmap-c)#queue-limit cos 4 percent 10<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361628></a><span style='font-size:9.0pt;font-family:"Courier New";color:black'>Switch(config-pmap-c)#exit<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><a name=wp6361605></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Switch(config-pmap)#exit <o:p></o:p></span></p><p class=MsoPlainText style='margin-left:.5in'><span style='font-size:9.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><h3 style='margin-left:.5in'><span style='font-size:9.0pt;font-family:"Arial","sans-serif"'>Related Commands<o:p></o:p></span></h3><table class=MsoNormalTable border=1 cellspacing=0 cellpadding=0 width="80%" style='width:80.0%;margin-left:.5in;border:outset gray 1.0pt'><tr><td valign=bottom style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal align=center style='text-align:center'><a name=wp5107315></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Command <o:p></o:p></span></b></p></td><td valign=bottom style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=MsoNormal align=center style='text-align:center'><a name=wp5107317></a><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Description <o:p></o:p></span></b></p></td></tr><tr><td valign=top style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=pb1body1><a name=wp5107322></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><a href="http://www.cisco.com/en/US/docs/switches/metro/me3400e/software/release/12.2_58_ex/command/reference/cli1.html#wp1860245"><b>class</b></a> <o:p></o:p></span></p></td><td valign=top style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=pb1body1><a name=wp5107324></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Defines a traffic classification match criteria for the specified class-map name. <o:p></o:p></span></p></td></tr><tr><td valign=top style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=pb1body1><a name=wp5107329></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><a href="http://www.cisco.com/en/US/docs/switches/metro/me3400e/software/release/12.2_58_ex/command/reference/cli1.html#wp1864146"><b>policy-map</b></a> <o:p></o:p></span></p></td><td valign=top style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=pb1body1><a name=wp5107331></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Creates or modifies a policy map that can be attached to multiple ports to specify a service policy. <o:p></o:p></span></p></td></tr><tr><td valign=top style='border:inset gray 1.0pt;border-left:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=pb1body1><a name=wp5107343></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><a href="http://www.cisco.com/en/US/docs/switches/metro/me3400e/software/release/12.2_58_ex/command/reference/cli2.html#wpxref83492"><b>show policy-map</b></a> <o:p></o:p></span></p></td><td valign=top style='border:inset gray 1.0pt;border-right:none;padding:2.25pt 2.25pt 2.25pt 2.25pt'><p class=pb1body1><a name=wp5107345></a><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Displays QoS policy maps. <o:p></o:p></span></p></td></tr></table><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>-Waris<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>-----Original Message-----<br>From: cisco-nsp-bounces@puck.nether.net [mailto:cisco-nsp-bounces@puck.nether.net] On Behalf Of Pavel Skovajsa<br>Sent: Thursday, April 19, 2012 2:13 PM<br>To: cisco-nsp@puck.nether.net<br>Subject: Re: [c-nsp] New Cisco ME3400 IOS?</p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>The new 12.2(58)EX is out there, can somebody please share experience with it?<o:p></o:p></p><p class=MsoPlainText>Also would be great if someone can shed some light on what is actually considered an 'Enhanced QoS buffer management' since from the release notes <a href="http://www.cisco.com/en/US/docs/switches/metro/me3400e/software/release/12.2_58_ex/release/notes/ol24334.html"><span style='color:windowtext;text-decoration:none'>http://www.cisco.com/en/US/docs/switches/metro/me3400e/software/release/12.2_58_ex/release/notes/ol24334.html</span></a><o:p></o:p></p><p class=MsoPlainText>it<o:p></o:p></p><p class=MsoPlainText>seems like the queue size has magically gone up:<o:p></o:p></p><p class=MsoPlainText>////////<o:p></o:p></p><p class=MsoPlainText>Option to configure the queue size threshold in percentage terms. You can now specify different queue sizes in absolute (number of packets) or percentage terms for different classes of traffic in the same queue. The upper limit of the number of packets you can specify when configuring a queue limit is increased from 544 to 4272.<o:p></o:p></p><p class=MsoPlainText>/////////<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Is there a DOC describing how these queue size thresholds actually work on ME3400?<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>-pavel<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>On Fri, Mar 23, 2012 at 11:36 AM, Aled Morris <<a href="mailto:aledm@qix.co.uk"><span style='color:windowtext;text-decoration:none'>aledm@qix.co.uk</span></a>> wrote:<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>> On 23 March 2012 07:59, Tassos Chatzithomaoglou <o:p></o:p></p><p class=MsoPlainText>> <achatz@forthnetgroup.gr<o:p></o:p></p><p class=MsoPlainText>> >wrote:<o:p></o:p></p><p class=MsoPlainText>><o:p> </o:p></p><p class=MsoPlainText>> > Can you please provide more details about "Enhanced QoS buffer<o:p></o:p></p><p class=MsoPlainText>> management"?<o:p></o:p></p><p class=MsoPlainText>> ><o:p></o:p></p><p class=MsoPlainText>> ><o:p></o:p></p><p class=MsoPlainText>> Sometimes this is marketing speak for "now works (more) like the <o:p></o:p></p><p class=MsoPlainText>> documentation claims it always did" i.e. fixed wiithout admitting that <o:p></o:p></p><p class=MsoPlainText>> the code was broken before.<o:p></o:p></p><p class=MsoPlainText>><o:p> </o:p></p><p class=MsoPlainText>> Aled<o:p></o:p></p><p class=MsoPlainText>> _______________________________________________<o:p></o:p></p><p class=MsoPlainText>> cisco-nsp mailing list <a href="mailto:cisco-nsp@puck.nether.net"><span style='color:windowtext;text-decoration:none'>cisco-nsp@puck.nether.net</span></a> <o:p></o:p></p><p class=MsoPlainText>> <a href="https://puck.nether.net/mailman/listinfo/cisco-nsp"><span style='color:windowtext;text-decoration:none'>https://puck.nether.net/mailman/listinfo/cisco-nsp</span></a><o:p></o:p></p><p class=MsoPlainText>> archive at <a href="http://puck.nether.net/pipermail/cisco-nsp/"><span style='color:windowtext;text-decoration:none'>http://puck.nether.net/pipermail/cisco-nsp/</span></a><o:p></o:p></p><p class=MsoPlainText>><o:p> </o:p></p><p class=MsoPlainText>_______________________________________________<o:p></o:p></p><p class=MsoPlainText>cisco-nsp mailing list <a href="mailto:cisco-nsp@puck.nether.net"><span style='color:windowtext;text-decoration:none'>cisco-nsp@puck.nether.net</span></a> <a href="https://puck.nether.net/mailman/listinfo/cisco-nsp"><span style='color:windowtext;text-decoration:none'>https://puck.nether.net/mailman/listinfo/cisco-nsp</span></a><o:p></o:p></p><p class=MsoPlainText>archive at <a href="http://puck.nether.net/pipermail/cisco-nsp/"><span style='color:windowtext;text-decoration:none'>http://puck.nether.net/pipermail/cisco-nsp/</span></a><o:p></o:p></p></div></body></html>