VRP5.3操作手册 QoS分册05-第5章 基于类的QoS配置
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目录第5章基于类的QoS配置.....................................................................................................5-15.1 简介....................................................................................................................................5-15.1.1 流分类......................................................................................................................5-25.1.2 标记.........................................................................................................................5-25.1.3 DSCP......................................................................................................................5-35.1.4 标准的PHB.............................................................................................................5-35.1.5 基于类的队列CBQ(Class Based Queue)..........................................................5-45.2 配置流分类.........................................................................................................................5-45.2.1 建立配置任务...........................................................................................................5-45.2.2 在类视图中定义匹配类的规则.................................................................................5-55.2.3 检查配置结果...........................................................................................................5-65.3 配置基于类的标记动作.......................................................................................................5-75.3.1 建立配置任务...........................................................................................................5-75.3.2 配置标记报文的DSCP值........................................................................................5-85.3.3 配置标记报文的IP优先级值...................................................................................5-85.3.4 配置标记FR报文的DE标志位的值........................................................................5-85.3.5 配置标记ATM信元的CLP标志位的值...................................................................5-85.3.6 配置标记MPLS EXP域的值...................................................................................5-95.3.7 配置标记VLAN优先级8021P的值.........................................................................5-95.4 配置基于类的流量监管和流量整形动作.............................................................................5-95.4.1 建立配置任务...........................................................................................................5-95.4.2 配置基于类的流量监管动作...................................................................................5-105.4.3 配置基于类的流量整形动作...................................................................................5-105.4.4 检查配置结果.........................................................................................................5-115.5 配置基于类的流量限速动作..............................................................................................5-115.5.1 建立配置任务.........................................................................................................5-115.5.2 配置基于类的流量限速动作...................................................................................5-125.5.3 检查配置结果.........................................................................................................5-125.6 配置CBQ动作.................................................................................................................5-125.6.1 建立配置任务.........................................................................................................5-125.6.2 配置AF..................................................................................................................5-135.6.3 配置WFQ..............................................................................................................5-135.6.4 配置最大队列长度..................................................................................................5-145.6.5 配置EF.................................................................................................................5-145.6.6 检查配置结果.........................................................................................................5-145.7 配置基于类的WRED动作...............................................................................................5-155.7.1 建立配置任务.........................................................................................................5-155.7.2 配置基于类的WRED丢弃方式.............................................................................5-155.7.3 配置基于类的WRED的丢弃参数.........................................................................5-165.7.4 检查配置结果.........................................................................................................5-16 5.8 配置流量策略...................................................................................................................5-175.8.1 建立配置任务.........................................................................................................5-175.8.2 定义策略并进入策略视图.......................................................................................5-175.8.3 为流分类指定流动作..............................................................................................5-185.8.4 检查配置结果.........................................................................................................5-18 5.9 配置策略嵌套动作............................................................................................................5-185.9.1 建立配置任务.........................................................................................................5-185.9.2 配置策略嵌套动作.................................................................................................5-195.9.3 检查配置结果.........................................................................................................5-20 5.10 应用策略.........................................................................................................................5-205.10.1 建立配置任务.......................................................................................................5-205.10.2 应用策略..............................................................................................................5-215.10.3 检查配置结果.......................................................................................................5-21 5.11 调试CBQ.......................................................................................................................5-21 5.12 配置举例.........................................................................................................................5-225.12.1 基于类的队列配置举例........................................................................................5-225.12.2 策略嵌套配置举例...............................................................................................5-26第5章基于类的QoS配置基于类的QoS是指通过对流量按照某种规则进行分类,并对同种类型的流量关联某种动作,形成某种策略,将该策略应用后实现基于类的流量监管、流量整形、拥塞管理、重新标记优先级等功能。