Version Description8.3.7.0 Introduced on the S4810.8.2.1.0 Class-map names can be 32 characters. Layer2 available on theC-Series and S-Series.7.6.1.0 Introduced on the S-Series.7.5.1.0 Introduced on the C-Series.7.4.1.0 E-Series Only: Expanded to add support for Layer 2.Usage Information Packets arriving at the input interface are checked against the match criteria andconfigured using this command to determine if the packet belongs to that class. Thiscommand accesses CLASS-MAP mode, where the configuration commands includethematch ip and match mac options.When you create a class map to filter protocol traffic for CoPP, you must enter thekeyword cpu-qos.Use this command in Configuration Terminal Batch mode to create the class map in adual-homing setup.RelatedCommands • ip access-list extended — configures an extended IP ACL.• match ip access-group — configures the match criteria based on the accesscontrol list (ACL).• match ip precedence — identifies the IP precedence values as match criteria.• match ip dscp — configures the match criteria based on the DSCP value.• match mac access-group — configures a match criterion for a class map basedon the contents of the designated MAC ACL.• match mac dot1p — configures a match criterion for a class map based on adot1p value.• match mac vlan — configures a match criterion for a class map based on VLANID.• service-queue — assigns a class map and QoS policy to different queues.• show qos class-map — views the current class map information.clear qos statisticsClear Matched Packets through class maps applied to inbound portsC9000 SeriesSyntax clear qos statistics interface-nameParameters interface-name Enter one of the following keywords:Quality of Service (QoS) 1802
