Users Guide

Version Description
9.8(1.0) Introduced on the Z9100-ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000-ON.
9.2(1.0) Introduced on the Z9500.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
8.2.1.0 Class-map names can be 32 characters. Layer2 available on the
C-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 and
configured using this command to determine if the packet belongs to that class. This
command accesses CLASS-MAP mode, where the configuration commands include
thematch ip and match mac options.
When you create a class map to filter protocol traffic for CoPP, you must enter the
keyword cpu-qos .
Related
Commands
• ip access-list extended — configures an extended IP ACL.
• ip access-list standard — configures a standard IP ACL.
• match ip access-group — configures the match criteria based on the access
control 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 based
on the contents of the designated MAC ACL.
• match mac dot1p — configures a match criterion for a class map based on a
dot1p value.
• match mac vlan — configures a match criterion for a class map based on VLAN
ID.
• service-queue — assigns a class map and QoS policy to different queues.
• show qos class-map — views the current class map information.
Quality of Service (QoS) 1590