Consolidated Platform Configuration Guide, Cisco Ios Release 15.2(4)E (Catalyst 2960-X Switches - Cisco Catalyst 2960 series Configuration Manual

How to Configure QoS
Command or Action
Step 4
match {access-group acl-index-or-name | ip dscp
dscp-list | ip precedence ip-precedence-list}
Example:
Switch(config-cmap)# match ip dscp 10 11 12
Step 5
end
Example:
Switch(config-cmap)# end
Step 6
show class-map
Example:
Switch# show class-map
Step 7 copy running-config startup-config
Example:
Switch# copy-running-config startup-config

Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)

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Purpose
If neither the match-all or match-any keyword is specified, the
default is match-all.
To delete an existing class map, use the no class-map
Note
[match-all | match-any] class-map-name global
configuration command.
Defines the match criterion to classify traffic.
By default, no match criterion is defined.
Only one match criterion per class map is supported, and only one
ACL per class map is supported.
• For access-group acl-index-or-name, specify the number or
name of the ACL created in Step 2.
• To filter IPv6 traffic with the match access-group command,
create an IPv6 ACL, as described in Step 2.
• For ip dscp dscp-list, enter a list of up to eight IP DSCP values
to match against incoming packets. Separate each value with a
space. The range is 0 to 63.
• For ip precedence ip-precedence-list, enter a list of up to eight
IP-precedence values to match against incoming packets.
Separate each value with a space. The range is 0 to 7.
To remove a match criterion, use the no match
Note
{access-group acl-index-or-name | ip dscp | ip precedence}
class-map configuration command.
Returns to privileged EXEC mode.
Verifies your entries.
(Optional) Saves your entries in the configuration file.