Cisco Catalyst 3550 Command Reference Manual page 274

mls qos cos policy-map
Command
set
show policy-map
trust
Catalyst 3550 Multilayer Switch Command Reference
2-248
Description
Classifies IP traffic by setting a CoS, DSCP, or IP-precedence value in the
packet.
Displays quality of service (QoS) policy maps.
Defines a trust state for traffic classified by the class policy-map
configuration or the class-map global configuration command.
Chapter 2 Catalyst 3550 Switch Cisco IOS Commands
OL-8566-02