For OPC example
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mls qos (Enable
QoS feature in Global mode)
ip access-list extend OPC_ACL (Define OPC packet)
permit ip host 10.91.1.185 host 10.90.90.185
permit ip host 10.91.1.186 host 10.90.90.186
class-map match-all OPC
match access-group name OPC_QOS
policy-map QOS-OPC
class
OPC
police 25000000
conform-action transmit
interface Gi11/11 (interface to 4506)
service-policy output
QOS-OPC
