QOS - Marking Example on Cisco IOS XR

In this example customer traffic is marked on a Service Provider Router:

If the customer is taking Voip/Gold/Premium service than all traffic that comes from attachment circuit will be marked with Mpls Label value of 5.

policy-map marking-exp-5

class class-default

set mpls experimental imposition 5

end-policy-map

If the customer is taking other types of service, than all traffic that comes from attachment circuit will be marked with Mpls Label value of 0.

policy-map marking-exp-0

class class-default

set mpls experimental imposition 0

end-policy-map

Then these policy-maps should attached the related interfaces through inbound direction

Service-policy input marking-exp-0

or

Service-policy input marking-exp-0