Uniform Mode: Egress Pe Example - Cisco ASR 9000 Series Service Configuration Manual

Modular QoS Deployment Scenarios on Cisco ASR 9000 Series Routers
MPLS QoS
!Ingress interface:
class-map prec4
match precedence 4
!
policy-map set-MPLS-PHB
class prec4
police rate 8000 kbps
conform-action set mpls experimental imposition 4
exceed-action set mpls experimental imposition 2
!
interface GigabitEthernet0/0/0/1
service-policy input set-MPLS-PHB
!Egress interface:
class-map exp2and4
match mpls experimental topmost 2 4
!
policy-map output-qos
class exp2and4
bandwidth percent 40
random-detect default
!
interface GigabitEthernet0/0/0/2
service-policy output output-qos

Uniform Mode: Egress PE Example

On the egress PE, the EXP bits are copied to the precedence bits using the set qos-group and match
qos-group commands.
!Ingress interface:
class-map exp2
match mpls experimental topmost 2
!
class-map exp4
match mpls experimental topmost 4
!
policy-map policy2
class exp2
set qos-group 2
class exp4
set qos-group 4
!
interface GigabitEthernet0/0/0/2
service-policy input policy2
!Egress interface:
class-map qos2
match qos-group 2
class-map qos4
match qos-group 4
!
policy-map policy3
class qos2
set precedence 2
bandwidth percent 20
random-detect default
class qos4
set precedence 4
bandwidth percent 20
random-detect default
!
Cisco ASR 9000 Series Aggregation Services Router Modular Quality of Service Configuration Guide
QC-178 OL-23108-02