Cisco ASR 9000 Series Service Configuration Guide

Modular QoS Deployment Scenarios on Cisco ASR 9000 Series Routers
MPLS QoS
QC-178
Cisco ASR 9000 Series Aggregation Services Router Modular Quality of Service Configuration Guide
OL-23108-02
!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 Specifications

General

Series	ASR 9000
Category	Network Router
Modular Design	Yes
Redundancy	Yes (Hardware and Software)
Operating System	Cisco IOS XR
Interfaces/Ports	10G, 40G, 100G, 400G Ethernet
Expansion Slots	Varies by model
Routing Protocol	BGP, OSPF, IS-IS, EIGRP
Management	CLI, SNMP, NETCONF
Power Supply	Redundant
Port Density	Varies by model
Power Supply Options	AC, DC
Memory	Varies by model
Storage	Varies by model
Dimensions	Varies by model
Weight	Varies by model