Juniper ACX1000 Configuration Manual page 21

Copyright © 2017, Juniper Networks, Inc.
Classifiers and Rewrite Rules at the Global, Physical and Logical Interface Levels
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 871
Configuring Classifiers and Rewrite Rules at the Global and Physical Interface
Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 872
Understanding Schedulers Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 874
Configuring Shared and Dedicated Buffer Memory Pools . . . . . . . . . . . . . . . . . . 876
CoS for PPP and MLPPP Interfaces on ACX Series Routers . . . . . . . . . . . . . . . . . 877
Limitations That are Common for CoS on PPP and MLPPP Interfaces . . . . 878
Limitations for CoS on PPP Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 879
Guidelines for Configuring CoS on PPP and MLPPP Interfaces . . . . . . . . . . 879
Limitations for CoS on MLPPP Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . 880
CoS Functionalities for IPv4 Over PPP Interfaces . . . . . . . . . . . . . . . . . . . . . 881
CoS Functionalities for IPv4 Over MLPPP Interfaces . . . . . . . . . . . . . . . . . . 883
CoS for NAT Services on ACX Series Universal Access Routers . . . . . . . . . . . . . . 887
Configuring the IEEE 802.1p Field for CoS Host Outbound Traffic in ACX
Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 889
Configuring a Global Default IEEE 802.1p Value for All Host Outbound Traffic in
ACX Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 889
Applying Egress Interface Rewrite Rules to the IEEE 802.1p Field for All Host
Outbound Traffic on the Interface in ACX Series . . . . . . . . . . . . . . . . . . . . . 890
Overview of Assigning Service Levels to Packets Based on Multiple Packet
Header Fields . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 891
Configuring Multifield Classifiers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 892
Understanding CoS on ATM IMA Pseudowire Interfaces Overview . . . . . . . . . . . 895
Cell-Based ATM Policing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 895
Cell-Based ATM Shaping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 896
Fixed Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 896
Configuring Fixed Classification on an ATM IMA Pseudowire . . . . . . . . . . . . . . . 897
Example: Configuring Fixed Classification on an ATM IMA Pseudowire . . . . . . . 898
Configuring Shaping on an ATM IMA Pseudowire . . . . . . . . . . . . . . . . . . . . . . . . . 901
Example: Configuring Shaping on an ATM IMA Pseudowire . . . . . . . . . . . . . . . . 902
Understanding RED Drop Profiles Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 907
Configuring RED Drop Profiles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 907
Controlling Network Access Using Traffic Policing Overview . . . . . . . . . . . . . . . 908
Congestion Management for IP Traffic Flows . . . . . . . . . . . . . . . . . . . . . . . . 908
Traffic Limits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 909
Traffic Color Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 910
Forwarding Classes and PLP Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 911
Policer Application to Traffic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 912
Configuring Policing on an ATM IMA Pseudowire . . . . . . . . . . . . . . . . . . . . . . . . . 912
Configuring an Input Policer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 913
Configuring the ATM IMA Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 914
Example: Configuring Policing on an ATM IMA Pseudowire . . . . . . . . . . . . . . . . . 915
Hierarchical Policers on ACX Series Routers Overview . . . . . . . . . . . . . . . . . . . . 920
Guidelines for Configuring Hierarchical Policers on ACX Routers . . . . . . . . . . . . . 921
Hierarchical Policer Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 923
Guarantee Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 923
Peak Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 924
Hybrid Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 926
Table of Contents
xxi