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Table of Contents

Alcatel-Lucent, 7750 SR OS, Quality of Service Guide, Preface
About This Guide
Alcatel-Lucent, 7750 SR OS, Quality of Service Guide, Getting Started
In This Chapter
­Alcatel-Lucent 7750 SR-Series Services Configuration Process
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, QoS Policies
In This Chapter
QoS Overview
QoS Policies
Service and Network QoS Policies
Network QoS Policies
Network Queue QoS Policies
Queue Parameters
Service Ingress QoS Policies
Egress Forwarding Class Override
Service Egress QoS Policies
Named Pool Policies
Slope Policy Parameters
Scheduler Policies
Forwarding Classes
High-Priority Classes
Assured Classes
Best-Effort Classes
Shared Queues
ATM Traffic Descriptor Profiles
QoS Policy Entities
Frequently Used QoS Terms
Configuration Notes
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, Network QoS Policies
In This Section
Overview
Network Ingress Tunnel QoS Override
For Tunnel Terminated IP Routing Decisions
Normal QoS Operation
Tunnel Termination QoS Override Operation
Enabling and Disabling Tunnel Termination QoS Override
DSCP Marking CPU Generated Traffic
Default DSCP Mapping Table
Basic Configurations
Create a Network QoS Policy
Create a Network QoS Policy
Applying Network Policies
Default Network Policy Values
Service Management Tasks
Deleting QoS Policies
Remove a Policy from the QoS Configuration
Copying and Overwriting Network Policies
Editing QoS Policies
Resource Allocation for Network QoS policy
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, Network QoS Policy Command Reference
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, Network Queue QoS Policies
In This Section
Overview
Network Queue Parent Scheduler
Basic Configurations
Create a Network Queue QoS Policy
Create a Network Queue QoS Policy
Applying Network Queue Policies
MDAs
Ethernet Ports
SONET/SDH Ports
Default Network Queue Policy Values
Service Management Tasks
Deleting QoS Policies
Deleting QoS Policies
Remove a Policy from the QoS Configuration
Copying and Overwriting QoS Policies
Editing QoS Policies
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, Network Queue QoS Policy Command Reference
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, Service Egress and Ingress QoS Policies
In This Section
Overview
Egress SAP Forwarding Class and Forwarding Profile Overrides
SAP Egress QoS Policy Modifications
Hardware Support
DEI Egress Remarking
DEI in IEEE 802.1ad
DEI in IEEE 802.1ah
IEEE 802.1ad Use Case
IEEE 802.1ah Use Case
Egress FC-Based Remarking
Implementation Requirements
Default Service Egress and Egress Policy Values
SAP Egress Policy
Default SAP Ingress Policy
Basic Configurations
Create Service Egress and Ingress QoS Policies
Service Egress QoS Policy
Service Ingress QoS Policy
VID Filters
Arbitrary Bit Matching of VID Filters
QoS and VID Filters
Port Group Configuration Example
Applying Service Ingress and Egress Policies
Service Management Tasks
Deleting QoS Policies
Remove a QoS Policy from Service SAP(s)
Copying and Overwriting QoS Policies
Remove a Policy from the QoS Configuration
Editing QoS Policies
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, Service SAP QoS Policy Command Reference
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, Queue Sharing and Redirection
In This Section
Queue Sharing and Redirection
Supported Platforms
Queue Group Applications
Access SAP Queue Group Applications
Network Port Queue Groups for IP Interfaces
Pseudowire Shaping for Layer 2 and Layer 3 Services
Queue Group Templates and Port Queue Groups
Queue Group Templates
Port Queue Groups
Forwarding Plane Queue Groups
Redirection Models
Access SAP Forwarding Class Based Redirection
Ingress and Egress SAP Forwarding Class Redirection Association Rules
Access Queue Group Statistics
Network IP Interface Forwarding Class-Based Redirection
Egress Network Forwarding Class Redirection Association Rules
Egress Network IP Interface Statistics
Separate Ingress IPv4 and IPv6 Statistics
Ingress PW Shaping Using Spoke-SDP Forwarding Class-Based Redirection
Egress PW Shaping using Spoke-SDP Forwarding Class-Based Redirection
Ingress and Egress PW Statistics
Queue Group Behavior on LAG
Queue Group Queue Instantiation Per Link
Per Link Queue Group Queue Parameters
Adding a Queue Group to an Existing LAG
Removing a Queue Group from a LAG
Adding a Port to a LAG
Basic Configurations
Configuring an Ingress Queue Group Template
Configuring an Ingress Queue Group Template
Configuring Egress Queue Group Template
Applying Ingress Queue Group to SAP Ingress Policy
Applying Egress Queue Group to SAP Egress Policy
SAP-based Egress Queue Re-direction
Configuring Queue Group on Ethernet Access Ingress Port
Configuring Overrides
Configuring Queue Group on Ethernet Access Egress Port
Configuring Queue Group for Network Egress Traffic on Port
Configuring Queue Group for Network Ingress Traffic on Forwarding Plane
Using Queue Groups to Police Ingress/Egress Traffic on Network Interface
Configuring Ingress/Egress PW Shaping Using Spoke-SDP Forwarding Class-Based Redirection
Specifying QoS Policies on Service SAPs
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, QoS Queue Group Template Command Reference
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, QoS Scheduler Policies
In This Section
Overview
Scheduler Policies
Egress Port-Based Schedulers
Service/Subscriber Egress Port Bandwidth Allocation
Service or Subscriber Scheduler Child to Port Scheduler Parent
Frame and Packet-Based Bandwidth Allocation
Queue Parental Association Scope
Service or Subscriber-Level Scheduler Parental Association Scope
Network Queue Parent Scheduler
Foster Parent Behavior for Orphaned Queues and Schedulers
Frame-Based Accounting
Operational Modifications
Existing Egress Port Based Virtual Scheduling
Queue Behavior Modifications for Frame Based Accounting
Virtual Scheduler Rate and Queue Rate Parameter Interpretation
Configuring Port Scheduler Policies
Port Scheduler Structure
Special Orphan Queue and Scheduler Behavior
Packet to Frame Bandwidth Conversion
Aggregate Rate Limits for Directly Attached Queues
SAP Egress QoS Policy Queue Parenting
Network Queue QoS Policy Queue Parenting
Egress Port Scheduler Overrides
Applying a Port Scheduler Policy to a Virtual Port
Applying Aggregate Rate Limit to a VPORT
Weighted Scheduler Group in a Port Scheduler Policy
Basic Configurations
Create a QoS Scheduler Policy
Applying Scheduler Policies
Creating a QoS Port Scheduler Policy
Configuring Port Parent Parameters
Service Management Tasks
Deleting QoS Policies
Removing a QoS Policy from a Customer Multi-Service Site
Removing a QoS Policy from SAP(s)
Removing a Policy from the QoS Configuration
Copying and Overwriting Scheduler Policies
Editing QoS Policies
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, QoS Scheduler Policy Command Reference
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, Slope QoS Policies
In This Section
Overview
Basic Configurations
Create a Slope QoS Policy
Applying Slope Policies
Default Slope Policy Values
Deleting QoS Policies
Copying and Overwriting QoS Policies
Editing QoS Policies
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, Slope QoS Policy Command Reference
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, shared queue
In This Section
Overview
Multipoint Shared Queuing
Ingress Queuing Modes of Operation
Ingress Service Queuing
Basic Configurations
Modifying the Default Shared-Queue Policy
Applying Shared-Queue Policies
Default Shared Queue Policy Values
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, Shared-Queue QoS Policy Command Reference
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, QoS ATM Traffic Descriptor Profiles
In This Section
Overview
ATM Traffic Descriptor Profiles
ATM Traffic Management
QoS Model for ATM-Based Services
ATM Service Categories
ATM Traffic Descriptors and QoS Parameters
Policing
Shaping
ATM Queuing and Scheduling
Congestion Avoidance
Basic Configurations
Create an ATM-TD-Profile QoS Policy
Applying ATM-TD-Profile Policies
Default ATM-TD-Profile Policy Values
Service Management Tasks
Removing a Profile from the QoS Configuration
Copying and Overwriting Profile
Editing QoS Policies
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, ATM QoS Policy Command Reference
Operational Commands
Alcatel-Lucent, 7750 SR OS, Quality of Service Guide, Named Pools
In This Section
Overview
Named Pool Mode for IOM3-XP Card
Named Pool Mode for IOM3-XP Card
Basic Configuration
Create a Named Pool QoS Policy
Named pool Configuration Procedure
Allocation Steps
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, Named Pools QoS Policy Command Reference
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, High Scale Ethernet MDA
In This Section
HSMDA QoS Model
Queue Scaling
Port-Based Scheduling
Dual Pass Queuing
Egress Intermediate Destination Secondary Shapers
Packet and Octet Counting
Above CIR Discard with PIR Bypass
HSMDA Ingress Queue Policing Mode
HSMDA Buffer Utilization Controls
HSMDA Buffer Pools
Identifying Queue Groups as Provisioned or System
Provisioned and System Port Class Pools
Aggregate Pools for Type and Class Separation
Use of Aggregate Control Buffer Pools
HSMDA Buffer Pool Policy
Port Class Pool Sizing
HSMDA Available Buffer Register Operation
HSMDA Queue Congestion and Buffer Utilization Controls
Maximum HSMDA Queue Depth
Control Plane HSMDA RED Slope Policy Management
HSMDA Slope Policy MBS Parameter
HSMDA Slope Policy Slope Parameters
HSMDA Slope Shutdown Behavior
Ingress Packet Mapping to HSMDA RED Slope
Egress Packet Mapping to HSMDA RED Slope
HSMDA Queue Congestion or Pool Congestion Discard Stats
Egress Queue CIR Based Dot1P Remarking
SAP Ingress and SAP Egress QoS Policies
SAP Ingress QoS Policy
SAP Egress QoS Policy
Subscriber Queuing Differences
HSMDA Features
HSMDA LAG
Billing
Resource Management
HSMDA Queue Groups
Scheduling Classes
Scheduling Class Weighted Groups
Scheduler Strict Priority Levels
Strict Priority Level PIR
Scheduler Maximum Rate
HSMDA Scheduler Policy Overrides
Orphan Queues
Default HSMDA Scheduling Policy
Basic HSMDA Configurations
HSMDA Pool Policies
HSMDA Scheduler Policies
HSMDA Slope Policies
Egress Queue Group
Configuring HSMDA Queue Group Overrides
Applying HSMDA Policies
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, HSMDA, Command
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, QoS in MC-MLPPP
In This Section
Overview
Basic Configurations
Configuring MC-MLPPP
QoS in MLFR and FRF.12 Fragmentation
QoS in MLFR
QoS in FRF.12 End-to-End Fragmentation
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, MC-MLPPP Command Reference
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, Class Fair Hierarchical Policing, CFHP
In This Section
Introduction
Parent Policer Priority and Unfair Sensitive Discard Thresholds
CFHP Ingress and Egress Use Cases
Post-CFHP Queuing and Scheduling
Ingress CFHP Queuing
Egress CFHP Queuing
Policer to Local Queue Mapping
Egress Subscriber CFHP Queuing
Subscriber Destination String Queue Group Identification
SAP Default Destination String
CFHP Policer Control Policy
Policer Control Policy Root Arbiter
Tier 1 and Tier 2 Explicit Arbiters
Explicit Arbiter Rate Limits
CFHP Child Policer Definition and Creation
Policer Enabled SAP QoS Policy Applicability
Child Policer Parent Association
Profile Capped Policers
Policer Interaction with Initial Profile, Discard Eligibility, and Ingress Priority
Ingress ‘Undefined’ Initial Profile
Ingress Explicitly ‘In-Profile’ State Packet Handling without Profile-Capped Mode
Ingress Explicitly ‘In-Profile’ State Packet Handling with Profile-Capped Mode
Ingress Explicit ‘Out-of-Profile’ State Packet Handling
Egress Explicit Profile Reclassification
Egress Policer CIR Packet Handling without Profile Capped Mode
Egress Policer CIR Packet Handling with Profile Capped Mode
Ingress Child Policer Stat-Mode
Egress Child Policer Stat-Mode
Profile Preferred Mode Root Policers
Interaction Between Profile Preferred and Profile Capped Mode
Alcatel-Lucent, 7750 SR OS, Triple Play Guide, Class Fair Hierarchical Policing, CFHP, Policy Command Reference