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ANCP Feature Guide for Subscriber Management

Junos OS, Release 13.2

Overview
Configuration
Administration
Troubleshooting

ANCP in Subscriber Access Networks

ANCP Topology Discovery and Traffic Reporting Overview

Traffic Rate Reporting and Adjustment by ANCP

ANCP Interactions with AAA

ANCP Operations in Different Network Configurations

ANCP DSL Attributes Mapped to Juniper Networks DSL Vendor-Specific Attributes

Preservation of CoS Shaping Across ANCP Restarts

ANCP in Subscriber Access Networks
ANCP Topology Discovery and Traffic Reporting Overview Traffic Rate Reporting and Adjustment by ANCP ANCP Interactions with AAA ANCP Operations in Different Network Configurations ANCP DSL Attributes Mapped to Juniper Networks DSL Vendor-Specific Attributes Preservation of CoS Shaping Across ANCP Restarts

ANCP in Subscriber Access Networks

ANCP Topology Discovery and Traffic Reporting Overview

Traffic Rate Reporting and Adjustment by ANCP

ANCP Interactions with AAA

ANCP Operations in Different Network Configurations

ANCP DSL Attributes Mapped to Juniper Networks DSL Vendor-Specific Attributes

Preservation of CoS Shaping Across ANCP Restarts

Configuration Overview
Configuring ANCP

Configuration Tasks for ANCP
Configuring ANCP Neighbors Associating an Access Node with Subscribers for ANCP Operations Specifying the Interval Between ANCP Adjacency Messages Specifying the Maximum Number of Discovery Table Entries Configuring ANCP for Backward Compatibility Specifying How Long Processes Wait for ANCP Restart to Complete Setting a Global Adjustment Factor per DSL Subscriber Line for ANCP Agent-Reported Traffic Rates Configuring the ANCP Agent to Report Traffic Rates to CoS Setting a Recommended Shaping Rate for Traffic on ANCP Interfaces Configuring AAA to Include Juniper Networks DSL VSAs in RADIUS Messages Triggering ANCP OAM

Configuration Tasks for ANCP

Configuring ANCP Neighbors

Associating an Access Node with Subscribers for ANCP Operations

Specifying the Interval Between ANCP Adjacency Messages

Specifying the Maximum Number of Discovery Table Entries

Configuring ANCP for Backward Compatibility

Specifying How Long Processes Wait for ANCP Restart to Complete

Setting a Global Adjustment Factor per DSL Subscriber Line for ANCP Agent-Reported Traffic Rates

Configuring the ANCP Agent to Report Traffic Rates to CoS

Setting a Recommended Shaping Rate for Traffic on ANCP Interfaces

Configuring AAA to Include Juniper Networks DSL VSAs in RADIUS Messages

Triggering ANCP OAM

Example
Example: Configuring an ANCP Network with Interface Sets and N:1 Static Demux VLANs over Aggregated Ethernet

Configuration Statements
[edit protocols ancp] Hierarchy Level access-identifier adjacency-timer advisory-options ancp downstream-rate exclude ietf-mode interface-set interfaces juniper-dsl-attributes maximum-discovery-table-entries maximum-helper-restart-time neighbor overhead-accounting pre-ietf-mode qos-adjust qos-adjust-adsl qos-adjust-adsl2 qos-adjust-adsl2-plus qos-adjust-sds1 qos-adjust-vds1 qos-adjust-vds2 traceoptions underlying-interface upstream-rate

Configuration Statements

[edit protocols ancp] Hierarchy Level

juniper-dsl-attributes

maximum-discovery-table-entries

maximum-helper-restart-time

qos-adjust-adsl2-plus

Monitoring ANCP for Subscriber Access
Verifying and Monitoring ANCP Neighbors Clearing ANCP Neighbors Verifying and Monitoring ANCP Subscribers Clearing ANCP Subscribers Verifying and Monitoring CoS for ANCP Subscribers

Monitoring ANCP for Subscriber Access

Verifying and Monitoring ANCP Neighbors

Clearing ANCP Neighbors

Verifying and Monitoring ANCP Subscribers

Clearing ANCP Subscribers

Verifying and Monitoring CoS for ANCP Subscribers

Monitoring Commands
clear ancp neighbor clear ancp subscriber request ancp oam interface request ancp oam neighbor show ancp cos show ancp neighbor show ancp subscriber show ancp summary show ancp summary neighbor show ancp summary subscriber

Monitoring Commands

clear ancp neighbor

clear ancp subscriber

request ancp oam interface

request ancp oam neighbor

show ancp summary neighbor

show ancp summary subscriber

Acquiring Troubleshooting Information
Tracing ANCP Operations for Subscriber Access Configuring the ANCP Trace Log Filename Configuring the Number and Size of ANCP Log Files Configuring Access to the ANCP Log File Configuring a Regular Expression for ANCP Messages to Be Logged Configuring the ANCP Tracing Flags Configuring the Severity Level to Filter Which ANCP Messages Are Logged Collecting Subscriber Access Logs Before Contacting Juniper Technical Support

Acquiring Troubleshooting Information

Tracing ANCP Operations for Subscriber Access

Configuring the ANCP Trace Log Filename

Configuring the Number and Size of ANCP Log Files

Configuring Access to the ANCP Log File

Configuring a Regular Expression for ANCP Messages to Be Logged

Configuring the ANCP Tracing Flags

Configuring the Severity Level to Filter Which ANCP Messages Are Logged

Collecting Subscriber Access Logs Before Contacting Juniper Technical Support

Troubleshooting Configuration Statement
traceoptions (ANCP)

Knowledge Base
http://kb.juniper.net/

Supported Platforms

MX Series

Downloads

Download this page: ANCP