Table of Contents - JUNOS 9.4 Subscriber Access Configuration Guide

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About This Guide

Objectives

Audience

Supported Routing Platforms

Using the Indexes

Using the Examples in This Manual

Documentation Conventions

List of Technical Publications

Documentation Feedback

Requesting Technical Support

Managing Access Networks

Subscriber Access Overview

Subscriber Access Terms and Acronyms

Subscriber Access Environment

Relationship Between Subscribers and Interfaces in an Access Network

Subscriber Access Support Limitations

Platform Support
Interface Support

Subscriber Access Licensing Overview

Subscriber Access Operation Flow

Activating Subscribers and Managing Services in an Access Network

Components of a Dynamic Profile
Router Internal Variables Used by Dynamic Profiles

Configuring Subscriber Access

Subscriber Management

Subscriber Management Overview

Subscriber Access Management Overview

Configuring the AAA Service Framework for Subscriber Access

AAA Service Framework Overview

Router Interaction with RADIUS Servers Overview

Configuring Authentication and Accounting Parameters for Subscriber Access

Specifying the Authentication and Accounting Methods for Subscriber Access

Configuring How Accounting Statistics Are Collected for Subscriber Access

Configuring RADIUS Server Parameters for Subscriber Access

Specifying the RADIUS Authentication and Accounting Servers for Subscriber Access
Configuring RADIUS Server Options for Subscriber Access
Configuring How RADIUS Attributes Are Used for Subscriber Access

Using RADIUS Dynamic Requests for Subscriber Access Management

Dynamic Service Activation During Login Overview

RADIUS-Initiated Change of Authorization (CoA) Overview

CoA Messages
Qualifications for Change of Authorization
Message Exchange

RADIUS-Initiated Disconnect Overview

Disconnect Messages
Qualifications for Disconnect
Message Exchange

Configuring RADIUS-Initiated Dynamic Request Support

Verifying and Managing the RADIUS Dynamic-Request Feature

RADIUS Attributes and Juniper Networks VSAs Supported by the AAA Service Framework

RADIUS IETF Attributes Supported by the AAA Service Framework

Juniper Networks VSAs Supported by the AAA Service Framework

Error-Cause Codes (RADIUS Attribute 101) for Dynamic Requests

Attaching Access Profiles

Verifying and Managing Subscriber Information

Configuring Address-Assignment Pools for Subscriber Access

DHCP and Address Assignment Pools Overview

Configuring Address-Assignment Pools

Configuring an Address-Assignment Pool Name and Network Address
Configuring a Named Address Range for Dynamic Address Assignment
Configuring Static Address Assignment
Configuring DHCP Client-Specific Attributes

DHCP Attributes Table

License Requirements for Address-Assignment Pools

Tracing Address-Assignment Pool Processes

Configuring the Address-Assignment Pool Trace Log Filename
Configuring the Number and Size of Address-Assignment Pool Processes Log Files
Configuring Access to the Log File
Configuring a Regular Expression for Lines to Be Logged
Configuring the Trace Operation

Configuring DHCP Local Server for Subscriber Access

Extended DHCP Local Server Overview

Interaction Among the DHCP Client, Extended DHCP Local Server, and Address-Assignment Pools
Providing DHCP Client Configuration Information
Minimal Configuration for Clients
DHCP Local Server and Address-Assignment Pools

Dynamic Profile Attachment to DHCP Subscriber Interfaces Overview

Multiple DHCP Subscribers Sharing the Same VLAN Logical Interface
Primary Dynamic Profile

Using External AAA Authentication Services with DHCP

Configuring How the Extended DHCP Local Server Determines Which Address-Assignment Pool To Use

Grouping Interfaces with Common DHCP Configurations

Group-Specific DHCP Local Server Options

Overriding Default DHCP Local Server Configuration Settings

Specifying the Maximum Number of DHCP Clients Per Interface
Disabling ARP Table Population

DHCP Auto Logout Overview

Auto Logout Overview
How DHCP Identifies and Releases Clients
Option 60 and Option 82 Requirements

Automatically Logging Out DHCP Clients

Attaching Dynamic Profiles to DHCP Subscriber Interfaces

Attaching a Dynamic Profile to All DHCP Subscriber Interfaces
Attaching a Dynamic Profile to a Group of DHCP Subscriber Interfaces

Configuring Passwords for Usernames

Creating Unique Usernames for DHCP Clients

Verifying and Managing DHCP Local Server Configuration

Tracing Extended DHCP Operations

Configuring the Extended DHCP Log Filename
Configuring the Number and Size of Extended DHCP Log Files
Configuring Access to the Extended DHCP Log File
Configuring a Regular Expression for Extended DHCP Lines to Be Logged
Configuring the Extended DHCP Tracing Flags

Configuring DHCP Relay for Subscriber Access

Extended DHCP Relay Agent Overview

Interaction Among the DHCP Relay Agent, DHCP Client, and DHCP Servers
Access and Access-Internal Routes
DHCP State Persistence
Graceful Routing Engine Switchover

Dynamic Profile Attachment to DHCP Subscriber Interfaces Overview

Multiple DHCP Subscribers Sharing the Same VLAN Logical Interface
Primary Dynamic Profile

Using External AAA Authentication Services with DHCP

Grouping Interfaces with Common DHCP Configurations

Group-Specific DHCP Relay Options

Overriding the Default DHCP Relay Configuration

Overwriting giaddr Information
Overriding Option 82 Information
Using Layer 2 Unicast Transmission for DHCP Packets
Trusting Option 82 Information
Disabling ARP Table Population
Specifying the Maximum Number of DHCP Clients Per Interface
Disabling DHCP Relay

DHCP Auto Logout Overview

Auto Logout Overview
How DHCP Identifies and Releases Clients
Option 60 and Option 82 Requirements

DHCP Relay Agent Option 82 Value for Auto Logout

Automatically Logging Out DHCP Clients

Using Option 60 Information to Forward Client Traffic to Specific DHCP Servers

Using Matching Option 60 Strings to Process DHCP Client Traffic
Using Nonmatching Option 60 Strings to Process DHCP Client Traffic
Displaying a Count of Discarded DHCP Packets with Option 60 Information

Enabling and Disabling Insertion of Option 82 Information

Configuring Agent-Circuit-Id Information
Configuring an Option 82 Prefix

Configuring Server Groups

Configuring Active Server Groups

Attaching Dynamic Profiles to DHCP Subscriber Interfaces

Attaching a Dynamic Profile to All DHCP Subscriber Interfaces
Attaching a Dynamic Profile to a Group of DHCP Subscriber Interfaces

Verifying and Managing DHCP Relay Configuration

Tracing Extended DHCP Operations

Configuring the Extended DHCP Log Filename
Configuring the Number and Size of Extended DHCP Log Files
Configuring Access to the Extended DHCP Log File
Configuring a Regular Expression for Extended DHCP Lines to Be Logged
Configuring the Extended DHCP Tracing Flags

Configuring Subscriber Secure Policy Traffic Mirroring

Subscriber Secure Policy Overview

Subscriber Secure Policy Terms

Subscriber Secure Policy Traffic Mirroring Architecture

RADIUS Attributes Used for Subscriber Secure Policy

RADIUS Attributes Used as Traffic Mirroring Triggers
RADIUS-Based Mirroring Attributes
Considerations When Using RADIUS Attributes for Subscriber Secure Policy

Configuring Subscriber Secure Policy Mirroring Overview

Guidelines for Configuring Subscriber Secure Policy Mirroring on the Flow-Tap Service

Configuring Flow-Tap Service Support for Subscriber Secure Policy Mirroring

Configuring RADIUS Server Support for Subscriber Secure Policy Mirroring

Terminating Subscriber Secure Policy Mirroring Sessions

AAA and Remote Subscriber Access Configuration Examples

Example: Configuring RADIUS-Based Subscriber Authentication and Accounting
Example: Configuring an Address-Assignment Pool
Example: Minimum Extended DHCP Local Server Configuration
Example: Extended DHCP Local Server Configuration with Optional Pool Matching
Example: Minimum DHCP Relay Agent Configuration
Example: DHCP Relay Agent Configuration with Multiple Clients and Servers
Example: Using Option 60 Strings to Forward DHCP Client Traffic
Example: Using Option 60 Strings to Drop DHCP Client Traffic

Summary of AAA and Remote Subscriber Access Statements

accounting
accounting-port
accounting-server
accounting-session-id-format
accounting-stop-on-access-deny
accounting-stop-on-failure
active-server-group
address-assignment
always-write-giaddr
always-write-option-82
attributes
authentication
authentication
authentication-order
authentication-server
boot-file
boot-server
circuit-id
circuit-id
circuit-type
circuit-type
client-discover-match
client-discover-match
default-local-server-group
default-relay-server-group
delimiter
delimiter
dhcp-attributes
dhcp-local-server
dhcp-relay
disable-relay
domain-name
domain-name
domain-name
drop
dynamic-profile
dynamic-profile
ethernet-port-type-virtual
exclude
forwarding-class
grace-period
group
group
hardware-address
host
ignore
immediate-update
interface
interface
interface-client-limit
interface-client-limit
interface-description-format
interfaces
ip-address
ip-address-first
layer2-unicast-replies
local-server-group
logical-system-name
logical-system-name
mac-address
mac-address
maximum-lease-time
name-server
nas-identifier
nas-port-extended-format
netbios-node-type
network
no-arp
no-arp
option
option-60
option-60
option-82
option-82
option-82
option-82
option-match
options
order
override-nas-information
overrides
overrides
password
password
pool
pool-match-order
port
prefix
profile
radius
radius-flow-tap
radius-server
range
relay-option-60
relay-option-82
relay-server-group
remote-id
retry
revert-interval
router
routing-instance
routing-instance-name
routing-instance-name
secret
server-group
source-address
source-ipv4-address
statistics
tftp-server
timeout
traceoptions
traceoptions
traceoptions
trust-option-82
update-interval
username-include
username-include
user-prefix
user-prefix
vendor-option
vlan-nas-port-stacked-format
wins-server

Mobile IP Access

Mobile IP Overview

Mobile IP Home Agent Elements and Behavior

Mobile IP Registration

Home Address Assignment
Authentication
Re-authentication
AAA Authentication
Local Authentication
Accounting

Mobile IP Routing and Forwarding

Configuring Mobile IP

Tracing Mobile IP Operations

Configuring the Mobile IP Trace Log Filename
Configuring the Number and Size of Mobile IP Log Files
Configuring Access to the Mobile IP Log File
Configuring a Regular Expression for Mobile IP Lines to Be Logged
Configuring the Mobile IP Tracing Flags

Configuring the Mobile IP Authentication Method

Configuring the Mobile IP Home Agent

Configuring the Local Authentication Attributes for the Mobile Node

Configuring Accounting for Mobile IP Subscribers

Configuring Dynamic Home Assignment for the Mobile Node

Summary of Mobile IP Statements

algorithm
authenticate
dynamic-home-assignment
enable-service
entity-type
home-agent
home-agent
home-agent-address
key
mobile-ip
nai
order
peer
registration-lifetime
revocation-required
replay-method
spi
statistics
timestamp-tolerance
traceoptions
virtual-network

Dynamic Profiles for Access and Services

Dynamic Profiles Overview

Dynamic Profile Interface Support
What Dynamic Profiles Do
How Dynamic Profiles Work

Dynamic Variables Overview

How Dynamic Variables Work
JUNOS Predefined Internal Variables
User-Defined Variables

Configuring Dynamic Profiles

Configuring a Basic Dynamic Profile
Configuring Predefined Internal Dynamic Variables in Dynamic Profiles
Configuring User-Defined Dynamic Variables in Dynamic Profiles
Configuring a Dynamic Profile for Client Access
Configuring a Dynamic Profile for Various Levels of Services
Modifying Dynamic Profiles

Dynamic Profile Examples

Example: IGMP Dynamic Profile
Example: Firewall Dynamic Profile

Summary of Dynamic Profile Statements

attribute
default-value
dynamic-profiles
mandatory
radius
tag
variables
vendor-id

Subscriber Interfaces

Subscriber Interface Overview

Statically Identifying Subscribers
Dynamically Identifying Subscribers

Static Subscriber Interfaces and VLAN Overview

Subscriber Interfaces and IP Demux Overview

Interface Sets of Static Demux Interfaces
Dynamic Demux Interfaces
Guidelines for Configuring IP Demux Interfaces for Subscriber Access

MAC Address Validation for Subscriber Interfaces Overview

Supported Types of Subscriber Interfaces
Trusted Addresses
Types of MAC Address Validation

Configuring Subscriber Interfaces for Dynamic Profiles

Configuring Static Subscriber Interfaces in Dynamic Profiles

Configuring a Subscriber Interface with a Static VLAN Interface
Associating Dynamic Profiles with Statically Created Interfaces

Configuring a Subscriber Interface Using a Set of Static IP Demux Interfaces

Configuring Dynamic Subscriber Interfaces Using IP Demux Interfaces in Dynamic Profiles

Configuring MAC Address Validation for Subscriber Interfaces

Configuring MAC Address Validation for Static Subscriber Interfaces
Configuring MAC Address Validation for Dynamic Subscriber Interfaces

Subscriber Interface Examples

Example: Configuring a Static Subscriber Interface on a Gigabit Ethernet VLAN Interface (Multiple Logical Units)
Example: Configuring a Static Subscriber Interface on a Gigabit Ethernet VLAN Interface
Example: Configuring a Static Subscriber Interface on a Gigabit Ethernet VLAN Interface (No Autonegotiation)
Example: Configuring a Static Subscriber Interface with a Loopback
Example: Configuring Dynamic Subscriber Interfaces on IP Demux Interfaces

Subscriber Interfaces over Aggregated Ethernet Overview

Static VLAN Subscriber Interfaces over Aggregated Ethernet Overview

Guidelines for Configuring a Static VLAN Subscriber Interface over Aggregated Ethernet for Static or Dynamic CoS Support
Guidelines for Configuring an Aggregated Ethernet Logical Interface to Support a Static VLAN Subscriber Interface

Static or Dynamic IP Demux Subscriber Interfaces over Aggregated Ethernet Overview

Relationship Between an IP Demux Subscriber Interface and the Underlying Aggregated Ethernet Logical Interface
Options for Aggregated Ethernet Logical Interfaced That Support IP Demux Subscriber Interfaces
Features Supported with Static or Dynamic IP Demux Subscriber Interfaces over Aggregated Ethernet

Configuring Subscriber Interfaces over Aggregated Ethernet

Configuring a Static VLAN Subscriber Interface over Aggregated Ethernet

Configuring a Static or Dynamic IP Demux Subscriber Interface over Aggregated Ethernet

Configuring the Number of Aggregated Ethernet Logical Interfaces on the Router
Configuring Ethernet Links as Members of an Aggregated Ethernet Logical Interface for a Static or Dynamic IP Demux Subscriber Interface
Configuring an Aggregated Ethernet Logical Interface to Support a Static or Dynamic IP Demux Subscriber Interface
Configuring a Static IP Demux Subscriber Interface over an Aggregated Ethernet Logical Interface
Configuring a Dynamic IP Demux Subscriber Interface over an Aggregated Ethernet Logical Interface
Displaying Configuration Information About IP Demux Interfaces over Aggregated Ethernet

Subscriber Interfaces over Aggregated Ethernet Examples

Example: Configuring a Static Subscriber Interface on a VLAN Interface over Aggregated Ethernet
Example: Configuring a Static Subscriber Interface on an IP Demux Interface over Aggregated Ethernet

Summary of Subscriber Interface Statements

address
demux0
demux-options
demux-source
family
family
filter
interfaces
interfaces
mac-validate
precedence
preferred-source-address
underlying-interface
unit
unit
unnumbered-address
vlan-id
vlan-tagging

Dynamic Firewall Services for Subscriber Access

Dynamic Firewall Services Overview

Dynamic Firewall Filters Overview

Firewall Filter Types
Firewall Filter Components
Firewall Filter Processing

Guidelines for Creating and Applying Filters for Subscriber Interfaces

Basic Filter Syntax

Configuring Filters for Dynamic Profiles

Dynamically Attaching Statically Created Filters
Dynamically Attaching Filters Using RADIUS Variables
Defining Dynamic Filter Processing Order

Firewall Filter Examples

Static Filter Examples

Class of Service for Subscriber Access

Class of Service for Subscriber Access Overview

CoS for Subscriber Access Overview

Hardware Requirements for CoS for Dynamic Subscriber Access

CoS and Static IP Demux Interface Set Overview

Subscriber Interfaces that Provide Initial CoS Parameters Dynamically Obtained from RADIUS Overview

Dynamic Configuration of Initial CoS in Client Profiles
Internal Variables for Dynamic Configuration of Initial Traffic Shaping
Internal Variables for Dynamic Configuration of Initial Scheduling and Queuing

Changing CoS Services Overview

Types of CoS Variables Used in a Dynamic Service Profile
Static and Dynamic CoS Configurations
Scenarios for Static and Dynamic Configuration of CoS Parameters

Guidelines for Configuring CoS for Subscriber Access

Configuring Class of Service for Subscriber Access

Configuring Static Scheduling and Queuing in a Dynamic Profile for Subscriber Access

Configuring Dynamic Scheduling and Queuing in a Dynamic Profile for Subscriber Access

Configuring Traffic Shaping and Scheduling in a Dynamic Profile

Configuring Schedulers in a Dynamic Profile

Configuring a Subscriber Interface to Provide Initial CoS Parameters Dynamically Obtained from RADIUS

Configuring RADIUS With Initial CoS Values for CoS Parameterss
Configuring a Subscriber Interface That Supports Hierarchical CoS
Associate a Client Dynamic Profile with the Subscriber Interface
Configuring Initial Traffic-Shaping Parameters to be Obtained from RADIUS
Configuring Static Forwarding Classes and Scheduler Maps
Configuring Initial Scheduling and Queuing Parameters to be Obtained from RADIUS
Associating RADIUS-obtained CoS Parameters to the Subscriber Interface

Configuring User-Defined CoS Variables in a Dynamic Service Profile

Applying CoS to an Interface in a Dynamic Profile

Configuring CoS on a Set of Static IP Demux Interfaces

Class of Service for Subscriber Access Examples

Example: Configuring Static Scheduling and Queuing for Subscriber Access
Example: Configuring Aggregate Scheduling of Queues for Residential Subscribers on Static IP Demux Interfaces
Example: Configuring Dynamic Scheduling and Queuing for Subscriber Access
Example: Configuring a Subscriber Interface to Provide Initial CoS Parameters Dynamically Obtained from RADIUS

Class of Service Shaping-Rate Adjustments Overview

Hierarchical CoS Shaping-Rate Adjustments Overview
CoS Shaping-Rate Adjustments for Subscriber Local Loops Overview
Guidelines for Configuring CoS Shaping-Rate Adjustments for Subscriber Local Loops

Configuring Class of Service Shaping-Rate Adjustments

Enabling CoS Shaping-Rate Adjustments for Subscriber Local Loops

Configuring Static Logical Interface Sets to Serve as CoS Hierarchical Scheduler Nodes for Subscriber Loops
Configuring the Logical Interfaces That Compose the Static Logical Interface Sets
Configuring Hierarchical CoS on the Static Logical Interface Sets That Serve as Hierarchical Scheduler Nodes for Subscriber Local Loops
Configuring ANCP Functionality That Supports and Drives Shaping-Rate Adjustments for Subscriber Local Loops
Displaying Configuration Information About ANCP
Displaying Configuration Information About Shaping-Rate Adjustments for Subscriber Local Loops

Disabling CoS Shaping-Rate Adjustments for Subscriber Local Loops

Class of Service Shaping-Rate Adjustments Examples

Example: Configuring Hierarchical CoS Shaping-Rate Adjustments for Subscriber Local Loops

Summary of Class of Service for Subscriber Access Statements

buffer-size
class-of-service
delay-buffer-rate
drop-profile
drop-profile-map
forwarding-class
guaranteed-rate
interfaces
loss-priority
output-traffic-control-profile
priority
protocol
scheduler
scheduler-map
scheduler-maps
schedulers
shaping-rate
traffic-control-profiles
transmit-rate
unit

Dynamic Protocols for Subscriber Access

Dynamic Protocol Configuration Overview

Dynamic IGMP Configuration Overview

Summary of IGMP Dynamic Profile Statements

accounting
disable
group
group-policy
igmp
immediate-leave
interface
no-accounting
promiscuous-mode
protocols
source
ssm-map
static
version

ANCP Overview

ANCP Topology Discovery and Traffic Monitoring Overview

Configuring ANCP

Configuring ANCP Neighbors

Tracing ANCP Operations

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 Lines to Be Logged
Configuring the ANCP Tracing Flags

Associating an Access Node with Subscribers for ANCP Operations

Specifying the Interval Between ANCP Adjacency Messages

Specifying How Long Processes Wait for ANCP Restart to Complete

Configuring ANCP for Backwards Compatibility

Configuring ANCP to Adjust CoS Traffic Shaping

Summary of ANCP Statements

ancp
access-identifier
adjacency-timer
interfaces
interface-set
maximum-helper-restart-time
neighbor
pre-ietf-mode
qos-adjust
traceoptions

Subscriber Access Examples

Service Profile Examples

Example: Configuring a Tiered Service Profile for Subscriber Access

Complete Configuration Statement Hierarchy for Subscriber Access

Subscriber Access Statement Hierarchy

[edit access address-assignment] Hierarchy Level
[edit access profile] Hierarchy Level
[edit dynamic-profiles] Hierarchy Level
[edit forwarding-options dhcp-relay] Hierarchy Level
[edit-protocols ancp] Hierarchy Level
[edit services mobile-ip] Hierarchy Level
[edit services radius-flow-tap] Hierarchy Level
[edit system services dhcp-local-server] Hierarchy Level

Index

Index
Index of Statements and Commands

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