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Table of Contents

About This Guide
Objectives
Audience
Document Conventions
Related Juniper Networks Documentation
Documentation Feedback
Requesting Support
Using the Configuration Interfaces
Using Services Router Configuration Tools
Configuration Tools Terms
Configuration Tools Overview
Editing and Committing a Configuration
J-Web Configuration Options
CLI Configuration Commands
Filtering Configuration Command Output
Before You Begin
Using J-Web Quick Configuration
Using the J-Web Configuration Editor
Viewing the Configuration Text
Editing and Committing the Clickable Configuration
Editing the Clickable Configuration
Discarding Parts of a Candidate Configuration
Committing a Clickable Configuration
Editing and Committing the Configuration Text
Uploading a Configuration File
Managing Configuration Files with the J-Web Interface
Configuration Database and History Overview
Displaying Users Editing the Configuration
Comparing Configuration Files
Downloading a Configuration File
Loading a Previous Configuration File
Setting, Viewing, or Deleting the Rescue Configuration
Using the CLI Configuration Editor
Entering and Exiting Configuration Mode
Navigating the Configuration Hierarchy
Modifying the Configuration
Adding or Modifying a Statement or Identifier
Using Search and Replace
Deleting a Statement or Identifier
Copying a Statement
Renaming an Identifier
Inserting an Identifier
Deactivating a Statement or Identifier
Committing a Configuration with the CLI
Verifying a Configuration
Committing a Configuration and Exiting Configuration Mode
Committing a Configuration That Requires Confirmation
Scheduling and Canceling a Commit
Loading a Previous Configuration File with the CLI
Setting or Deleting the Rescue Configuration with the CLI
Disabling the CONFIG Button
Entering Operational Mode Commands During Configuration
Managing Configuration Files with the CLI
Loading a New Configuration File
Saving a Configuration File
Configuring Router Interfaces
Interfaces Overview
Interfaces Terms
Network Interfaces
Media Types
Network Interface Naming
J-series Interface Naming Conventions
Understanding CLI Output for J-series Interfaces
Data Link Layer Overview
Physical Addressing
Network Topology
Error Notification
Frame Sequencing
Flow Control
Data Link Sublayers
MAC Addressing
Ethernet Interface Overview
Ethernet Access Control and Transmission
Collisions and Detection
Collision Detection
Backoff Algorithm
Collision Domains and LAN Segments
Repeaters
Bridges and Switches
Broadcast Domains
Ethernet Frames
T1 and E1 Interfaces Overview
T1 Overview
E1 Overview
T1 and E1 Signals
Encoding
AMI Encoding
B8ZS and HDB3 Encoding
T1 and E1 Framing
Superframe (D4) Framing for T1
Extended Superframe (ESF) Framing for T1
T1 and E1 Loopback Signals
T3 and E3 Interfaces Overview
Multiplexing DS1 Signals
DS2 Bit Stuffing
DS3 Framing
M13 Asynchronous Framing
C-Bit Parity Framing
Serial Interface Overview
Serial Transmissions
Signal Polarity
Serial Clocking Modes
Serial Interface Transmit Clock Inversion
DTE Clock Rate Reduction
Serial Line Protocols
EIA-530
RS-232
RS-422/449
V.35
X.21
ADSL Interface Overview
ADSL Systems
ADSL2 and ADSL2+
Asynchronous Transfer Mode
SHDSL Interface Overview
ISDN Interface Overview
ISDN Channels
ISDN Interfaces
Typical ISDN Network
NT Devices and S and T Interfaces
U Interface
ISDN Call Setup
Layer 2 ISDN Connection Initialization
Layer 3 ISDN Session Establishment
Interface Physical Properties
Bit Error Rate Testing
Interface Clocking
Data Stream Clocking
Explicit Clocking Signal Transmission
Frame Check Sequences
Cyclic Redundancy Checks and Checksums
Two-Dimensional Parity
Physical Encapsulation on an Interface
Frame Relay
Virtual Circuits
Switched and Permanent Virtual Circuits
Data-Link Connection Identifiers
Congestion Control and Discard Eligibility
Point-to-Point Protocol
Link Control Protocol
CHAP Authentication
Network Control Protocols
Magic Numbers
CSU/DSU Devices
Point-to-Point Protocol over Ethernet
PPPoE Discovery
PPPoE Sessions
High-Level Data Link Control
HDLC Stations
HDLC Operational Modes
Interface Logical Properties
Protocol Families
Common Protocol Suites
Other Protocol Suites
IPv4 Addressing
IPv4 Classful Addressing
IPv4 Dotted Decimal Notation
IPv4 Subnetting
IPv4 Variable-Length Subnet Masks
IPv6 Addressing
IPv6 Address Representation
IPv6 Address Types
IPv6 Address Scope
IPv6 Address Structure
Virtual LANs
Special Interfaces
Discard Interface
Loopback Interface
Management Interface
Services Interfaces
MLPPP and MLFR
MLFR Frame Relay Forum
CRTP
Configuring DS1, DS3, Ethernet, and Serial Interfaces
Before You Begin
Configuring DS1, DS3, Ethernet, and Serial Interfaces with Quick Configuration
Configuring an E1 Interface with Quick Configuration
Configuring an E3 Interface with Quick Configuration
Configuring a Fast Ethernet Interface with Quick Configuration
Configuring a T1 Interface with Quick Configuration
Configuring a T3 Interface with Quick Configuration
Configuring a Serial Interface with Quick Configuration
Configuring Network Interfaces with a Configuration Editor
Adding a Network Interface with a Configuration Editor
Deleting a Network Interface with a Configuration Editor
Verifying Interface Configuration
Configuring Digital Subscriber Line Interfaces
DSL Terms
Before You Begin
Configuring ATM-over-ADSL Interfaces
Configuring an ATM-over-ADSL Interface with Quick Configuration
Adding an ATM-over-ADSL Network Interface with a Configuration Editor
Configuring ATM-over-SHDSL Interfaces
Configuring an ATM-over-SHDSL Interface with Quick Configuration
Adding an ATM-over-SHDSL Interface with a Configuration Editor
Configuring CHAP on DSL Interfaces (Optional)
Verifying DSL Interface Configuration
Configuring Point-to-Point Protocol over Ethernet
PPPoE Terms
PPPoE Overview
PPPoE Interfaces
Fast Ethernet Interface
ATM-over-ADSL or ATM-over-SHDSL Interface
PPPoE Stages
PPPoE Discovery Stage
PPPoE Session Stage
Optional CHAP Authentication
Before You Begin
Configuring a PPPoE Interface with Quick Configuration
Configuring PPPoE with a Configuration Editor
Setting the Appropriate Encapsulation on the Interface (Required)
Configuring PPPoE Encapsulation on an Ethernet Interface
Configuring PPPoE Encapsulation on an ATM-over-ADSL or ATM-over-SHDSL Interface
Configuring a PPPoE Interface (Required)
Configuring CHAP on a PPPoE Interface (Optional)
Verifying a PPPoE Configuration
Configuring ISDN
ISDN Terms
ISDN Overview
ISDN Interfaces
Before You Begin
Configuring ISDN Interfaces with Quick Configuration
Configuring ISDN Physical Interfaces with Quick Configuration
Configuring ISDN Dialer Interfaces with Quick Configuration
Configuring ISDN Interfaces with a Configuration Editor
Adding an ISDN Interface (Required)
Configuring a Dialer Interface (Required)
Configuring Dial Backup
Configuring a Dialer Filter for Dial-on-Demand Routing Backup
Configuring the Dialer Filter
Applying the Dial-on-Demand Dialer Filter to the Dialer Interface
Configuring Dialer Watch
Adding a Dialer Watch Interface on the Services Router
Configuring the ISDN Interface for Dialer Watch
Configuring Dial-on-Demand Routing Backup with OSPF Support (Optional)
Configuring Bandwidth on Demand (Optional)
Configuring a Dialer Interface for Bandwidth on Demand
Configuring an ISDN Interface for Bandwidth on Demand
Configuring Dial-In and Callback (Optional)
Configuring a Dialer Interface for Dial-In and Callback
Configuring an ISDN Interface to Screen Incoming Calls
Configuring the Services Router to Reject Incoming ISDN Calls
Configuring Dialer Profiles (Optional)
Disabling Dialing Out Through Dialer Interfaces
Disabling ISDN Signaling
Verifying the ISDN Configuration
Configuring Link Services Interfaces
Link Services Terms
Link Services Interfaces Overview
Services Available on J-series Link Services Interface
Link Services Exceptions on J-series Services Routers
Multilink Bundles Overview
Link Fragmentation and Interleaving Overview
Queuing with LFI on J-series Services Routers
Queuing on Q0s of Constituent Links
Queuing on Q2s of Constituent Links
Configuring CoS Components with LFI
Shaping Rate
Scheduling Priority
Buffer Size
Before You Begin
Configuring the Link Services Interface with Quick Configuration
Configuring the Link Services Interface with a Configuration Editor
Configuring MLPPP Bundles and LFI on Serial Links
Configuring an MLPPP Bundle
Enabling Link Fragmentation and Interleaving
Defining Classifiers and Forwarding Classes
Defining and Applying Scheduler Maps
Applying Shaping Rates to Interfaces
Configuring MLFR FRF.15 Bundles
Configuring MLFR FRF.16 Bundles
Configuring Compressed Real-Time Transport Protocol
Verifying the Link Services Interface Configuration
Configuring Routing Protocols
Routing Overview
Routing Terms
Routing Overview
Networks and Subnetworks
Autonomous Systems
Interior and Exterior Gateway Protocols
Routing Tables
Forwarding Tables
Dynamic and Static Routing
Route Advertisements
Route Aggregation
RIP Overview
Distance-Vector Routing Protocols
Maximizing Hop Count
RIP Packets
Split Horizon and Poison Reverse Efficiency Techniques
Limitations of Unidirectional Connectivity
OSPF Overview
Link-State Advertisements
Role of the Designated Router
Path Cost Metrics
Areas and Area Border Routers
Role of the Backbone Area
Stub Areas and Not-So-Stubby Areas
IS-IS Overview
IS-IS Areas
Network Entity Titles and System Identifiers
IS-IS Path Selection
Protocol Data Units
IS-IS Hello PDU
Link-State PDU
Complete Sequence Number PDU
Partial Sequence Number PDU
BGP Overview
Point-to-Point Connections
BGP Messages for Session Establishment
BGP Messages for Session Maintenance
IBGP and EBGP
Route Selection
Local Preference
AS Path
Origin
Multiple Exit Discriminator
Scaling BGP for Large Networks
Route Reflectors—for Added Hierarchy
Confederations—for Subdivision
Configuring Static Routes
Static Routing Overview
Static Route Preferences
Qualified Next Hops
Control of Static Routes
Route Retention
Readvertisement Prevention
Forced Rejection of Passive Route Traffic
Default Properties
Before You Begin
Configuring Static Routes with Quick Configuration
Configuring Static Routes with a Configuration Editor
Configuring a Basic Set of Static Routes (Required)
Controlling Static Route Selection (Optional)
Controlling Static Routes in the Routing and Forwarding Tables (Optional)
Defining Default Behavior for All Static Routes (Optional)
Verifying the Static Route Configuration
Configuring a RIP Network
RIP Overview
RIP Traffic Control with Metrics
Authentication
Before You Begin
Configuring a RIP Network with Quick Configuration
Configuring a RIP Network with a Configuration Editor
Configuring a Basic RIP Network (Required)
Controlling Traffic in a RIP Network (Optional)
Controlling Traffic with the Incoming Metric
Controlling Traffic with the Outgoing Metric
Enabling Authentication for RIP Exchanges (Optional)
Enabling Authentication with Plain-Text Passwords
Enabling Authentication with MD5 Authentication
Verifying the RIP Configuration
Configuring an OSPF Network
OSPF Overview
Enabling OSPF
OSPF Areas
Path Cost Metrics
OSPF Dial-on-Demand Circuits
Before You Begin
Configuring an OSPF Network with Quick Configuration
Configuring an OSPF Network with a Configuration Editor
Configuring the Router Identifier (Required)
Configuring a Single-Area OSPF Network (Required)
Configuring a Multiarea OSPF Network (Optional)
Creating the Backbone Area
Creating Additional OSPF Areas
Configuring Area Border Routers
Configuring Stub and Not-So-Stubby Areas (Optional)
Tuning an OSPF Network for Efficient Operation
Controlling Route Selection in the Forwarding Table
Controlling the Cost of Individual Network Segments
Enabling Authentication for OSPF Exchanges
Controlling Designated Router Election
Verifying an OSPF Configuration
Configuring the IS-IS Protocol
IS-IS Overview
ISO Network Addresses
System Identifier Mapping
Before You Begin
Configuring IS-IS with a Configuration Editor
Verifying IS-IS on a Services Router
Configuring BGP Sessions
BGP Overview
BGP Peering Sessions
IBGP Full Mesh Requirement
Route Reflectors and Clusters
BGP Confederations
Before You Begin
Configuring BGP Sessions with Quick Configuration
Configuring BGP Sessions with a Configuration Editor
Configuring a Point-to-Point Peering Session (Required)
Configuring BGP Within a Network (Required)
Configuring a Route Reflector (Optional)
Configuring BGP Confederations (Optional)
Verifying a BGP Configuration
Index
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