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J-series™ Services Router Advanced WAN Access Configuration Guide Techpubs Home Report an Error Collapse TOC Show Index Entire manual as PDF		About This Guide Objectives Audience Document Conventions Related Juniper Networks Documentation Documentation Feedback Requesting Support Multiprotocol Label Switching Overview MPLS and VPN Terms MPLS Overview Label Switching Label-Switched Paths Label-Switching Routers Labels Label Operations Penultimate Hop Popping LSP Establishment Static LSPs Dynamic LSPs Signaling Protocols Overview Label Distribution Protocol LDP Operation LDP Messages Resource Reservation Protocol RSVP Fundamentals Bandwidth Reservation Requirement Explicit Route Objects Constrained Shortest Path First Link Coloring VPN Overview VPN Components VPN Routing Requirements VPN Routing Information VRF Instances Route Distinguishers Route Targets to Control the VRF Table Types of VPNs Layer 2 VPNs Layer 2 Circuits Layer 3 VPNs Configuring Signaling Protocols for Traffic Engineering Signaling Protocol Overview LDP Signaling Protocol RSVP Signaling Protocol Before You Begin Configuring LDP and RSVP with a Configuration Editor Configuring LDP-Signaled LSPs Configuring RSVP-Signaled LSPs Verifying an MPLS Configuration Verifying an LDP-Signaled LSP Verifying an RSVP-Signaled LSP Configuring Virtual Private Networks VPN Configuration Overview Sample VPN Topology Basic Layer 2 VPN Configuration Basic Layer 2 Circuit Configuration Basic Layer 3 VPN Configuration Before You Begin Configuring VPNs with a Configuration Editor Configuring Interfaces Participating in a VPN Configuring Protocols Used by a VPN Configuring MPLS for VPNs Configuring a BGP Session Configuring Routing Options for VPNs Configuring an IGP and a Signaling Protocol Configuring LDP for Signaling Configuring RSVP for Signaling Configuring a Layer 2 Circuit Configuring a VPN Routing Instance Configuring a VPN Routing Policy Configuring a Routing Policy for Layer 2 VPNs Configuring a Routing Policy for Layer 3 VPNs Verifying a VPN Configuration Pinging a Layer 2 VPN Pinging a Layer 3 VPN Pinging a Layer 2 Circuit Configuring CLNS VPNs CLNS Terms CLNS Overview Before You Begin Configuring CLNS with a Configuration Editor Configuring a VPN Routing Instance (Required) Configuring ES-IS Configuring IS-IS for CLNS Configuring CLNS Static Routes Configuring BGP for CLNS Verifying CLNS VPN Configuration Configuring IPSec for Secure Packet Exchange IPSec Tunnel Overview Security Associations Translating Outgoing Traffic Public Key Infrastructure (PKI) and Digital Certificates Overview Before You Begin Configuring an IPSec Tunnel with Quick Configuration Configuring an IPSec Tunnel with a Configuration Editor Configuring IPSec Services Interfaces Configuring IPSec Service Sets Configuring an IPSec Stateful Firewall Filter Rule Configuring a NAT Pool Configuring Digital Certificates for IPSec Tunnels Configuring a CA Profile with a Configuration Editor Requesting a CA Certificate from a CA Generating a Public and Private Key Pair Generating and Enrolling a Local Digital Certificate Loading a Digital Certificate on a Services Router Applying the Local Digital Certificate to an IPSec Tunnel Deleting a Digital Certificate Verifying the IPSec Tunnel Configuration Multicast Overview Multicast Terms Multicast Architecture Upstream and Downstream Interfaces Subnetwork Leaves and Branches Multicast IP Address Ranges Notation for Multicast Forwarding States Dense and Sparse Routing Modes Strategies for Preventing Routing Loops Reverse-Path Forwarding for Loop Prevention Shortest-Path Tree for Loop Prevention Administrative Scoping for Loop Prevention Multicast Protocol Building Blocks Configuring a Multicast Network Before You Begin Configuring a Multicast Network with a Configuration Editor Configuring SAP and SDP (Optional) Configuring IGMP (Required) Configuring the PIM Static RP (Optional) Configuring a PIM RPF Routing Table (Optional) Verifying a Multicast Configuration Configuring Data Link Switching DLSw Terms DLSw Overview Switch-to-Switch Protocol for DLSw DLSw Operational Stages DLSw Capabilities Exchange DLSw Circuits Establishment Before You Begin Configuring DLSw with Quick Configuration Configuring DLSw with a Configuration Editor Configuring Basic DLSw (Required) Configuring LLC Type 2 Properties on an Ethernet Interface Configuring DLSw on the Local Services Router Configuring DLSw on the Remote Services Router Configuring Class-of-Service (CoS) for DLSw (Optional) Configuring DLSw Ethernet Redundancy (Optional) Verifying DLSw Configuration Policy Framework Overview Routing and Firewall Filter Policy Terms Routing Policy Overview Routing Policy Components Routing Policy Terms Routing Policy Match Conditions Routing Policy Actions Default and Final Actions Applying Routing Policies Firewall Filter Overview Stateful and Stateless Firewall Filters Summary of Stateful Firewall Filter and NAT Match Conditions and Actions Planning a Stateless Firewall Filter Stateless Firewall Filter Match Conditions, Actions, and Action Modifiers Configuring Routing Policies Before You Begin Configuring a Routing Policy with a Configuration Editor Configuring the Policy Name (Required) Configuring a Policy Term (Required) Rejecting Known Invalid Routes (Optional) Injecting OSPF Routes into the BGP Routing Table (Optional) Grouping Source and Destination Prefixes in a Forwarding Class (Optional) Configuring a Policy to Prepend the AS Path (Optional) Configuring Damping Parameters (Optional) Configuring Stateful Firewall Filters and NAT Before You Begin Configuring a Stateful Firewall Filter with Quick Configuration Configuring a Stateful Firewall Filter with a Configuration Editor Verifying Stateful Firewall Filter Configuration Configuring Stateless Firewall Filters Before You Begin Configuring a Stateless Firewall Filter with Quick Configuration Configuring IPv4 and IPv6 Stateless Firewall Filters Assigning IPv4 and IPv6 Firewall Filters to Interfaces Configuring a Stateless Firewall Filter with a Configuration Editor Stateless Firewall Filter Strategies Strategy for a Typical Stateless Firewall Filter Strategy for Handling Packet Fragments Configuring a Routing Engine Firewall Filter for Services and Protocols from Trusted Sources Configuring a Routing Engine Firewall Filter to Protect Against TCP and ICMP Floods Configuring a Routing Engine Firewall Filter to Handle Fragments Applying a Stateless Firewall Filter to an Interface Verifying Stateless Firewall Filter Configuration Class-of-Service Overview CoS Terms Benefits of CoS JUNOS CoS Functions How CoS Components Work CoS Values and Aliases Default Forwarding Class Queue Assignments Default Scheduler Settings Default Behavior Aggregate Classifiers CoS Value Rewrites Sample Behavior Aggregate Classification Configuring Class of Service Before You Begin Configuring CoS with Quick Configuration Defining CoS Components Assigning CoS Components to Interfaces Configuring CoS with a Configuration Editor Configuring a Policer for a Firewall Filter Configuring and Applying a Firewall Filter for a Multifield Classifier Assigning Forwarding Classes to Output Queues Configuring and Applying Rewrite Rules Configuring and Applying Behavior Aggregate Classifiers Configuring RED Drop Profiles for Assured Forwarding Congestion Control Configuring Schedulers Configuring and Applying Scheduler Maps Configuring and Applying Virtual Channels Configuring and Applying Adaptive Shaping for Frame Relay Verifying a CoS Configuration Index

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