Layer 3 VPN Introduction
Layer 3 VPN Platform Support
Layer 3 VPN Attributes
VPN-IPv4 Addresses and Route Distinguishers
IPv6 Layer 3 VPNs
VPN Routing and Forwarding Tables
Route Distribution Within a Layer 3 VPN
Forwarding Across the Provider’s Core Network
Routing Instances for VPNs
Multicast over Layer 3 VPNs
Layer 3 VPN Standards
Configuring a VPN Tunnel for VRF Table Lookup
Introduction to Configuring Layer 3 VPNs
Configuring Routing Between PE and CE Routers in Layer 3 VPNs
Limiting the Number of Paths and Prefixes Accepted from CE Routers in Layer 3 VPNs
Configuring Layer 3 VPNs to Carry IPv6 Traffic
Configuring EBGP Multihop Sessions Between PE and CE Routers in Layer 3 VPNs
Configuring Layer 3 VPNs to Carry IBGP Traffic
Filtering Packets in Layer 3 VPNs Based on IP Headers
Applying Custom MPLS EXP Classifiers to Routing Instances in Layer 3 VPNs
Load Balancing and IP Header Filtering for Layer 3 VPNs
Configuring a Label Allocation and Substitution Policy for VPNs
Configuring Logical Units on the Loopback Interface for Routing Instances in Layer 3 VPNs
Configuring Multicast Layer 3 VPNs
Configuring Packet Forwarding for Layer 3 VPNs
Configuring GRE Tunnels for Layer 3 VPNs
Configuring an ES Tunnel Interface for Layer 3 VPNs
Configuring IPsec Tunnels Instead of MPLS LSPs Between PE Routers in Layer 3 VPNs
Configuring Protocol-Independent Load Balancing in Layer 3 VPNs
Configuring the Algorithm That Determines the Active Route to Evaluate AS Numbers in AS Paths for VPN Routes
Configuring Traffic Policing in Layer 3 VPNs
Accepting BGP Updates with Unique Inner VPN Labels in Layer 3 VPNs
Non-VRF Internet Access
Distributed Internet Access
Routing VPN and Internet Traffic Through Different Interfaces
Routing VPN and Outgoing Internet Traffic Through the Same Interface and Routing Return Internet Traffic Through a Different Interface
Routing VPN and Internet Traffic Through the Same Interface Bidirectionally (VPN Has Public Addresses)
Routing VPN and Internet Traffic Through the Same Interface Bidirectionally (VPN Has Private Addresses)
Routing Internet Traffic Through a Separate NAT Device
Centralized Internet Access
as-path-compare
classifiers
domain-id
domain-vpn-tag
dynamic-tunnels
independent-domain
inet6-vpn
l3vpn-composite-nexthop
label
maximum-paths
maximum-prefixes
metric
multihop
multipath
routing-instances
sham-link
sham-link-remote
vpn-group-address
vpn-unequal-cost
vrf-table-label
Diagnosing Common Problems
Troubleshooting Layer 3 VPNs Using ping and traceroute
Pinging the CE Router from Another CE Router
Pinging the Remote PE and CE Routers from the Local CE Router
Pinging the Directly Connected PE Routers from the CE Routers
Pinging the Directly Connected CE Routers from the PE Routers
http://kb.juniper.net/