Junos Layer 3 VPNs

Individuals responsible for configuring and monitoring devices running the Junos OS

After you complete this course you will be able to:

• Describe the value of MPLS VPNs
• Describe the differences between provider-provisioned VPNs and customerprovisioned VPNs
• Describe the differences between Layer 2 VPNs and Layer 3 VPNs
• List the provider-provisioned MPLS VPN features supported by the Junos OS software
• Describe the roles of a CE device, PE router, and P router in a BGP Layer 3 VPN
• Describe the format of the BGP routing information, including VPN-IPv4 addresses and route distinguishers
• Describe the propagation of VPN routing information within an AS
• List the BGP design constraints to enable Layer 3 VPNs within a provider network
• Explain the operation of the Layer 3 VPN data plane within a provider network
• Create a routing instance, assign interfaces to a routing instance, create routes in a routing instance, and import/export routes from a routing instance using route distinguishers/route targets
• Describe the purpose of BGP extended communities, configure extended BGP extended communities, and use BGP extended communities
• List the steps necessary for proper operation of a PE-CE dynamic routing protocol
• List the troubleshooting and monitoring techniques for routing instances
• Explain the difference between the bgp.l3vpn table and the inet.0 table of a routing instance
• Monitor the operation of a CE-PE dynamic routing protocol
• Explain the operation of a PE multi-access interface in a Layer 3 VPN and list commands to modify that behavior
• Describe ways to support communication between sites attached to a common PE router
• Provision and troubleshoot hub-and-spoke Layer 3 VPNs
• Describe the flow of control traffic and data traffic in a hub-and-spoke Layer 3 VPN
• Describe QoS mechanisms available in L3VPNs
• Configure L3VPN over GRE tunnels
• Describe the RFC 4364 VPN options
• Describe the carrier-of-carriers model
• Configure the carrier-of-carriers and "Option C" configuration
• Describe the flow of control and data traffic in a draft-rosen multicast VPN
• Describe the configuration steps for establishing a draft-rosen multicast VPN
• Monitor and verify the operation of draft-rosen multicast VPNs
• Describe the flow of control traffic and data traffic in a next-generation multicast VPN
• Describe the configuration steps for establishing a next-generation multicast VPN
• Monitor and verify the operation of next-generation multicast VPNs
• Describe the flow of control traffic and data traffic when using MPVNs for Internet multicast
• Describe the configuration steps for enabling internet multicast using MVPNs
• Monitor and verify the operation of MVPN internet multicast

Course Introduction

MPLS VPNs

• MPLS VPNs
• Provider-Provisioned VPNs

Layer 3 VPNs

• Layer 3 VPN Terminology
• VPN-IPv4 Address Structure
• Operational Characteristics

Basic Layer 3 VPN Configuration

• Preliminary Steps
• PE Router Configuration
• Lab: Layer 3 VPN with Static and BGP Routing

Layer 3 VPN Scaling and Internet Access

• Scaling Layer 3 VPNs
• Public Internet Access Options
• Lab: LDP over RSVP Tunnels and Public Internet Access

Layer 3 VPNs – Advanced Topics

• Exchanging Routes between Routing Instances 
• Hub-and-Spoke Topologies
• Layer 3 VPN CoS Options 
• Layer 3 VPN and GRE Tunneling Integration
• Layer 3 VPN and IPsec Integration 
• Layer 3 VPN Egress Protection
• BGP Prefix-Independent Convergence (PIC)
• Edge for MPLS VPNs
• VRF Localization 
• Provider Edge Link Protection 
• Support for Configuring More Than 3 Million L3VPN Labels
• Lab: GRE Tunneling and Route Redistribution

Interprovider Backbones for Layer 3 VPNs

• Hierarchical VPN Models
• Carrier-of-Carriers Model
• Option C Configuration
• Lab: Carrier of Carrier VPNs

Troubleshooting Layer 3 VPNs

• Working with Multiple Layers
• Troubleshooting Commands on a PE Device
• Multi-Access Interfaces in Layer 3 VPNs
• PE and CE-based Traceroutes
• Layer 3 VPN Monitoring Commands
• Lab: Troubleshooting Layer 3 VPNs

Draft Rosen Multicast VPNs

• Multicast Overview
• Draft Rosen MVPN Overview
• Draft Rosen MVPN Operation
• Configuration
• Monitoring

Next Generation Multicast VPNs

• Multicast VPN Overview
• Next-Generation MVPN Operation
• Configuration
• Monitoring
• Internet Multicast
• Ingress Replication
• Internet Multicast Signaling and Data Plane
• Configuring MVPN Internet Multicast
• Monitoring MVPN Internet Multicast
• Lab: MVPNs

Attendees should meet the following prerequisites:

• Intermediate-level networking knowledge and an understanding of OSPF, ISIS, BGP, and Junos policy
• Experience configuring MPLS label-switched paths using Junos
• Introduction to the Junos Operating System (IJOS)
• Junos Routing Essentials (JRE)
• Junos Intermediate Routing (JIR)
• Junos MPLS Fundamentals (JMF)

Pre-requisitos:

• JL2V - Junos Layer 2 VPNs
• JMF - Junos MPLS Fundamentals

 

 

Siguientes cursos recomendados:

• AJSPR - Advanced Junos Service Provider Routing