DAY 1

Module 1: Refresher—VPNs and MPLS
• Contrast the differences between IPsec VPNs and MPLS VPNs
• Contrast the differences between L3VPNs and L2VPNs

Module 2: Layer 3 VPNs–Overview
• Explain L3VPN terminology
• Define the VPN-IPv4 address structure

Module 3: Layer 3 VPNs—Operational Characteristics
• Explain how the L3VPN control plane advertises VPN-IPv4 prefixes across a service provider network
• Explain how the L3VPN data plane transports traffic between sites, across a service provider's core

Module 4: Layer 3 VPN—Configuration
• Describe the preliminary steps needed for configuring an L3VPN
• Describe the L3VPN PE configuration

Module 5: Layer 3 VPN—Verification
• Describe how to verify L3VPN operations
Lab 1: Layer 3 VPNs with Static and BGP Routing

Module 6: OSPF as the PE-to-CE Protocol
• Configure and verify a basic L3VPN deployment, with OSPF to the CE router
• Explain the purpose of the BGP route type community and the domain ID

Module 7: OSPF—Optimal Routing
• Explain and verify the use of the DN bit and the VPN route tag, which prevent control plane loops
• Configure and verify sham links to control routing decisions in networks with backdoor links

Module 8: Route Leaking
• Describe route leaking in an L3VPN environment
Lab 2: Route Redistribution

Module 9: Hub-and-Spoke Topologies
• Describe hub-and-spoke L3VPN topologies

DAY 2

Module 10: Layer 3 VPN CoS
• Describe how to configure and use CoS with L3VPNs

Module 11: Layer 3 VPN Protection Mechanisms
• Explain how BGP PIC edge works
• Define how provider edge link protection functions

Module 12: Layer 3 VPN Scaling
• Describe different ways to improve L3VPN scaling
• Define L3VPN scaling guidelines

Module 13: BGP Route Target Filtering
• Describe the purpose of BGP route target filtering
Lab 3: Additional L3VPN Scalability Techniques

Module 14: Layer 3 VPNs and Internet Access
• Explain the differences between the methods of providing Internet access within an L3VPN environment
• Demonstrate how to configure VRF Internet access with a single connection through a use case

Module 15: Inter-AS Layer 3 VPNs
• Describe the functionality of Interprovider Options A, B, and C
• Configure and verify the Interprovider Option C method

Module 16: Carrier-of-Carriers VPNs
• Describe and configure carrier-of-carriers VPNs
Lab 4: Carrier-of-Carriers VPNs

DAY 3

Module 17: Troubleshooting Layer 3 VPN—Overview
• Explain basic L3VPN troubleshooting steps
• Define PE-to-CE verification methods

Module 18: Additional Layer 3 VPN Troubleshooting
• Explain how to troubleshoot MPLS-related problems in an L3VPN
• Explain how to troubleshoot BGP-related problems in an L3VPN
• Demonstrate how to troubleshoot forwarding plane related problems in an L3VPN
• Describe troubleshooting an L3VPN with a use case
Lab 5: Troubleshooting L3VPNs

Module 19: Multicast Overview
• Describe IP multicast traffic flow and multicast components
• Describe multicast addressing
• Describe the need for RPF check in multicast networks
• Describe multicast routing tables

Module 20: Introduction to IGMP
• Explain the role of IGMP
• Describe the different versions of IGMP

Module 21: Multicast Routing Protocols
• Discuss multicast routing
• Describe the different PIM messages

Module 22: BGP MVPN Overview
• Describe the overall functionality of BGP MVPNs
• Explain how BGP MVPNs operate

Module 23: Configuring BGP MVPNs
• Explain the configuration steps of BGP MVPNs
• Describe how to verify that a BGP MVPN is working correctly
Lab 6: MVPNs