Junos Layer 3 VPNs (JL3V)

This course benefits individuals responsible for configuring and monitoring devices running the Junos OS.

After successfully completing this course, you should be able to:

Describe the value of MPLS VPNs.
Describe the differences between provider-provisioned VPNs and customer-provisioned VPNs.
Describe the differences between Layer 2 VPNs and Layer 3 VPNs.
List the provider-provisioned MPLS VPN features supported by the JUNOS 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 mulit-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.