CCIE SP MPLS FAQ: MPLS/VPN Architecture Overview
Figure: Virtual Routers Created in a PE Router
Q1. How can overlapping IP addresses be supported between customer sites when MPLS VPN is deployed?
Q2. What routing information is contained within the global routing table on PE routers?
Q3. The combination of the per-VPN routing table and per-VPN forwarding table is known as what?
Q4. What is a route target?
Q5. What is the purpose of the route target?
Q6. How are client VPN routes distributed across the service provider P network?
Q7. What is a route distinguisher (RD)?
Q8. What is a routing context?