CCNP SP MPLS FAQ: MPLS Migration and Configuration Example
Q1. Carrying external customer routes within BGP has two advantages; list them.
Having numerous routes within the IGP can lead to stability and scalability issues that are not present within BGP.The internal routing infrastructure of the service provider is protected from outside route flapping of customer routes.
Q2. Why must Cisco Express Forwarding (CEF) be globally enabled on all routers within an MPLS network?
Q3.Why is it possible to remove BGP from internal routers when running MPLS?
Q4. Is it possible to run MPLS on only a certain number of links within a service provider backbone?