Which three methods can be used to reduce the full-mesh IBGP requirement in a service provider
core network? (Choose three.)
A.
implement route reflectors
B.
enable multi-protocol BGP sessions between all the PE routers
C.
implement confederations
D.
implement MPLS (LDP) in the core network on all the PE and P routers
E.
enable BGP synchronization
F.
disable the IBGP split-horizon rule