You have been asked to provision a service provider’s network to accommodate Layer 3 VPNs as defined in RPC 4364.

Which three tasks must be performed before the provider core is ready to carry VPN traffic? (Choose three.)

A.
All P routers and PE routers must be configured to support MPLS administrative-groups (colors)

B.
All PE routers must be configured to support Multiprotocol BGP (MP-BGP)

C.
All P routers and PE routers must have a signaling protocol such as RSVP or LDP enabled

D.
All P routers and PE routers must have a discovery protocol such as LLDP or CDP enabled

E.
All P routers and PE routers must have MPLS reach ability to PE routers