What is a requirement to share VRF reachability information to all members of a VPN when using IPv6?
PE and CE routers must be running BGP as the PE-CE routing protocol
PE routers must have MPLS disabled and be running MP-BGP between all P and PE routers.
PE routers must be running MP-BGP and bgp default ipv4-unicast must be disabled
All PEs must have the same VRFs configured.
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