With MPLS VPNs, which four elements will be included in an MP-BGP update exchange between
the PE
routers? (Choose four.)
A.
VNPv4 Address
B.
Route tag
C.
Label used for VPN packet forwarding
D.
Mandatory BGP attributes like As-Path and Next-Hop
E.
Route target
F.
Implicit null label used for PHP operation