Regarding BGP/MPLS IPVPN routing interaction, which of the following descriptions is wrong?

Regarding BGP/MPLS IPVPN routing interaction, which of the following descriptions is wrong?
A . The egress PE can send IPv4 routes to the remote CE through BGP, IGP or static routing
B . After the egress PE receives the VPNv4 route advertised by the ingress PE, it filters the VPNv4 route according to the RT attribute carried by the route
C . The exchange between PE and CE is IPv4 routing information
D . The ingress PE changes the IPv4 route received from CE to VPNv4 route, and saves it according to different VPN instances

View Answer

Answer: A