Q40 Single choice Mark for later Regarding BGP/MPLS IPVPN data forwarding, which of the following descriptions is wrong? A data inB, CP/MPLS IP VPNWhen the backbone network is transmitted, it always carries two layers of labels B The inner label when data is forwarded is defined byMP-BGPdistribute C The outer layer label when data is forwarded can beLDPdistribute D PEsend toCEThe data isIPv4Genuine Correct answer