In intra-domain MPLS VPN networks, data packets will be encapsulated with two layers of MPLS when they enter the public network and are forwarded.
label, the description of the two-layer label in the following options is wrong
- MPLS VPNThe outer label is made byLDPprotocol or statically assigned, the inner label is assigned by the correct end
MP-BGPassigned by neighbors - MPLS VPNEThe outer layer label is called the private network label, and the inner layer label is called the public network label
- By default, the outer label is singled out before the packet is forwarded to the last hop device
- Layer labels are used inPEThe device sends the packet correctly to the correspondingVPNmiddle