What are two MPLS label characteristics? (Choose two.) 

Answer options:

A. The label edge router swaps labels on the received packets.
B. Labels are imposed in packets after the Layer 3 header.
C. LDP uses TCP for reliable delivery of information.
D. An MPLS label is a short identifier that identifies a forwarding equivalence class.
E. A maximum of two labels can be imposed on an MPLS packet.

CD