Question 230:
In an MPLS VPN environment, the QoS marking over the MPLS backbone must be different from the one that is received from the customer. The forwarding on the egress PE is based on the marking that is set by the ingress PE. Which null label and QoS mode can achieve this?
Answer options:
A. MPLS explicit null with pipe mode B. MPLS implicit null with short pipe mode C. MPLS implicit null with uniform mode D. MPLS explicit null with uniform mode E. MPLS explicit null with short pipe mode F. MPLS implicit null with pipe mode