A Packet Is to Be Encapsulated Inside an MPLS Tunnel

question 183

Multiple Choice

A packet is to be encapsulated inside an MPLS tunnel which consists of two MPLS headers at the first network egress. Which of the MPLS EXP fields will be marked?

• A) The EXP field in the bottom MPLS header will be marked.
• B) The EXP field in both the top and bottom MPLS headers will be marked.
• C) For Layer 2 services, the top MPLS header will be marked; for Layer 3 services, the bottom MPLS header will be marked.
• D) The EXP field in the top MPLS header will be marked.
• E) Neither the top nor the bottom EXP field will be marked since EXP remarking can only be done on the network ingress.

---

Definitions:

Chronic Fatigue Syndrome

A complex disorder characterized by extreme fatigue that cannot be explained by any underlying medical condition.

Tender Lymph Nodes

Lymph nodes that are swollen and painful, often indicating an infection or inflammation in the body.

Joint Pain

refers to discomfort, aches, and soreness in any of the body’s joints, which can arise from various causes including arthritis, injury, or other conditions.

Chemical Barrier

A form of defense mechanism in the body or environment, involving chemicals to deter or neutralize harmful agents.