Go back to 350-029 - CCIE Service Provider Written Exam

Question :-

What is the action of "pop" in the context of MPLS switching?
It removes the top label in the MPLS label stack.
It adds a top label in MPLS label stack.
It replaces the top label in the MPLS label stack with another value.
It replaces the top label in the MPLS label stack with a set of labels.
None of above.

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