In a frame, the MPLS label is imposed where?

The correct answer is D. After the Layer2 header and before Layer3 header. Where will the label be imposed in a packet? header. The top of the label stack appears first in the packet, and the bottom appears last. The network layer packet immediately follows the last label in the label stack.

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Question

Options

AThe label is imposed between the data link layer (Layer 2) header and network layer (Layer 3)
BWithin the Layer 3 header
CAfter the Layer3 header and before Layer2 header
DAfter the Layer2 header and before Layer3 header

How the community answered

(24 responses)

A
8% (2)
B
4% (1)
C
13% (3)
D
75% (18)

Explanation

Where will the label be imposed in a packet? header. The top of the label stack appears first in the packet, and the bottom appears last. The network layer packet immediately follows the last label in the label stack.

Topics

#MPLS label#label stack#Layer 2#Layer 3

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