how many labels does PE1 push onto data packets destined for PE2?

Refer to the Exhibit.

Customer A wants a Layer 3 VPN between their two sites. To support this, you purchase a carrierof-carriers solution from ISP2. Referring to the topology in the exhibit, how many labels does PE1
push onto data packets destined for PE2?

Refer to the Exhibit.

Customer A wants a Layer 3 VPN between their two sites. To support this, you purchase a carrierof-carriers solution from ISP2. Referring to the topology in the exhibit, how many labels does PE1
push onto data packets destined for PE2?

A.
1

B.
2

C.
3

D.
4

Explanation:

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nfs5

nfs5

Should be 2.

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Nat

Nat

I think there should be 3 label stacks pushed by PE1:
1. PE1PE2 L3VPN label
2. PE1CE1 BGP label
3. PE1CE1 RSVP/LDP transport label

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