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Question 307 - H12-891 discussion

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Regarding the MPLS basic forwarding process, the following description is incorrect? Radio

A.
By default, the PHP-enabled Erass node assigns a label value of 3 to the inverted second-hop node.
Answers
A.
By default, the PHP-enabled Erass node assigns a label value of 3 to the inverted second-hop node.
B.
When an IP message enters the MPLS domain, the MPLS boundary device inserts a new label between the layer 2 header and the IP header.
Answers
B.
When an IP message enters the MPLS domain, the MPLS boundary device inserts a new label between the layer 2 header and the IP header.
C.
When the P message enters the MPLS domain, check whether the Tunel lD value corresponding to the destination IP address is Ox0O If the Tunel IlD value is Ox0 Then enter the MPLS forwarding process.
Answers
C.
When the P message enters the MPLS domain, check whether the Tunel lD value corresponding to the destination IP address is Ox0O If the Tunel IlD value is Ox0 Then enter the MPLS forwarding process.
D.
The transport node device replaces the existing top-of-stack label (outermost label) with the label assigned by the next hop device.
Answers
D.
The transport node device replaces the existing top-of-stack label (outermost label) with the label assigned by the next hop device.
Suggested answer: C
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asked 18/09/2024
Salvatore Buscio
28 questions
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