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Question 32 - 4A0-115 discussion

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Which of the following statements about the operation of a single-homed EVPN VPWS is TRUE?

A.
The same tag ID must be configured for the local attachment circuit (AC) at each PE.
Answers
A.
The same tag ID must be configured for the local attachment circuit (AC) at each PE.
B.
Each PE advertises a MAC route and an A-D per EVI route when its local AC becomes operationally UP.
Answers
B.
Each PE advertises a MAC route and an A-D per EVI route when its local AC becomes operationally UP.
C.
The advertised A-D per EVI route includes a non-zero tag ID and a non-zero MPLS label.
Answers
C.
The advertised A-D per EVI route includes a non-zero tag ID and a non-zero MPLS label.
D.
Each PE verifies that the received tag ID matches its configured local AC tag ID.
Answers
D.
Each PE verifies that the received tag ID matches its configured local AC tag ID.
Suggested answer: C

Explanation:

The advertised A-D per EVI route includes a non-zero tag ID and a zero MPLS label.The tag ID is used to identify the VPWS service, while the MPLS label is not used for single-homed VPWS services1.

Verified

Reference:Ethernet Virtual Private Networks (EVPNs)

asked 23/09/2024
Christopher Horting
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