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Exam JN0-680 topic 1 question 58 discussion

Actual exam question from Juniper's JN0-680
Question #: 58
Topic #: 1
[All JN0-680 Questions]

You are configuring VXLAN on a network of QFX5100s, and are using the set vlans vlan100 vxlan unreachable-vtep-aging-timer 600 command.
What does this command do?

  • A. This command ages out a remotely learned VTEP address after 600 seconds of inactivity.
  • B. This command ages out the address of the remote VTEP 600 seconds after the last learned MAC address expires.
  • C. This command ages out all learned MAC addresses assigned to the VTEP after 600 seconds of inactivity.
  • D. This command ages out a locally learned MAC address assigned to the VTEP after 600 seconds of inactivity.
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Suggested Answer: B 🗳️
NOT A This answer is ambiguous and vague about which MACs are involved.
B this answer is most detailed and accurate.
C False; The aging timer refers to the remote VTEP MAC, not the MACs learned *via* that VTEP.
D False; The aging timer refers to the remote VTEP MAC after MACs learned *via* that VTEP age out; not locally-learned MACs.

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Nasar
4 years, 6 months ago
B is right https://www.juniper.net/documentation/en_US/junos/topics/reference/configuration-statement/unreachable-vtep-timer.html
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