D-SNC-DY-00 · Question #37
Refer to the exhibit. What can be determined from this show command?
The correct answer is D. Interface loopback 33 has been configured with 4.4.4.4 as an IP address. Option D is correct because the show command output (likely show nve interface or a similar VxLAN command) displays the source interface for the local VTEP as Loopback 33 and its associated IP address as 4.4.4.4. In VxLAN, the local VTEP always uses a loopback interface as its…
Question
Refer to the exhibit. What can be determined from this show command?
Exhibits
Options
- AVTEP1 only accepts traffic from a 4.4.4.4 source address.
- BVxLAN QoS has been enabled on the remote VTEP.
- CVPN has been enabled on the local device.
- DInterface loopback 33 has been configured with 4.4.4.4 as an IP address.
How the community answered
(40 responses)- A8% (3)
- B5% (2)
- C3% (1)
- D85% (34)
Explanation
Option D is correct because the show command output (likely show nve interface or a similar VxLAN command) displays the source interface for the local VTEP as Loopback 33 and its associated IP address as 4.4.4.4. In VxLAN, the local VTEP always uses a loopback interface as its tunnel source, so the IP shown belongs directly to that loopback.
Why the distractors are wrong:
- A is wrong because 4.4.4.4 is the local source address of this device, not a traffic filter or ACL restricting inbound sources from remote VTEPs.
- B is wrong because QoS settings appear in QoS-specific show commands, not in a VxLAN/NVE interface status output - and an IP address tells us nothing about QoS.
- C is wrong because VxLAN is an overlay encapsulation technology, not a VPN service; VPN enablement would appear in a completely different show command context.
Memory tip: Think of the loopback as the VTEP's "home address" - whatever IP is assigned to that loopback is the VTEP IP. If a show command displays a source interface (e.g., Loopback 33) alongside an IP (e.g., 4.4.4.4), the IP lives on that interface - no filtering, no QoS, no VPN implied.
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