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D-UN-OE-23 · Question #76

What is a characteristic of the IP Packet Reflect feature running on a Dell Unity XT NAS Server?

The correct answer is C. Outbound packets use the same interface as the inbound packets. IP Packet Reflect ensures that when a NAS Server receives traffic on a specific network interface, the response packets exit through that same interface - making option C correct. This is particularly useful in multi-homed environments where the NAS Server has multiple…

Unity Concepts and Architecture

Question

What is a characteristic of the IP Packet Reflect feature running on a Dell Unity XT NAS Server?

Options

  • AFeature can only be enabled when the NAS Server is created via UEMCLI
  • BFeature can only be enabled when the NAS Server is created via the GUI
  • COutbound packets use the same interface as the inbound packets
  • DCommunications initiated by the array do not require route table lookups

How the community answered

(31 responses)
  • B
    6% (2)
  • C
    90% (28)
  • D
    3% (1)

Explanation

IP Packet Reflect ensures that when a NAS Server receives traffic on a specific network interface, the response packets exit through that same interface - making option C correct. This is particularly useful in multi-homed environments where the NAS Server has multiple interfaces, preventing asymmetric routing issues where responses leave on a different path than they arrived.

Options A and B are wrong because IP Packet Reflect is not restricted to any specific management tool - it can be enabled via either UEMCLI or the GUI, and the restriction to one method simply doesn't exist in the feature's design. Option D is incorrect because it describes a different concept; Packet Reflect is about symmetric interface selection, not eliminating route table lookups - arrays still consult routing tables for self-initiated communications.

Memory tip: Think of Packet Reflect like a mirror - traffic bounces back out the same "window" it came in through. "Same in, same out" = Packet Reflect.

Topics

#IP Packet Reflect#NAS server#network interface#packet routing

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