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LPI

202-400 · Question #5

Performing a DNS lookup with dig results in this answer: What might be wrong in the zone definition?

The correct answer is D. There's no "." after linuserv.example.net in the PTR record in the reverse lookup zone file. See the full explanation below for the reasoning.

Question

Performing a DNS lookup with dig results in this answer: What might be wrong in the zone definition?

Exhibit

202-400 question #5 exhibit

Options

  • ANothing. All seems to be good.
  • BThere's no "." after linuserv.example.net in the PTR record in the forward lookup zone file.
  • CThere's no "." after linuserv in the PTR record in the forward lookup zone file.
  • DThere's no "." after linuserv.example.net in the PTR record in the reverse lookup zone file.
  • EThe "." in the NS definition in reverse lookup zone has to be removed.

How the community answered

(47 responses)
  • A
    2% (1)
  • B
    6% (3)
  • C
    2% (1)
  • D
    74% (35)
  • E
    15% (7)

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