nerdexam
CompTIA

LX0-102 · Question #473

To avoid spammers using your mail server to relay their messages, you need to _______.

The correct answer is B. Set up a ruleset for this in /etc/sendmail.cf. See the full explanation below for the reasoning.

Question

To avoid spammers using your mail server to relay their messages, you need to _______.

Options

  • ADisable the relay control in /etc/aliases
  • BSet up a ruleset for this in /etc/sendmail.cf
  • CSet up relay control in your DNS's MX record.
  • DRecompile sendmail with the -NORELAY flag.

How the community answered

(32 responses)
  • A
    3% (1)
  • B
    84% (27)
  • C
    6% (2)
  • D
    6% (2)

Community Discussion

No community discussion yet for this question.

Full LX0-102 Practice