LPI
202-450 · Question #242
202-450 Question #242: Real Exam Question with Answer & Explanation
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Question
It has been discovered that the company mail server is configured as an open relay. Which of the following actions would help prevent the mail server from being used as an open relay? (Choose TWO correct answers.)
Options
- ARestrict Postfix to only accept e-mail for domains hosted on this server.
- BConfigure Dovecot to support IMAP connectivity.
- CConfigure netfilter to not permit port 25 traffic on the public network.
- DRestrict Postfix to only relay outbound SMTP from the internal network.
- EUpgrade the mailbox format from mbox to maildir.
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