Lesson 21: Providing Mail Services

Question 1

What protocols can Mail service utilize?

Answer 1

POP, IMAP, and SMTP.

Question 2

What kind of DNS record should be set up for a mail server in production use?

Answer 2

An MX record for the domain.

Question 3

What tools are used for filtering the Mail service?

Answer 3

SpamAssassin filters for spam. ClamAV provides virus scanning. An external blacklist server can be set for junk mail filtering.