Which two statements about using the CHAP authentication mechanism in a PPP link are true? (Choose two.)
IT Exam Items Repository › Which two statements about using the CHAP authentication mechanism in a PPP link are true? (Choose two.)
Which two statements about using the CHAP authentication mechanism in a PPP link are true? (Choose two.)
- CHAP uses a two-way handshake.
- CHAP uses a three-way handshake.
- CHAP authentication periodically occurs after link establishment.
- CHAP authentication passwords are sent in plaintext.
- CHAP authentication is performed only upon link establishment.
- CHAP has no protection from playback attacks.
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