A network administrator is evaluating authentication protocols for a PPP link. Which three factors might lead to the selection of CHAP over PAP as the authentication protocol? (Choose three.)
IT Exam Items Repository › Category: CCNA › A network administrator is evaluating authentication protocols for a PPP link. Which three factors might lead to the selection of CHAP over PAP as the authentication protocol? (Choose three.)
A network administrator is evaluating authentication protocols for a PPP link. Which three factors might lead to the selection of CHAP over PAP as the authentication protocol? (Choose three.)
- establishes identities with a two-way handshake
- uses a three-way authentication periodically during the session to reconfirm identities
- control by the remote host of the frequency and timing of login events
- transmits login information in encrypted format
- uses an unpredictable variable challenge value to prevent playback attacks
- makes authorized network administrator intervention a requirement to establish each session
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