Which three statements correctly describe PPP authentication? (Choose three.)
- PAP sends passwords in clear text.
- PAP uses a 3-way handshake to establish a link.
- PAP provides protection from repeated trial-and-error attacks.
- CHAP uses a 2-way handshake to establish a link.
- CHAP uses a challenge/response that is based on the MD5 hash algorithm.
- CHAP uses repeated challenges for verification.
Exam with this question: CCNA Exploration 4: EWAN Chapter 2 Exam