Which three statements describe the IPsec protocol framework? (Choose three.)
- AH provides integrity and authentication.
- ESP provides encryption, authentication, and integrity.
- AH uses IP protocol 51.
- AH provides encryption and integrity.
- ESP uses UDP protocol 50.
- ESP requires both authentication and encryption.
Explanation: The two primary protocols used with IPsec are AH and ESP. AH is protocol number 51 and provides data authentication and integrity for IP packets that are exchanged between the peers. ESP, which is protocol number 50, performs packet encryption.
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