Refer to the exhibit. What will be the effect of the commands that are shown on R1?

Refer to the exhibit. What will be the effect of the commands that are shown on R1?

Router(config)# ntp authenticate
Router(config)# ntp authentication-key 42 md5 aNiceKey
Router(config)# ntp trusted-key 2

• Authentication with the NTP master will be successful, and R1 will get the time from the NTP master.
• Authentication with the NTP master will be successful, but R1 will not get the time from the NTP master.
• Authentication with the NTP master will fail, and R1 will get the time from the NTP master.
• Authentication with the NTP master will fail, and R1 will not get the time from the NTP master.

Exam with this question: CCNA Security Final Exam (CCNAS v1.2)