Quiz

Question 1

Which of the following command will cause the router to adjust its software clock to match the hardware clock?

  1. R1# calendar update-clock

  2. R1# calendar read-clock

  3. R1# clock read-calendar

  4. R1# clock update-calendar

Solution

  1. R1# clock read-calendar

Question 2

Which of the following commands can be used to configure the time zone of the device?

  1. R1# clock set <hh:mm:ss> <day> <month> <year> <time-zone>

  2. R1# clock timezone <name> <offset>

  3. R1(config)# clock set <hh:mm:ss> <day> <month> <year> <time-zone>

  4. R1(config)# clock timezone <name> <offset>

Solution

  1. R1(config)# clock timezone <name> <offset>

Question 3

Examine the output below. Which of the following commands was configured on R1?

  1. R1(config)# ntp master 9

  2. R1(config)# ntp server 127.127.1.1

  3. R1(config)# ntp master

  4. R1(config)# ntp master 8

Solution

  1. R1(config)# ntp master 9

Question 4

Which of the following commands configures the router to operate in NTP client mode?

  1. R1(config)# ntp peer 10.0.12.2

  2. R1(config)# ntp master

  3. R1(config)# ntp server 216.239.35.0

  4. R1(config)# ntp client 216.239.35.4

Solution

  1. R1(config)# ntp server 216.239.35.0

Question 5

Which of the following commands must be configured on an NTP client to enable NTP authentication? (select all that apply)

  1. R1(config)# ntp authentication

  2. R1(config)# ntp master

  3. R1(config)# ntp authenticate

  4. R1(config)# ntp authentication-key <key-number> md5 <key>

  5. R1(config)# ntp key <key-number> trust

  6. R1(config)# ntp trusted-key <key-number>

  7. R1(config)# ntp server <ip-address> key <key-number>

Solution

  1. R1(config)# ntp authenticate

  1. R1(config)# ntp authentication-key <key-number> md5 <key>

  1. R1(config)# ntp trusted-key <key-number>

  1. R1(config)# ntp server <ip-address> key <key-number>

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