Question 16

The NS4 board features test includes: (Multiple choice)
  • Question 17

    The E&M signal defines the type of connection between a relay device and a signaling unit. Which of the following belongs to the relay device?
  • Question 18

    What are the functions of MPLS-TP OAM? (Multiple Choice)
  • Question 19

    For the SSM protocol, which of the following statements are correct? (Multiple choice)
  • Question 20

    Which of the following alarms trigger optical line protection switching?