Which of the following does not belong to L3VPN?
Answer : A
Which one is wrong in the description of hardware redundancy backup of PTN7900-32?
Answer : D
Which of the following optical loss alarms will not cause service interruption?
Answer : A, D
According to the deployment plan of the existing network, which protocol does not need to be deployed for the interconnection between PTN equipment and SGW
Answer : C
Which of the following services can the EM20 support?
Answer : A, B
Standard Ethernet frame length should not be less than 64 bytes. Which of the following factors would cause this limitation?
Answer : B, C
In order to support the self-opening of the base station and deploy the DHCP Relay function in the PTN LTE bearer network, which one of the following descriptions is wrong?
Answer : C