Question 71
The transmission plane mainly performs functions such as optical signal transmission, configuration protection switching, and reconnection, and ensures the reliability of the transmitted optical signal. However, the switching action of the transport layer is performed under the influence of the management dry surface and the control plane.
Question 72
After the PWE3 service is successfully deployed, what is the deployment status of the PWE3 service displayed?
Question 73
VPLS (Virtual Private LAN Service) is a Layer 2 VP technology that simulates a local area network.
Question 74
The steps that must be performed when configuring the Ethernet private line service carried by the PW are as follows: (Multiple Choice)
Question 75
SF is a signal failure event and SD is a signal degradation event. Both the SF and SD events are conditions for triggering protection switching, but whether the SD time is used as a trigger switching condition can be set by the user.