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?
Which of the following is the main structure of the N-way wavelength multiplexing WDM system?
Which items belong to the optical layer path in the path hierarchy of the WDM network?
In the CES service, which of the descriptions of "packet loading time" and "jitter buffer time" is wrong?
Which of the following protection types is not supported by the L302 board?