The device IP addresses of gateway network elements and non-gateway network elements must be set in the same network segment
Answer : B
The router works on the third layer (network layer) of the TCP/IP protocol stack. Which of the following is the main job it completes?
Answer : C
The M40 board has 2 waves of access, and the power of each wave is -4dBm. So which of the following values is the power of the M40 output port? (M40 insertion loss is 6.5dBm)
Answer : D
When configuring SxCS board for OSN3500. Which of the following is the access capacity of a fully configured subrack?
Answer : D
Which of the following descriptions about network protection switching test is wrong?
Answer : A
STM-N signal transmission on the line needs to be scrambled, mainly to facilitate collection and extraction of line timing signals. Will all bytes in the SDH frame structure be
scrambled?
Answer : B
What is the main function of the physical layer?
Answer : C