Which of the following IP addresses is a class C IP address

After the faulty board is found at the beginning of the project, after calling the TAC phone to locate the fault, you can go through the DOA process and apply for spare parts directly

When planning a 1+1 HSB, the corresponding planning principles should be followed. Which of the following are not HSB planning principles?

The protection of the following PTN equipment belongs to the bundling of multiple ports to provide higher bandwidth and reliability. Which one? (multiple choice)

When Huawei OTN and ZTE OTN equipment are connected, the ODU0 and ODU1 time slots of Huawei OTN equipment use sequential mode. Which statement is correct below (multiple choice)