When Huawei OTN is interconnected with ZTE OTN equipment, the ODU0 and ODU1 time slots of Huawei OTN equipment adopt sequential mode. Which of the following statements is correct? (Multiple choice)

When Huawei OTN is interconnected with ZTE OTN equipment, the ODU0 and ODU1 time slots of Huawei OTN equipment adopt sequential mode. Which of the following statements is correct? (Multiple choice)
A . The order of ODU1 is the same
B. The order of ODU1 is different
C. The order of ODU0 is the same
D. The order of ODU0 is different

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Answer: BD