Take the MA5600 as an example. If you need to analyze the faulty service through the performance statistics provided by the MA5600 and find faults, which of the following commands should be used to query system performance statistics?

Take the MA5600 as an example. If you need to analyze the faulty service through the performance statistics provided by the MA5600 and find faults, which of the following commands should be used to query system performance statistics?
A . huawei （ config-if-SCU-0/7 ） #display port state 0
B . huawei （ config-if-SCU-0/7 ） #display port statistics 0
C . huawei （ config-if-SCU-0/7 ） #display port traffic 0
D . huawei （ config-if-SCU-0/7 ） #display port opticstate all

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Answer: B