If the ONU cannot be found automatically, the possible cause of the failure is? (Multiple choice)

If the ONU cannot be found automatically, the possible cause of the failure is? (Multiple choice)
A . The actual distance from the ONU to the OLT is outside the ranging compensation distance configured by the OLT.
B. The PON port is faulty.
C. The ONU is not powered on.
D. There are rogue ONUs that interfere with other ONU and cannot work normally.

View Answer

Answer: ABCD