(multiple) In the GPON network, which of the following reasons may cause the ONU to fail to go online?

• A.The optical power received by the ONU is greater than the overload optical power.
• B.The ODN line is too long and exceeds the upper line distance set by the system.
• C.There is abnormal attenuation on the ODN line.
• D.The optical power received by the ONU is less than the sensitivity value.

Comment: *

Name: *

Email: *

Verification: *

(single) Which of the following is correct in the GPON network?

• A.Different T-CONT with Port-ID identification
• B.Different ONUs are identified by ONU IDs
• C.Different GEM-PORT with Alloc-ID logo
• D.Different ONUs use Port-ID identification

Comment: *

Name: *

Email: *

Verification: *

(multiple) What are the types of network side (upstream) interfaces provided by the MA5600?

• A.IMA
• B.GE
• C.FE
• D.STM-1

Comment: *

Name: *

Email: *

Verification: *

(single) Is the following description correct? In the classification of acceptance test items, the basic package is used to ensure the normal operation of equipment and network basic services and functions, and it is only necessary to use simple or cheap instruments to meet the acceptance test items.

• A.True
• B.False

Comment: *

Name: *

Email: *

Verification: *

In EPON, when the fiber length under the PON port is 10KM, it is suggested splitting ratio of 1:32; when the fiber length is 20KM, the suggested splitting ratio of 1:16.

• A.True
• B.False

Comment: *

Name: *

Email: *

Verification: *