QUESTION: 93

In the GPON network, which one of the following descriptions is correct?

Different T-CONTs are identified by Port-ID
Different GEM-PORTs are identified by Alloc-ID
Different ONUs are identified by Port-ID
Different ONUs are identified by ONU ID

Answer(s): D

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QUESTION: 94

In the GPON network, which of the following statements is incorrect?

Each T-CONT is composed of one or more GEM Ports, and each GEM Port carries a service flow. A T-CONT can carry data streams of one or more types of services.
Each GEM Port is identified by a unique Port-ID. The Port-ID ranges from 0 to 4095 and is globally assigned by the OLT. That is, each ONU/ONT under the OLT cannot use GEMs with repeated Port-IDs.
Port.
GEM Port identifies the service virtual channel between the OLT and ONU/ONT, that is, the channel that carries the service flow, similar to the VPI/VCI identification in the ATM virtual connection.
Each GPON port supports up to 32 ONU/ONT

Answer(s): D

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QUESTION: 95

What is the number of ADSL2+ subbands?

Answer(s): B

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Is the following description correct?
In EPON, when the fiber length under the PON port is 10KM, the recommended splitting ratio is 1:32; when the fiber length is 20KM, the recommended splitting ratio is 1:16.

True
False

Answer(s): A

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