Is the following description correct? In the EPON network, the gemport is used to carry the service flow.

• A.False
• B.True

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Is the following description correct? The cells transmitted in the ATM network have two priority levels, which are distinguished by the CLP bit in the cell header. CLP=1 means high priority, and CLP=0 means low priority.

• A.False
• B.True

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Is the following description correct? ONT loading on MA5600T/MA5680T GPBC/GPBD is parallel on-board, and it supports parallel loading of 64 ONTs at the same time.

• A.False
• B.True

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What message does the H.248 media gateway send to the MGC for registration?

• A.Add
• B.SVC_CHG_REQ
• C.Notify
• D.RSIP

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The DBA can complete the dynamic allocation of upstream bandwidth in microsecond or millisecond time intervals.

• A.TRUE
• B.FALSE

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