Which of the following descriptions about GP ON Type C single-homing protection is correct?

• A.Need to configure 2, N splitter
• B.Branch fiber breaks will not trigger switching
• C.Do not switch back after the working link is restored
• D.Both ONU and OLT detect the link status and decide whether to switch according to the link status

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VLAN planning principles need to consider _____. (Multiple choice)

• A.Business types
• B.Customer type and number of users
• C.Uplink networking
• D.Total amount of VLAN
• E.OLT network topology

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LACP aggregation and docking equipment determines the port to accept the service according to the LACP priority of the active port. If there are multiple ports with the same LACP priority, which of the following statement is correct?

• A.When the LACP priority of the port is the same, the active port is randomly selected
• B.When the LACP priority of the port is the same, determine the active port according to the port IP
• C.When the LACP priority of the port is the same, the active port is determined according to the port MAC
• D.When the LACP priority of the port is the same, the active port is determined according to the port ID

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Huawei OLT equipment supports diagnosis based on service flow, which means to capture packets according to the service flow. Which of the following description is wrong?

• A.Configure business flow capture packet in the global configuration view
• B.support the specified number of capture or duration
• C.Data message only grabs the header, protocol message grabs the entire message
• D.Need to set the backup server information

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A new broadband user in a community reported that the Internet service is unavailable. The ONU information is queried on 0LT as follows: huaweitdisplay ont info 0 3 0 0

Through the above query information, what are the possible reasons that the user cannot access the Internet? (Multiple choice)

• A.The configuration sent by the OLT E exceeds the actual capacity of the ONU
• B.ONU operation is abnormal or faulty
• C.The local data match of the ONU conflicts with the configuration issued by the OLT
• D.The port capability configuration of the service template does not match the actual configuration

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