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Share some HCNP-R&S H12-223-ENU exam questions and answers below.

After the delivery of the project, the O&M costs will continue to be incurred. Which of the following are the costs incurred during the O&M? (Multiple choice)

A. Energy costs

B. Line construction costs

C. Line rental costs

D. Equipment depreciation costs

E. Personnel costs

Answer: ACE

In the current Internet access market, operators mainly recommend fiber-to-the-home, which of the following techniques does fiber-to-the-home mainly use?

A. GPON/EPON

B. xDSL

C. FTTH

D. HFC

Answer: A

About the cause of VRRP backup group dual-master fault, which of the following is the most unlikely?

A. The configurations of the VRRP backup groups at both ends are inconsistent.

B. The link which transmits the VRRP announcement packet is faulted.

C. The low-priority VRRP backup group discards the received VRRP announcement packets as illegal packets.

D. The master device sends 1 advertisement packet every second.

Answer: D

When running software and configuration backup, which of the following is true?

A. Backup the software version, and the same product, the same version should be backup many times.

B. The license does not need to backup.

C. After the configuration of the device is changed, you do not need to backup the configuration file.

D. The purpose of the backup is to restore the network function in extreme cases.

Answer: D

During troubleshooting MSTP, you execute the display current-configuration command to get the configuration file of the device, what is wrong?

A. Check the configuration of the port, and confirm whether the enabled MSTP's port enables the protocol packet send command. Such as: bpdu enable.

B. Whether the port MSTP which connected to the user terminal device is in the state of enable or configured as an edge port.

C. MSTP will not be affected whether a BPDU tunnel is configured on the device or not.

D. Check whether the device port is added to the correct VLAN.

Answer: C

Which of the following is the document that needs to be handed over during the finalization of the structured network troubleshooting process? (Multiple choice)

A. Troubleshooting process documentation.

B. Troubleshooting summary report.

C. Change backup and maintenance recommendations.

D. User communication plan.

Answer: ABC

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