On Huawei devices, which of the following methods can be used in OSPF router ID selection?

• A.If a loopback interface is configured, the largest IP address of the loopback interface is selected as the router ID.
• B.A Huawei switch may use the largest IP address of VLANIF interfaces as the router ID.
• C.The default ID 127.0.0.1 is selected as the router ID. D A valid router ID can be configured manually.
• D.If loopback interfaces are not configured, the largest IP address of an interface is selected as the router ID.

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In the following configuration, the PAP protocol configuration keyword cipher user password is ().
[RTB] interface Serial 0 [RTB-Serial0] link-protocol ppp [RTB-Serial0] ppp pap local-user huawei password cipher hello [RTB-Serial0] ip address 10.1.1.2 30

• A.Configure the password file using ciphertext
• B.authentication, data packets sent in the password ciphertext
• C.None of the above two
• D.Both of the above

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Which of the Following are the features of the default VLAN setting in a switch Configuration?

• A.By default, all ports on a switches are member of a default VLAN
• B.A default VLAN must be created before a port is allocated to a VLAN
• C.The default VLAN cannot be deleted manually
• D.The IP address configured for a switch is applied only to a member port in the default VLAN

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Refer to the configuration output.

Which of the following statements regarding the configuration output are correct? (Choose all that apply.)

• A.The PVID on interface GigabitEthernet0/0/1 is 1.
• B.The PVID on interface GigabitEthernet0/0/2 is 10.
• C.The PVID on interface GigabitEthernet0/0/2 is 1.
• D.The PVID on interface GigabitEthernet0/0/1 is 10.

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Which of the following statements regarding single area OSPF are correct? (Choose three)

• A.An IP address needs to be configured on a loopback interface of each router before configuring an OSPF area.
• B.The value of an area can be from 0.0.0.0 to 255.255.255.255.
• C.A single area can be configured using any supported area number.
• D.All of the links of the network need to be advertised in Area 0.

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