Refer to the configuration output. Which following statements are correct? (Multiple choice)

• A.Prior to changing the link-type to access, the command "undo port trunk allow-pass vlan all" must be used to renew the default configurations.
• B.Prior to changing the link-type to access, the command "undo port trunk allow-pass vlan 2 to 4096" must be used to renew the default configurations.
• C.VLAN 1 cannot pass over interface Gigabit Ethernet 0/0/1.
• D.VLAN 1 can pass over interface Gigabit Ethernet 0/0/1.

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What are the command line views existing on the VRP operating platform?

• A.User view
• B.Interface view
• C.Protocol view
• D.System view

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LOP penultimate hop pop-up mechanism (PHP), which allows the label to be ejected on the penultimate hop LS11. This can reduce the packet processing complexity of which options,

• A.Penultimate hop device
• B.Last hop and penultimate hop device
• C.Last hop device
• D.All MPLS network equipment

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When configuring the PPP auhentication method as PAP, which of the following operations are necessary

• A.Add the user name and password of the authenticator party to the local user list.
• B.Configure PPP authentication method as CHAP
• C.On the authenticated end, configure the user name and password that are sent to authentidcator
• D.Configure the encapsulation type of the interface connected of the peer as PPP

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In which of the following cases does the switch generate configuration BPDUs? (Multiple Choice)

• A.When the designated port receives a configuration BPDU that is worse then itself, it will immediately send its own BPDU to the downstream device. Answer ABD
• B.select this to commit
• C.When the root port receives the configuration BPDU, the device where the root port resides sends configuration BPOUs from each of its designated ports.
• D.During the initialization process, as tong as the port is enabled with STP, the configuration BPDU wit be sent from the designated port according to the interval specified by the Heto Time timer
• E.When a non-designated
  port receives a configuration BPDU that is worse then itself, it immediately sends its own BPDU to the downstream device.

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