What is the range of VLAN IDs that users can use?

• A.1-4094
• B.0-4096
• C.1-4096
• D.0-4095

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As shown in the figure, the two hosts implement inter-machine communication through a single-route. When the available G0/0/1.2 sub-interface receives the data frame sent by Host B to Host A, which of the following operations does the RTA perform?

• A.After the RTA deletes the VLAN tag 20, it is sent out by the G0/0/1.1 interface.
• B.RTA forwards the data frame directly through the G0/0/1.1 subinterface.
• C.The RTA first deletes the VLAN tag 20, then adds the VLAN tag 10, and then sends it out through the G0/0/1.1 interface.
• D.RTA will discard the data frame

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On the Huawei device, if AAA authentication is used for authorization, when the remote server does not respond, authorization can be performed from the network device side.

• A.False
• B.True

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The following configuration shows that the IP address of GE0/0/0 on a device is incorrect because the IP address of the interface cannot end in 0.

• A.TRUE
• B.FALSE

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In the PPP protocol, which of the following algorithms is used by CHAP?

• A.DES.
• B.None.
• C.AES.
• D.MD5.

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