The configuration information of a certain router is shown in the figure. Which of the following statements are correct? () (Single-choice question)
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aaa
authentication-scheme default
authentication-scheme huawei
authentication-mode radius
authorization-scheme default
authorization-scheme huawei
accounting-scheme default
domain default
domain default admin
domain huawei
authentication-scheme huawei
authorization-scheme huawei
local-user huawei password cipher 123456
local-user huawei@huawei password cipher 654321
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• A.The authorization method for the domain with the domain name huawei is local authorization
• B.The authentication method adopted for the domain with the domain name huawei is local authentication
• C.The domain with the domain name huawei does not use the billing plan
• D.Use the username huawei for authentication. The password needs to be 654321

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When an Access type port sends a message, it will ()?

• A.Type the PVID. information of this port, and then send it out
• B.Send tagged messages
• C.Add the ZLAN message of the message, and then send it out
• D.Strip the VLAN information of the message, and then send it out

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The following statement about the TTL field in the IP packet header is correct. ()

• A.Each time an IP packet passes through a router, its TTL value is increased by 1
• B.TTL defines the number of packets that the source host can send
• C.Each time a P packet passes through a router, its TTL value will be reduced by 1
• D.TTL defines the time interval at which the source host can send data packets

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

• A.False
• B.True

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Which of the following parameters is used in LCP negotiation to detect link loops and other abnormal conditions? ()

• A.CHAP
• B.PAP
• C.MRU
• D.Magic word

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