In the network shown in the figure, the administrator hopes that all hosts cannot access the web service (the port number is 80), and other services are normally accessed, so in the interface configuration of G0/0/1, traffic-filtar outbound needs to define which ACL rule?

• A.acl number 3001 rule 5 deny udp destination-port eq www rule 10 permit ip #
• B.acl number 3002 rule 5 permit ip rule 10 deny tcp destination-port eq www #
• C.acl number 3000 rule 5 deny tcp destination-port eq www rule 10 permit ip #
• D.acl number 3003 rule 5 permit ip rule 10 deny udp destination-port eq www #

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SNMPv1 defines 5 protocol operations.

• A.True
• B.False

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After the link authentication is completed, the STA will continue to initiate link service negotiation. Which of the following messages is used to achieve the specific negotiation?

• A.Handshake
• B.Negotiate
• C.Join
• D.Association

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VLAN 4095 cannot be created on Huawei switches, and VLAN 1 cannot be created.

• A.TURE
• B.FALSE

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Which of the following statements is correct?

• A.The router works at the physical layer
• B.The router works at the network layer
• C.The switch works at the network layer
• D.The switch works at the physical layer

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