Which of the following options are configured in a Layer 2 ACL? (Multiple choices)

• A.rule 10 permit 12-protoco1 arp
• B.rule 15 permit vlan-id 100
• C.rule 25 permit source 192.168.1.1 0.0.0.0
• D.rule 20 permit source-mac 0203-0405-0607

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FIT AP can work independently without relying on AC.

• A.True
• B.False

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Which of the following statements is correct?

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

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Which of the following fields does the MPLS header include? (Multiple choice)

• A.Tos
• B.EXP
• C.Label
• D.TTL

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In the network shown in the figure below, switch A and router A are connected through two links, and the two links are aggregated in manual load sharing mode. The aggregated port number is 1, and the aggregated link performs data when forwarding, you need to carry VLAN TAG 100. Switch A uses Trunk link. Which of the following configurations should be used for Switch A?

• A.
• B.
• C.
• D.

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