A switch receives a data frame with a VLAN tag, tut finds that the destination MAC address of the data frame is not queried in its MAC address table which is the processing behavior of the switch for the data frame,

• A.The switch broadcasts this data frame to all ports (except the receiving part) in the VLAN that belongs to the data frame
• B.The switch broadcasts the data frame to all ports
• C.The switch broadcasts this data frame to all Access ports.
• D.The switch will drop this data frame

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Which type of network does OSPFv3 need to elect DR?

• A.CLNP Network
• B.Broadcast network
• C.P2P network
• D.P2MP network

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VRP operating platform, which of the following commands can only view static routes?

• A.display ip routing-table statistics
• B.display ip routing-table verbose
• C.display ip routing-table
• D.display ip routing-table protocol static

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Judge: Data format of the data communication needs of the creator and receiver of information to reach a consensus in advance.

• A.True
• B.False

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Frequently used data network debugging Tracert, in its working mechanism, the total use of () kind of ICMP packets.

• A.6
• B.4
• C.2
• D.3

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