As shown in the figure, the stateful inspection firewall will forward the packet because the packet conforms to the firewall session state.

• A.FALSE
• B.TRUE

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Which of the following descriptions about Filter-Policy are correct? (Multiple choice)

• A.Filtering In the link state routing protocol, the routing table is generated through the LSDB, so Filter-Policy essentially filters the LSA in the LSDB
• B.In the distance vector protocol, because routing information is passed between devices, Filter-Policy can directly
• C.Filter-Policy can be used on both OSPFv2 and OSPFv3
• D.In the distance vector protocol, if you want to filter out the route from the upstream device to the downstream device, you need to configure filter-policy export on the downstream device.

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Which of the following statement about equipment for the exchange of forwarding plane is incorrect?

• A.Composed of main control board and interface board
• B.Statistics of messages can be realized
• C.Realize packet encapsulation and decapsulation
• D.Provide high-speed non-blocking data channels

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As shown in the figure, the stateful inspection firewall will forward the second TCP three-way handshake message in the figure.

• A.False
• B.True

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The following is the BGP information output by the router. Which of the description of this information is wrong?

• A.The Router ID of the router is 1.1.1.9
• B.The AS number of the router is 10
• C.Use the display bgp network command to display the routing information of BGP advertised through the BGP network
• D.The router has introduced the network segment of 4.4.4.0/24 through the import-route command

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