NFV (Network Functional Virtualization), network function virtualization realizes the deployment of network applications in a software-based way.

• A.True
• B.False

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The router needs to modify the destination IP address in the data packet when forwarding data packets.

• A.False
• B.True

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When configuring the router through the Console, what is the correct setting of the terminal emulation program?

• A.4800bps, 8 data bits, 1 stop bit, odd checksum and no flow control
• B.19200bps, 8 data bits, 1 stop bit, no checksum and no flow control
• C.9600bps, 8 data bits, 1 stop bit, even parity and hardware flow control
• D.9600bps, 8 data bits, 1 stop bit, no checksum and no flow control

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In the CAPWAP tunnel establishment phase, after the AC receives the Join Request message sent by the AP, the AC will check the validity of the AP. Which of the following is the authentication method supported by the AC? (Multiple choice)

• A.Not certified
• B.MAC authentication
• C.Password authentication
• D.SN certification

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If the broadcast address of a network is 172.16.1.255, then what may its network address be?

• A.172.16.1.128
• B.172.16.2.0
• C.172.86.1.253
• D.172.16.1.1

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