Which of the following messages are sent when BGP establishes peer relationships?

• A.Keepalive
• B.Hello
• C.Update
• D.Open

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In the VRP system, by default, BGP will automatically aggregate imported routes.

• A.FALSE
• B.TRUE

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ASPF technology enables firewalls to support multi-channel protocols such as FTP, and can also formulate corresponding security policies for complex applications.

• A.TRUE
• B.FALSE

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As shown in the figure, four Huawei switches have been running and configured with the MSTP protocol. Now SW3 needs to be set as the root bridge of Instance
10.

Which of the following commands can be used to achieve this?

• A.stp instance 10 priority 4096
• B.stp vlan 10 root primary
• C.stp instance 10 root primary
• D.stp root primary

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The origin of SDN is the separation of transfer and control. The separation of transfer and control is a method to realize SDN but not the essence.

• A.TRUE
• B.FALSE

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