Which of the following is not a feature of Segment Routing?

• A.In addition, the centralized control mode of the controller and the distribution control mode of the forwarder are supported, and the balance between centralized control and distributed control is provided.
• B.Uses the source routing technology to provide fast interaction between the network and upper-layer applications.
• C.Segment Routing is a connection-oriented technology that maintains the connection status.
• D.By extending existing protocols (such as IGP), the existing network can be smoothly evolved.

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Which of the following is not a feature of Segment Routing?

• A.Segment Routing is a connection-oriented technology that maintains the connection status.
• B.Uses the source routing technology to provide fast interaction between the network and upper-layer applications.
• C.In addition, the centralized control mode of the controller and the distribution control mode of the forwarder are supported, and the balance between centralized control and distributed control is provided.
• D.By extending existing protocols (such as IGP), the existing network can be smoothly evolved.

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Which of the following statements about layer 2 LAN switch are incorrect?

• A.LAN switch operates at data link layer.
• B.LAN switch can learn Mac address automatically.
• C.LAN switch will modify the data link layer header of the packet and then forward it.
• D.LAN switch will modify the network layer header of the packet and then forward it.

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Interface-based ACLs define rules based on inbound interfaces of packets to filter packets. Run the
"traffic-filter command to invoke the ACL.

• A.True
• B.False

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The OF election mechanism avoids network resource waste caused by repeated traffic received by CE1 from two PEs. Which of the following NIRI Is used to implement this feature?

• A.Inclusive Multicast Route
• B.Ethernet Segment Route
• C.Ethernet Auto-Discovery route
• D.MAC advertisement route

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