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H12-222 Exam Dumps - Huawei Certified Network Professional-R&S-IENP

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Question # 25

Single-packet attacks indicate that an attacker controls botnet hosts to send a large number of attack packets, causing link congestion on the attacked network and system resource exhaustion.

TRUE

FALSE

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Question # 26

Which of the following command is used to configure the listening address of the SDN controller?

openflow listening-ip 1.1.1.1

sdn controller souce-address 1.1.1.1

controller-ip 1.1.1.1

sdn listening-ip 1.1.1.1

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Question # 27

Different VMs can communicate through VTEP tunnels established by vSwitches. So what is the VXLAN communication process?

1-3-2-4-6-5

3-5-2-4-1-3

1-2-3-4-5-6

1-5-6-4-3-2

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Question # 28

At which layer does a packet filtering firewall check data packets?

Application layer

Physical layer

Network layer

Link layer

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Question # 29

Which of the following statements regarding the ingress node in MPLS forwarding process are correct?

(Multiple Choice)

After receiving a data packet, the ingress node searches for tunnel ID in the ILM table first.

The ingress node finds the NHLFE entry matching the tunnel ID in the ILM table to associate LFIB and NHLFE entries.

The ingress node checks the NHLFE entry to obtain the outbound interface, next hop, outgoing label, and label operation type. D. The label operation type is Push.

The ingress node adds the obtained label to the IP packet, processes EXP by QoS policy, processes the TTL, and forwards the encapsulated MPLS packet to the next hop.

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Question # 30

There are multiple types of LDP messages. Which functions can be implemented by LDP session messages?

(Multiple Choice)

Monitor the TCP connection integrity of LDP sessions.

Terminate incomplete label request messages.

Release labels.

Negotiate parameters for setting up an LDP session.

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Question # 31

Separation technology of the control plane and forwarding plane is SDN.

TRUE