Huawei HCIE-Datacom V1.0 : H12-891_V1.0 Exam Questions

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Huawei H12-891_V1.0 Exam Syllabus Topics:

Huawei HCIE-Datacom V1.0 Sample Questions:

Question 1

Man-in-the-middle attacks (MITM) or IP/MAC Spoofing attacks are common on intranets and can cause information leakage.
Which configuration method can prevent these attacks?

A. Configure the trusted or untrusted interface.
B. Limit the maximum number of MAC addresses that can be learned on a switch interface.
C. Configure association between DHCP snooping and IPSG or DAI on the switch.
D. Configure DHCP snooping to check the CHADDR field carried in a DHCP Request packet.

Question 2

BFD can implement millisecond-level link status detection.

A. TRUE
B. FALSE

Question 3

A network administrator runs the display telemetry subscription command on a device to check telemetry subscription information. The command output is as follows. Which of the following statements is incorrect?
[~CE] display telemetry subscription
Sub name : Sub1
Sensor group:
Sensor-name Sample-interval(ms) State
Sensor1 1000 RESOLVED
Destination group:
Dest-name Dest-IP Dest-port State Vpn-name Protocol
Dest1 192.168.56.1 20030 RESOLVED - GRPC
Sub state : PASSIVE
Total subscription number is : 1

A. The IP address of the device is 192.168.56.1.
B. The subscription mode is static subscription.
C. The device sends sampled data every second.
D. The subscription name is Sub1.

Question 4

MACsec can provide secure services during MAC-layer data transmitting and receiving. Which of the following services is not provided by MACsec?

A. Integrity check
B. User data encryption
C. Data source authenticity verification
D. Controllability check

Question 5

BGP routing policies can be used to control the advertisement and acceptance of routes.

A. TRUE
B. FALSE

Solutions: