QUESTION 41
In Huawei SD-WAN Solution, RRs must be deployed independently and cannot be deployed on CPEs.
A. True
B. False
Correct Answer: B
QUESTION 42
If the full-mesh topology is used, traffic between branch sites does not need to pass through the hub site.
A. True
B. False
Correct Answer: A
QUESTION 43
Currently, Huawei AR routers do not support 5G uplinks.
A. True
B. False
Correct Answer: B
QUESTION 44
Which of the following underlay route types are supported in Huawei SD-WAN Solution?
A. Static
B. BGP
C. OSPF
D. RIP
Correct Answer: ABCD
QUESTION 45
In Huawei SD-WAN Solution, the topologies of different VNs must be the same.
A. True
B. False
Correct Answer: B
QUESTION 46
If there are packets in the LLQ queue, packets in other queues cannot be scheduled.
A. True
B. False
Correct Answer: A
QUESTION 47
Which of the following FPI application signature databases can be used by devices to identify applications?
A. Cached FPI application signature database of identified applications
B. User-defined FPI application signature database
C. Built-in FPI application signature database
D. FPI application signature database dynamically learned through DNS snooping
Correct Answer: BD
QUESTION 48
Audio and video traffic are typical types of traffic that can be identified only by using the correlation identification technology.
A. True
B. False
Correct Answer: B
QUESTION 49
After traffic steering in load balancing mode is configured on iMaster NCE-WAN, by default, how does a CPE process if traffic if no links meet the traffic steering requirements?
A. Performs hash-based forwarding.
B. Forwards traffic over the link with the best SLA among all links.
C. Forwards traffic over the link with the highest bandwidth among all links.
D. Discards the traffic.
Correct Answer: B
QUESTION 50
In Huawei SD-WAN Solution, which of the following technologies is used to detect application quality?
A. NQA
B. BFD
C. IP FPM
D. TCP FPM
Correct Answer: D
QUESTION 51
Which of the following are key technologies for application experience assurance in Huawei SD-WAN Solution?
A. Application identification
B. QoS
C. Link quality-based dynamic traffic steering for key applications
D. WAN optimization
Correct Answer: ABD
QUESTION 52
Which of the following are problems of traditional WANs?
A. Dynamic traffic steering is not supported upon link quality deterioration.
B. No effective improvement measures are available when the link quality deteriorates.
C. Traffic cannot be forwarded through other links after a link goes Down.
D. Devices cannot distinguish important traffic from unimportant traffic.
Correct Answer: ABD
QUESTION 53
In Huawei SD-WAN Solution, to which of the following communication scenarios does certificate authentication apply?
A. Communication between RRs and iMaster NCE-WAN
B. Communication between CPEs and RRs
C. Communication between CPEs
D. Communication between iMaster NCE-WAN and CPEs
Correct Answer: AD
QUESTION 54
In Huawei SD-WAN Solution, CPES establish IPsec SAs through IKE negotiation.
A. True
B. False
Correct Answer: A
QUESTION 55
Which of the following data protection mechanisms is not supported by iMaster NCE-WAN?
A. Intrusion prevention
B. Data storage
C. Data transmission
D. Key management
Correct Answer: A
QUESTION 56
Which of the following O&M methods are commonly used upon detection of an exception on a network?
A. Check alarms.
B. Check the connectivity and quality of the network through ping and tracert.
C. Analyze the traffic and quality of applications on the network based on the monitoring data.
D. Query the real-time running information of devices.
Correct Answer: ABCD
QUESTION 57
Which of the following protocols is used to report device performance monitoring data to iMaster NCE-WAN?
A. NETCONF
B. Syslog
C. SNMP
D. HTTP2
Correct Answer: D
QUESTION 58
Which of the following types of CPE data can be monitored by IMaster NCE-WAN?
A. Application quality
B. Link traffic and quality
C. CPU usage, memory usage, and temperature
D. Application traffic
Correct Answer: ABCD
QUESTION 59
Which of the following services is not supported by Huawei SD-WAN Solution on a financial customer’s live network?
A. Web
B. FTP
C. Multicast
D. OA
Correct Answer: C
QUESTION 60
For financial customers, especially in the insurance sector, internal traffic is mainly north-south traffic, and branches directly access the IDC. However, customers may require that intra-region traffic cannot be transmitted out of the region. Which of the following solutions can be used to meet this requirement in Huawei SD-WAN Solution?
A. Use the multi-VPN and multi-hub solution. Each region has an independent VPN. The aggregation nodes in the region are configured as the region-level hubs. Branches can access the IDC or region-level aggregation nodes in one hop.
B. Use QoS to rate-limit traffic.
C. Deploy multiple sets of devices to form an independent topology.
D. Use ACLs to control traffic.
Correct Answer: A