In Huawei's WAN management platform, which of the following functions can "automatically generate standardized handling procedures for common faults (such as link interruptions) based on historical fault handling records, assisting maintenance personnel in quickly restoring operations"?
A. Bandwidth usage threshold alarm
B. Recommendations for Fault Handling Knowledge Base and Standardized Processes
C. Manual creation and dispatch of fault work orders
D. Real-time monitoring of equipment hardware status
正解:B
質問 2:
When OSPF is deployed on a wide area network (such as an inter-carrier link), which of the following configurations can improve the adaptability and stability of the OSPF network? (Multiple choice)
A. Using the default hello/dead times (10s/40s) is not suitable for wide area network latency.
B. Divide OSPF into reasonable areas (e.g., divide cross-regional links into backbone areas Area 0).
C. Without configuring OSPF authentication, any device can access the OSPF domain .
D. Enable OSPF authentication (such as zone authentication to prevent fake LSA injection).
E. Adjust OSPF hello/dead times (e.g., change the hello time to 30 seconds to adapt to high latency in wide area networks).
正解:B,D,E
質問 3:
In Huawei's WAN bandwidth optimization solution, for the scenario of "frequent transmission of a large number of small files", which of the following technologies can "reduce the number of transmissions and improve efficiency"?
A. Compress each small file and transmit it separately, without changing the number of transmissions.
B. Lower the priority of small file transfers and transfer them during idle periods.
C. Small file merging and transmission (packing multiple small files together for transmission)
D. Transfer each small file separately, without merging them.
正解:C
質問 4:
In Huawei's WAN solution, regarding the issue of "intermittent stuttering in VoIP voice services," which of the following troubleshooting steps should be performed first?
A. Check if high-priority DSCP tags (such as EF) are configured for VoIP traffic.
B. Check the bandwidth usage of public internet services.
C. Check if the routing table of the CE device includes the headquarters network segment.
D. Check if the hard drive storage capacity of the branch equipment is sufficient.
正解:A
質問 5:
In the WAN BGP protocol, which of the following attributes can be used to "transmit the local AS's exit preferences to EBGP neighbors, affecting the neighbors' routing choices"?
A. MEDMulti-Exit Discriminator
B. Local Preference
C. AS_PATH
D. Next Hop
正解:A
質問 6:
In Huawei's WAN bandwidth optimization solution, for "log data transmitted across regions (such as ELK logs)," which of the following technologies can "reduce the amount of log transmission and improve transmission efficiency"?
A. Transmit raw log data directly without any optimization.
B. Relying solely on link bandwidth expansion without optimizing log format.
C. Log data compression and structuring (removing redundant fields and compressing log volume)
D. Increase the frequency of log sending to ensure data real-time performance.
正解:C
質問 7:
In the WAN BGP protocol, which of the following loop prevention mechanisms can "reject routes containing local AS numbers by checking the AS paths traversed by the route"?
A. BGP MED attributes
B. AS_PATH anti-loop
C. BGP Local Preferences property
D. IBGP horizontal segmentation
正解:B
質問 8:
In Huawei's SD-WAN solution, which of the following functions can "statistically calculate the bandwidth usage ratio of VPN services and public network services for each branch device and generate a visual report"?
A. Equipment hardware resource monitoring
B. IPsec tunnel status monitoring
C. Link Quality Detection (LQM)
D. Service Traffic Bandwidth Statistics and Reports
正解:D
質問 9:
In Huawei's SD-WAN solution, which of the following technologies can "enable a VPN tunnel between branch devices and headquarters that traverses NAT devices (such as home routers)"?
A. Disable the address translation function of the NAT device and communicate directly using the public IP address.
B. Manually configure static NAT mapping to expose the public IP address of the branch device.
C. All branch devices use the same public IP address, and a tunnel is established through port multiplexing.
D. SD-WAN NAT traversal technology (branches proactively initiate tunnel connections to headquarters, eliminating the need for static mapping)
正解:D
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森み** -
H12-841_V1.5問題集のおかげで試験に合格しました。同僚におすすめしようと思います。ありがとうございました。助かりました。