H35-211_V2.5-ENU試験問題集、H35-211_V2.5-ENU練習テスト問題
PDF問題（2023年最新）実際のHuawei H35-211_V2.5-ENU試験問題
質問 # 141
In a typical access network, when a large number of IPTV users are accessed through the OLT, in order to prevent a large number of IGMP join and leave messages generated on the user side from impacting the performance of edge routers, what function is generally recommended to be enabled on the OLT?
- A. IGMP proxy
- B. Static group join
- C. IGMP Snooping
- D. Multicast vlan
正解：A
質問 # 142
Under the EH.248 protocol, if the signaling IP and media IP are both 10.1.1.100/8, and the voice gateway is 10.1.1.1, when configuring the volP service, which of the following command is wrong?
- A. Use the reset cold start command under the voice interface to make the interface attribute configuration effective
- B. Use the if-h248 attribute command to configure interface attributes under the voice interface
- C. Use the command ip address media 10.1.1.100 10.1.1.1 to configure the media IP in voip mode
- D. Use the command ip address signaling 10.1.1.100 10.1.1.1 to configure the signaling IP in voip mode
正解：D
質問 # 143
Among the following options, which of the following descriptions about the configuration of the NCE-FAN HSI template is wrong?
- A. The native VLAN of the ONT LAN port can be configured in the service profile
- B. After the line template is created, it must be delivered to the device
- C. After the DBA template is created, it must be delivered to the device
- D. The upstream and downstream directions of service virtual ports can be bound to different traffic profiles
正解：C
質問 # 144
What technologies can be used to avoid congestion in OLT? (Multiple choice)
- A. RED
- B. WRED
- C. WFQ
- D. DPQ
正解：A、B
質問 # 145
According to the status of the token in the token bucket, the device will color-mark the message (green, yellow, red). The color of the mark is mainly to provide a basis for processing the message in the subsequent congestion control.
- A. False
- B. True
正解：B
質問 # 146
The program black screen phenomenon occurs in the IPTV service scenario. After detection, it is found that the program stream has reached the user port of the ONU. What is the cause of this phenomenon?
- A. User multicast verification failed
- B. The user does not have the right to watch the program
- C. Set-top box failure
- D. The maximum multicast bandwidth allocated by the PON port is too small
正解：C
質問 # 147
When dealing with voice faults, sometimes it is necessary to capture packets for fault analysis. If the user ID of the calling user in the captured SIP message is displayed as Sip: [email protected], which description is wrong? (Multiple choice)
- A. The user phone number is 2270808
- B. The host IP address is 191.169.1.112
- C. The server port is 5060
- D. The transport layer protocol uses TLS
正解：C、D
質問 # 148
After the DHCP simulation is started, it will automatically stop when the system default timeout period is reached, and the simulation results will be deleted at the same time.
- A. False
- B. True
正解：B
質問 # 149
The traffic-suppress on the upstream port of MA5680T suppresses multicasts only for unknown multicasts.
- A. False
- B. True
正解：B
質問 # 150
After the anti-ipattack function is enabled on the OLT, the device cannot be managed remotely via telnet.
- A. FALSE
- B. TRUE
正解：A
質問 # 151
Which of the following types of DBA bandwidth, after the DBA horizontal board is configured and successfully used by the ONT, the PON port upstream bandwidth will reduced? (Multiple choice)
- A. assure
- B. max
- C. fixed
- D. best effort
正解：A、C
質問 # 152
There are many protection methods for OLT dual uplinks. Which of the following technologies can be used as OLT dual uplinks? (Multiple choice)
- A. Main control board protection
- B. Smart link&monitor link
- C. Link Aggregation
- D. Ethernet Protection Group
正解：A、B、C、D
質問 # 153
Regarding ONU/ONT networking construction principles, which of the following statement is wrong?
- A. It is recommended to plan both FTTH and FTTB applications on the same PON port
- B. For FTTH applications, try to install the ONT in the user's home, with the same ONT models
- C. In the FTTB&C solution, the choice of splitting ratio only depends on the service bandwidth requirements, and the transmission distance is not the main factor in the FTTB solution
- D. For FTTB applications, you can choose to place ONUs in different locations such as building corridors or cabinets in vertical shafts. The ONU product signals should be as consistent as possible
正解：A
質問 # 154
In the data planning of the POL campus network, which of the following descriptions about VLAN planning are reasonable? (Multiple choice)
- A. Divide VLAN range according to logical area
- B. Divide VLAN range according to personnel structure
- C. Divide VLAN range according to business function
- D. Divide VLAN range according to geographic region
正解：A、B、C、D
質問 # 155
The complete SIP message interaction process will include multiple request and response messages. A field can be used in the header field of the SIP message to describe the specific request corresponding to the current response message. What is this field?
- A. CALL-ID
- B. Csea
- C. First line
- D. Message body
正解：B
質問 # 156
The uplink wavelength of 10G EPONE is
- A. 1490nm
- B. 1270m (symmetrical)
- C. 1310m (asymmetric)
- D. 1577nm
正解：B
質問 # 157
Huawei network management U2000 realizes the configuration of the voice service, and the voice configuration is issued through?
- A. Business template
- B. Value-added service template
- C. Route template
- D. SNMP template
正解：B
質問 # 158
Deploying QoS can solve the problem of user service quality in the process of network communication. Its purpose does not include?
- A. Regulating the traffic of the IP network
- B. Reduce the loss rate of packets
- C. Avoid and manage network congestion
- D. Control the number of concurrent users
正解：D
質問 # 159
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