H35-211_V2.5-ENU Exam Study Guide Free Practice Test LAST UPDATED DATE Aug 17, 2023 [Q158-Q181]

Q158. When configuring the multicast service, the VLAN of the group service must be the same as the ID of the unicast VLAN

Q159. IPTV users can go online normally, but the multicast program screen does not appear for a long time, a black screen appears, and the user cannot watch normally. What are the possible reasons? (Multiple choice)

Q160. At present, people are paying more and more attention to the reliability of the network, and a variety of common requirements are also put forward for the equipment of the access network, from the reliability requirement of a single node to the end-to-end reliability requirement.
Which of the following aspects are included in these requirements? (Multiple choice)

Q161. The effective downlink bandwidth of the GPON PON port is:

Q162. OLT uplink can improve bandwidth and reliability through link aggregation. Which of the following modes is currently supported by OLT uplink aggregation? (Multiple choice)

Q163. Huawei’s network management U2000 realizes the configuration of FTTH voice service, which is issued through _____.

Q164. The traditional fusion splicing scheme of POL ODN has centralized light splitting, heavy fiber baking workload and low construction efficiency.

Q165. POE dial simulation means simulates user terminal initiates the access device P PoE dialing process, by analyzing the PPE dial simulation results, to check the network connectivity between the access device and Radius k servers.

Q166. 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?

Q167. When the backbone fiber is broken or the OLT cannot detect the expected optical signal (LOS) alarm, the possible cause is: (Multiple Choice)

Q168. When the ONT fails or the hardware is upgraded, the ONT needs to be replaced, and the ONT service needs to be removed on the OLT, and then the ONT terminal is removed, and the new ONT service is registered and configured.

Q169. If multicast services are only deployed in private networks, which multicast address segment should be preferred when planning?

Q170. In the Ethernet port protection group, the data sending and receiving functions of the working ports are all turned on, and there is service transmission on the link, while the protection port can only receive, but cannot send, and there is no service transmission on the link.

Q171. The SIP protocol is a hierarchical protocol, divided into 4 layers in total, of which the transaction layer is used to create or cancel the client’s transaction

Q172. When the PITP protocol selects V mode authentication, which of the following options are available in the authentication stage? (Multiple choice)

Q173. Which of the following descriptions about the PC roaming process between different AP is wrong?

Q174. XGS PON technology N1 standard is adopted in a park project (link attenuation range is 14~29d8), ONU is used for AP backhaul, and the concurrent upstream and downstream bandwidth of each ONU is 150 Mbps/300 Mbps. The maximum link loss is 10dB. How much splitting ratio should be used in the project?

Q175. When watching an IPTV program, there is a blurring phenomenon, what are the possible reasons? (Multiple choice)

Q176. During the implementation of QoS for home broadband services, the DBA speed limit function is configured. Where is it taking effect?

Q177. In GPON system, when configuring SIP voice service, which SIP local port number is selected by default?

Q178. When the ONU is replaced in the eSight system, which of the following options can be used to reselect the ONU?

Q179. Users report that IPTV has a long time delay when changing channels. In order to improve the experience of channel switching for general users, the program pre-join function can be configured. Which of the following configurations can realize program pre-join?

Q180. Which of the following statements about 10GEPON are correct? (Multiple choice)

Q181. The number of users under the OLT can also determine whether the VLA adopts single-layer or double-layer VLAN mode. Single-layer VLAN can be used when the number of users is small, and double-layer VLAN must be used when the need to differentiated services and the number of users is second to ().