Q172. In the following ONU, the environmental temperature-30 degrees Celsius can be:

Q173. The video private network transmission network has higher network reliability, because what does Huawei transmission equipment support? (Multiple choice)

Q174. SDH basic transmission module is STM-4.

Q175. The actual effective bandwidth of GPON down is about 2.3g. If all users under the single PON have opened a 1000M package, how many households can be supported?

Q176. About the high reliability description of the POL network, which is wrong?

Q177. “Higher Education School+Hospital Hospital” interconnected self-built wave division interconnection advantage include: (Multiple Choice)

Q178. FD online optical fiber monitoring does not affect customer business.

Q179. The OLT product MA5800 supports high-density 48-port GE and 8-port 10GE aggregation boards.

Q180. What plan do we mainly promote in the radio and television county and township transmission network?

Q181. Compared with traditional MTSP, PTN, OTN and other technologies, the biggest advantage of EPTN is to take into account the efficiency, safety and cost in the transmission scenario of the existing radio and television network.

Q182. DCI box equipment supports multi-service bearer, suitable for trunk network.

Q183. Which of the following is not the key message of the “IP+Light” fusion solution?

Q184. Which of the following description about the P613E is correct? (Multiple Choice)

Q185. What is the main solution of the current Radio and Television access network reform?

Q186. What are the characteristics of MA5800 OLT? (Multiple Choice)

Q187. SAN certification mainly refers to the certification of which manufacturers? (Multiple choice)

Q188. In the subway industry, the transmission network is mostly a ring network. According to the length of the subway line, it is generally two or three rings. The MS-OTN solution solves the networking problem of the intersecting ring on the basis of satisfying the tangent ring, to better match the needs of the subway network.

Q189. ODN is an important part of the POL solution, the networking is flexible and convenient, the transmission distance is long, and the optical fiber transmission does not require power supply, but the ODN equipment still needs power supply.

Q190. In the smart city transmission network solution, what are some of the transmission products that Huawei mainly promotes? (Multiple choice)

Q191. What is the maximum number of dial-ins supported by the OSN9800 products that Huawei’s main line supports?

Q192. The three major operators’ new scenarios on the access side are mainly based on GPON technology, and EPON technology is mainly aimed at stock expansion as capacity expansion/upgrade.

Q193. The full-light video is transmitted, and the extremely sensitive scene of business, which can be selected?