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What is the timing working mode of SDH equipment?
What is the timing working mode of SDH equipment?A . External Synchronous TimingB . Extract from STM-N received signalC . Internal TimingD . All of the aboveView AnswerAnswer: D
In the current RPR ring network model in the subway field, a reverse dual-ring structure is adopted. What is the bandwidth of the dual-ring?
In the current RPR ring network model in the subway field, a reverse dual-ring structure is adopted. What is the bandwidth of the dual-ring?A . 622MAB . 1.25GC . 2.5GD . 10GView AnswerAnswer: C
In which year does Document No. 996 require the construction of the video network?
In which year does Document No. 996 require the construction of the video network?A . 2019B . 2020C . 2021D . 2022View AnswerAnswer: C
What are the ONU user-side interfaces commonly used in radio and television ONUs?
What are the ONU user-side interfaces commonly used in radio and television ONUs?A . 4FEB . 4GEC . 1GE+3FED . 2GE+2FEView AnswerAnswer: C
What is the maximum switching capacity of the new brand OLTEA5800-X7 main control board for enterprise exclusive access?
What is the maximum switching capacity of the new brand OLTEA5800-X7 main control board for enterprise exclusive access?A . 7.2Tbit/sB . 3.6Tbit/sC . 1920Gbit/sD . 480Gbit/sView AnswerAnswer: B
In all-optical video backhaul, which of the following can be used in scenarios where power supply, management, lightning protection, and intelligence are required?
In all-optical video backhaul, which of the following can be used in scenarios where power supply, management, lightning protection, and intelligence are required?A . EG8040CB . P622EC . T672ED . EG8084PView AnswerAnswer: B
What is the maximum capacity of a single wave in Huawei's financial data center transmission solution?
What is the maximum capacity of a single wave in Huawei's financial data center transmission solution?A . 40GB . 100GC . 200GD . 400GView AnswerAnswer: D
OLTEA5801 supports a maximum of () service GPON ports
OLTEA5801 supports a maximum of () service GPON portsA . 4B . 8C . 16D . 32View AnswerAnswer: B
Which of the following protection methods has the lowest cost?
Which of the following protection methods has the lowest cost?A . Optical line OLP protectionB . 1+1 protection within OTU boardC . ODUKSNCPD . Device 1+1 protectionView AnswerAnswer: A
Which of the following statements about ASON technology is incorrect?
Which of the following statements about ASON technology is incorrect?A . By introducing ASON technology, it can resist multiple network failures and ensure that all roads are connectedB . The existing network can be evolved and ASON functions can be realized through software loadingC . ASON can effectively improve resource...
