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Huawei Certified Internetwork Expert-Transmission Sample Questions:

1. The scope of 1+1 protection in the OTU board is the optical fiber on the OCH path, that is, the optical fiber between the dual transmission of the source OTU single board and the selective receiving of the sink OTU single board. Cannot protect OTU board

A) TRUE
B) FALSE

2. What are the principles of synchronous Ethernet planning? (multiple choice)

A) When there is no BITS or other high-precision external clock equipment, it is recommended that the network element track the line clock source
B) When stopping the SSM protocol, do not configure the clock as a ring in this network. When starting the SSM protocol, the SSM protocol information of all network elements in the network must be set to be consistent
C) The internal clock source is recommended as the lowest level clock source
D) When there is BITS or other high-precision external clock equipment, it is recommended that the network element use the tracking external clock source

3. Regarding the M40 and D40 channel isolation indicators of OSN 8800/6800 devices, which of the following statements is correct? () (multiple choice)

A) D40 adjacent channel isolation> 22dB
B) M40 non-adjacent channel isolation> 25dB
C) M40 adjacent channel isolation> 22dB
D) FIU's IN-TM and IN-TC isolation are both >40db
E) D40 non-adjacent channel isolation> 25dB
F) The isolation of SFIU's LINE1-OSC1 and LINE1-OSC2 are both ≥65db

4. For ODUk ring network protection, the following statement is wrong:

A) Only one node needs to be configured as a management point in the entire ring
B) For each business, it is bound by the segment ID to achieve the only difference in business
C) The node where the management point is located can have no business binding
D) Only working channel services need to be manually configured, and all protection channels are automatically generated

5. Regarding the UGUUI dual-machine system, which of the following statements is correct is () (multiple choice)

A) The same license file is usually used for both the active and standby U2000
B) The protection mechanism of the high availability system lies in two aspects: ① The database synchronization and backup of the primary and standby sites; ② The application software of the primary and standby sites is automatically switched
C) In the process of dual-unit network, a single site can only be configured with one network card IP address. That is, only the system IP address is configured, and the Veritas heartbeat IP, Veritas replication IP and network management application IP are not configured separately, and all reuse the system IP address
D) The current U2000 V1R9 dual machine supports all three operating systems, Solaris, Linux, and Windows

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