Huawei H31-311 Practice Test - Questions Answers, Page 4
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Which of the following statements about the multiplex section remote error indication (MS-REI) is correct?
1. The B2 byte indicates the transmission channel.
2. The Ml byte indicates the transmission channel.
3. MS-REI is transmitted from the sink to the source.
4. MS-REI is transmitted from the source to the sink.
5. Indicates the number of detected bit errors after the sink receives the MS signals.
Which of the following is the frame whose VC-4 J1 byte is indicated by the current frame's AU pointer?
When multiple users need to share the same VCTRUNK and use the same VLAN ID, the QinQ technology can be used.
Which of the following statements about the 1+1 protection of cross-connect boards are correct? (Multiple Choice)
In a WDM system, using a dielectric thin film filter (TFF) is ideal when fewer than ( ) wavelengths are used.
According to the formula of 'ODUk rate = 239/(239-k) x STM-N frame rate', the ODU4 rate is equal to 239/235 x STM-N frame rate.
Linear MSP (LMSP) has two modes; 1+1 and 1:1. Extra services can be configured for the protection channel only in the 1:1 mode of LMSP.
The clock unit can access an external clock source as the timing signal source of the system only through the external clock interface. In addition, it can output the processed clock and provide the clock source for other devices that require timing.
Which of the following statements about the MST functional module are correct? (Multiple Choice)
A 1510 nm optical supervisory channel can be effectively amplified after it passes an EDFA.
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