Huawei HCIA-Transmission V2.0 - H31-311 Exam Practice Test
Optical supervisory channels are intended for the supervisory of WDM optical transmission systems. In ITU-T recommendations, 1510 nm wavelengths at a ( ) rate are preferentially used.
Correct Answer: B
When multiple users need to share the same VCTRUNK and use the same VLAN ID, the QinQ technology can be used.
Correct Answer: B
RSOH, MSOH, HPOH, and LPOH implement monitoring functions in the descending order of monitoring scope.
Correct Answer: B
The standard Ethernet frame length should not be less than 64 bytes. Which of the following factors cause this limitation? (Multiple Choice)
Correct Answer: A,D
The STM-64 has () AU pointers.
Correct Answer: D
A PAUSE frame uses a reserved multicast address and is not forwarded by a bridge or switch, In this way, the PAUSE frame does not generate any additional information.
Correct Answer: B
Which of the following can be the center wavelengths of the pump sources in an EDFA? (Multiple Choice)
Correct Answer: C,D
The frame structure of 0DU4 is four times that of ODU1.
Correct Answer: A
Which of the following service levels cannot be selected during service configuration?
Correct Answer: D
For the OSN 3500, there is a slot mapping relationship between processing boards and interface boards. The processing board in slot 1 maps to the interface board in slot 19-20.
Correct Answer: A