Huawei HCIA-Transmission V2.0 - H31-311 Exam Practice Test
Question 1
During the service configuration between two adjacent sites (NE1 and NE2), if VC4:1 and VC12:l-3 are used on the NEl's line board connected to NE2, the same VC4 and VC12 timeslots must be used on the NE2's line board connected to NE1.
Correct Answer: A
Question 2
When an optical fiber between node A and node B is broken, the FIU on node B detects the OTS_LOS alarm and inserts the OTS_BDI alarm to node A.
The FIU on node A reports the OTS_BDI alarm. The line board on the downstream C node reports the OCh_SSF alarm.
The FIU on node A reports the OTS_BDI alarm. The line board on the downstream C node reports the OCh_SSF alarm.
Correct Answer: A
Question 3
After an optical fiber is connected according to the networking diagram, if a critical alarm is reported on the optical port, the SRV indicator on the line board is red.
Correct Answer: A
Question 4
The section overhead of STM-4 is () bytes/frame.
Correct Answer: B
Question 5
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: A
Question 6
The coherent receiver technology uses the local oscillator laser that has the same frequency as received signals to perform coherent processing and recovers the ( ) information from the received signals. (Multiple Choice)
Correct Answer: A,B,C
Question 7
Which of the following can be configured as the monitoring time of NE performance events?
Correct Answer: B
Question 8
Configuring an EPLAN service as a ring is not recommended. If the EPLAN service is configured as a ring, the STP protocol must be enabled on the network to prevent broadcast storms.
Correct Answer: A
Question 9
Which of the following statements about the EFS4 board are correct? (Multiple Choice)
Correct Answer: B,D
Question 10
Which of the following is not the northbound interface provided by the U2000?
Correct Answer: B
