Use Real H31-311-ENU - 100% Cover Real Exam Questions [Nov-2021]
Dumps Brief Outline Of The H31-311-ENU Exam - ITCertMagic
NEW QUESTION 55
LCK insertion has priority over AIS insertion. That is, if a user configures LCK insertion and the conditions of automatic AIS insertion are met, LCK is inserted.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 56
The number of bit error blocks on each VC-4 channel is detected by B3 at the receive end. At the same time, the information is sent back to the transmit end through Q, and HP-REI and HP-FEBBE are reported at the transmit end.
- A. J (b1-b4)
- B. G1 (b1-b4)
- C. K3 (b1-b4)
- D. G1 (b5-b8)
Answer: B
NEW QUESTION 57
SDH signals must be scrambled before being transmitted over optical fibers.
Which of the following bytes are not scrambled? (Multiple Choice)
- A. A2
- B. J1
- C. J0
- D. A1
Answer: A,C,D
NEW QUESTION 58
When the SXCS board is configured for an OSN 3500, which of the following is the access capacity of the subrack in full configuration?
- A. 155G
- B. 80G
- C. 35G
- D. 58.75G
Answer: A
NEW QUESTION 59
Which of the following bytes can be used for the orderwire phone between two REG devices?
- A. None of the above
- B. E1 and E2
- C. E1
- D. E2
Answer: C
NEW QUESTION 60
The SL64 board can be used in an OSN 2500.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 61
Which of the following is the default WTR time for MSP switching?
- A. 12 minutes
- B. 10 minutes
- C. 6 minutes
- D. 15 minutes
Answer: B
NEW QUESTION 62
When synchronization is performed on the U2000, the NE data that is the same as that on the U2000 is not uploaded to the U2000, and the data that exists on the U2000 but not on the NE is deleted.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 63
The OSN 1500/2500/3500/7500 supports both DC and AC power inputs.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 64
The device IP addresses of the gateway NE and non-gateway NEs must be set in the same network segment.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 65
Which of the following is not a non-linear effect?
- A. Self-phase modulation (SPM)
- B. Four-wave mixing (FWM)
- C. Dispersion
- D. Raman scattering
Answer: C
NEW QUESTION 66
In the case of MSP, you need to set the MSP protocol ID of each NE. To ensure that each ID is unique, you are advised to set the MSP protocol ID to the same value as the NE ID.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 67
When the LCAS function is used, which of the following overhead bytes are used to transmit control information? (Multiple Choice)
- A. K2
- B. K4
- C. M1
- D. H4
Answer: B,D
NEW QUESTION 68
For the (local) HA solution where the active and standby servers are deployed in the same place, which of the following platforms can be deployed? (Multiple Choice)
- A. All of the above
- B. Windows
- C. Solaris
- D. SUSE Linux
Answer: C,D
NEW QUESTION 69
When a bridge uses the IVL learning mode, the entry in the MAC address table is created according to the source MAC address and source port of the data frame. This entry is valid for all VLANs.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 70
The rates of the SF64 and SL64 boards are both STM-64. Therefore, the two boards can be interconnected.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 71
On the NMS, the NE performance monitoring time is set to ( ) minutes and ( ) hours.
- A. 15, 12
- B. 30, 12
- C. 15, 24
- D. 30, 24
Answer: C
NEW QUESTION 72
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