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NEW QUESTION 69
OptiX OSN 1800 is a compact multi-service optical transport platform. What is wrong in the following description? ()
- A. The OptiX OSN 1800I chassis provides a total of 4 service single board slots
- B. The maximum rate of a single channel is 10 Gbit/s (OTU2)
- C. OptiX OSN 1800II chassis provides a total of 8 service single board slots
- D. 1588v2 transmission is not supported, and external time signal access is not supported
Answer: D
NEW QUESTION 70
Among the following methods, which is the effective way to avoid discrete business? (multiple choice)
- A. Circuit scheduling is created and configured using network management end-to-end path management
- B. Paths with protected routes should be tested for switching to verify that the configuration is complete and standardized
- C. For cross-network management services, landing through virtual network elements
- D. For services that use the command line or the network management for single-site SDH service configuration, the path search must be performed on the network management to ensure that the service configuration is complete and standardized
Answer: A,B,C,D
NEW QUESTION 71
Which of the following IP addresses is a class C IP address
- A. C2.A8.D2.e1
- B. 10011010.01101110.10000000.01101111
- C. 127.0.0.1
- D. 10.110.192.111
Answer: A
NEW QUESTION 72
After the single main control is replaced with the main control, the new main control is inconsistent with the previous failed main control software, which alarm may be reported by the network element
- A. SWDL_CHGMNG_NOMATCH
- B. SWDL_PKG_NOBDSOFT
- C. SWDL_PKGVER_MM
- D. SWDL_INPROCESS
Answer: A
NEW QUESTION 73
The non-linear effect of the coherent signal is stronger than that of the 10G non-coherent, so the single-wave entering fiber optical power should be reduced. Therefore, during system commissioning, the OA gain can be reduced to reduce the single-wave output optical power of the OA to meet the fiber-in optical power requirements.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 74
Among the following methods, which is the most effective way to avoid discrete business?
- A. Paths with protected routes need to be tested for fiber breakage or switching to ensure that the configuration is complete and standardized
- B. Circuit scheduling is created and configured using network management end-to-end path management
- C. For services that use command line or network management to configure single-site SDH services, route search must be performed on the network management to ensure that the service configuration is complete and standardized
- D. For cross-network management services, landing through virtual network elements
Answer: B
NEW QUESTION 75
Because the Ethernet port OAM acts on the last kilometer and is used for the Ethernet link between two devices, the protocol stipulates that the message cannot be forwarded by the bridge.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 76
In the U2000 dual-system hot backup system, the active site fails and the standby site fails to start. Possible reasons () (multiple choice)
- A. High disk space usage
- B. Database exception
- C. There is an abnormality in the volume at the standby site
- D. Communication between main and standby is interrupted
Answer: A,B,C
NEW QUESTION 77
ODUk_PM_AIS alarm is one of the conditions for ODUK_SNCP switching
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 78
After the ASON network has experienced many topological changes, the LSP of each business is often not optimal, so it provides optimization functions.
Which of the following options are not features of the optimization function?
- A. Rerouting, upgrading, de-escalation, deletion, etc. cannot be performed while optimizing
- B. Only manual optimization is supported, and optimization cannot change the protection level of the optimized LSP
- C. Optimization cannot be performed when creating, rerouting, upgrading, restarting, and deleting
- D. Business routing cannot be restricted during the optimization process
Answer: D
NEW QUESTION 79
Which of the following descriptions are correct in daily maintenance?
- A. During the cutover process, it is found that other unrelated network elements report an alarm, but the customer does not know that it will be processed directly
- B. For the convenience of collecting data, if you don't know the customer, you can directly create a network element user to collect data
- C. Unplug and plug the board with the customer's consent
- D. Without the authorization of the customer, the network management performs configuration data operations
Answer: C
NEW QUESTION 80
To share the business of VCTRUNK, to achieve business isolation, what isolation methods can we use? (multiple choice)
- A. VLAN ID
- B. MPLS label switching
- C. QINQ VLAN nesting
- D. MAC address
Answer: A,B,C
NEW QUESTION 81
Is the following statement about the ISU2 board of the RTN 900 wrong?
- A. Support E1 priority
- B. Support MPLS and PWE3
- C. Support Native STM-1 + Ethernet mixed mode
- D. Support XPIC function
Answer: D
NEW QUESTION 82
SDH equipment mainly has two platforms, 4.0 and 5.0. In the main control board replacement, the replacement steps under different platforms are different. Which of the following operations are specific to the 5.0 platform?
- A. Software changes the network element IP
- B. Data from the network management
- C. Turn on smart features for smart nodes
- D. Software changes the NE ID
Answer: C,D
NEW QUESTION 83
What should I pay attention to when swapping antennas? (multiple choices)
- A. Turn on AM function
- B. During the commissioning period, there is no rain/snow/fog impact between the two sites
- C. If the microwave link adopts a 1+1 protection configuration and uses one antenna, turn off the power of the backup ODU before switching the antenna
- D. ATPC function is off
Answer: B,C,D
NEW QUESTION 84
The optical power of one wave is 3dBm, and the optical power of the other wave is 5dBm. The total optical power after the two waves are combined is 3+5 = 8dBm
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 85
A network element cannot join the smart domain after the smart feature is enabled. The possible reasons are: (multiple choice)
- A. N board DCC management RES_ODU channel status is not enabled;
- B. ODU1_PM_AIS exists on the N board;
- C. The electrical layer DCC is not surging;
- D. The smart domain is not refreshed;
- E. The network element data is not uploaded;
Answer: A,C,D,E
NEW QUESTION 86
When 15 VC-12 services are created on the STM-1 frame in sequence from 1 to 15, and then VC-3 services are created on the second VC-3 of this STM-1 frame, what is the result displayed by the network management system?
- A. Not enough resources
- B. The operation was successful
- C. Time slot conflict
- D. Nothing is displayed
Answer: C
NEW QUESTION 87
Which of the following is not a simple flow classification
- A. ACL
- B. VLAN PRI
- C. MPLS EXP
- D. IP DSCP
Answer: A
NEW QUESTION 88
PID (Photonics Integrated Device) is an optoelectronic integrated device, PID single board can realize multi-wavelength integration, 40Km without optical amplifier, 80Km without dispersion compensation ()
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 89
U2000-managed dual-machine software Veritas needs to apply for a license, one for the main and standby machines, and import them after activation. The licenses for the main and standby machines are different. For the U2000 license, you also need to activate it with their own ESNs and import them separately. The ESNs of the licenses of the active and standby machines are different.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 90
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