Prepking 920-503 Exam Questions

8/6/2019 Prepking 920-503 Exam Questions

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Exam : Nortel 920-503

Title : Optical Multiservice Edge 6500

Operations and Maintenance

Version : R6.1


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1. The Planning Guide is used by strategic and current planners, provisioning personnel, transmission

standards engineers and network planners. What information is included in the Planning Guide? (Choose

two.)

A. cable and connectors

B. corrective workarounds

C. potential service impacting procedures

D. software and hardware requirements for the new features

Answer:AD

2. The Optical Multiservice Edge (OME) 6500 is designed to support three categories of services. Which

category is associated with flex-rate protocol independent wavelengths?

A. SONET

B. Broadband Services

C. Synchronous Digital Hierarchy (SDH)

D. Plesiochronous Digital Hierarchy (PDH)

Answer: B

3. What are the five configurations that are supported in the Optical Multiservice Edge (OME) 6500 MSPP?

A. Protected, 1+1Linear/ 1+1 MSP, 2-Fiber BLSR/MS-SPRing, UPSR/SNCP, and RPR

B. Protected, 1+1Linear/ 1+1 MSP, 4-Fiber BLSR/MS-SPRing, UPSR/SNCP, and RPR

C. Unprotected, 1+1Linear/ 1+1 MSP, 4-Fiber BLSR/MS-SPRing, UPSR/SNCP, and RPR

D. Unprotected, 1+1Linear/ 1+1 MSP, 2-Fiber BLSR/MS-SPRing, UPSR/SNCP, and RPR

Answer: D

4. What is the span of distance between the Optical Multiservice Edge (OME) 6500 systems, before optical

electrical optical (OEO) conversion is required?

A. 200 km

B. 800 km

C. 1600 km

D. 2000 km

Answer: D

5. Which two statements concerning the Optical Multiservice Edge (OME) 6500 protection switching aretrue? (Choose two.)

A. Protection switching for a UPSR is revertive.

B. Protection Switching for a UPSR is non-revertive.

C. Protection switching for a BLSR/MS-SPRing is revertive.

D. Protection switching for a BLSR/MS-SPRing is non-revertive.

Answer: BC


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6. Which two statements concerning Optical Multiservice Edge (OME) 6500 equipment protection schemes

are true? (Choose two.)

A. 63xE1 circuit packs and 24xDS3 circuit packs have a 1: N revertive scheme.

B. 63xE1 circuit packs and 24xDS3 circuit packs have a 1+1 non-revertive scheme.

C. Cross-connect circuit packs and OC 3 / DSM and 84xDS1circuit packs have a 1: N revertive scheme.

D. Cross-connect circuit packs and OC 3 / DSM and 84xDS1circuit packs have a 1+1 non-revertive

scheme.

Answer:AD

7. Which is the highest priority of protection switching for the Optical Multiservice Edge (OME) 6500

1+1/MSP configuration?

A. Auto

B. Forced

C. Manual

D. Lockout

Answer: D

8. When port-based protection switching occurs, only traffic on the faulty port is switched, not traffic on all

the ports of the circuit pack. When circuit- pack protection switching occurs, traffic on all the ports of the

circuit- pack switch to a protect mode. Which statement about the Optical Multiservice Edge (OME) 6500

protection switching is true?

A. Traffic switches for the Unprotected and 1+1 / MSP linear schemes are port-based.

B. Traffic switches for the Unprotected and 1+1 / MSP linear schemes are circuit pack-based.

C. Traffic switches for the 1+1/MSP linear and 2-Fiber BLSR/MS-SPRing schemes are port-based.

D. Traffic switches for the 1+1/MSP linear and 2-Fiber BLSR/MS-SPRing schemes are circuit pack-based.

Answer: C

9. Which is the lowest priority of protection switching for the Optical Multiservice Edge (OME) 6500

BLSR/MS-SPRing configuration?

A. Auto

B. Manual

C. ForcedD. Exerciser

Answer: D

10. Which practice is recommended for cleaning fiber cables?

A. Attempt to clean a live fiber.

B. Always reference the proper NTPs.

C. Connect a fiber first to the equipment.


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D. Attempt to clean the fiber by rubbing it with your finger or on a piece of clean clothing.

Answer: B

11. There are two basic Data Communications Network (DCN) models supported by the Optical

Multiservice Edge (OME) 6500. Which model has a node that acts as the gateway Network Element?

A. Public IP address model

B. Private IP address model

C. Internal IP address model

D. External IP address model

Answer: B

12. Which Site Manager window is used to perform Optical Multiservice Edge (OME) 6500 DCN

provisioning?

A. the facility window

B. the node information window

C. the nodal cross-connection window

D. the comms setting management window

Answer: D

13. Which Optical Multiservice Edge (OME) 6500 interface port is used for inter-shelf communication?

A. LAN

B. VLAN

C. COLAN A

D. ILAN IN/ILAN OUT

Answer: D

14. Which statement about the Optical Multiservice Edge (OME) 6500 Dynamic Host Configuration Protocol

(DHCP) is true?

A. It does not support Microsoft windows DHCP clients.

B. It eliminates the need to manually assign an IP address to the Craft PC.

C. The DHCP server is enabled with default values, but these can be disabled.

D. The DHCP server is not supported on the craft Ethernet port (LAN-15 on the shelf processor).

Answer: B15. Which statement describes the advantages of the Optical Multiservice Edge (OME) 6500 Data

Communications Network (DCN) function?

A. The OME 6500 OAM interfaces and comms provide the limited management of the OME 6500.

B. The OME 6500 OAM interfaces and comms provide the capability of local management only of the OME

6500 network element.

C. The OME 6500 OAM interfaces and comms provide the capability of local and remote management of


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the OME 6500 network element, but does not provide for inter-working with other network elements.

D. The OME 6500 OAM interfaces and comms provide the capability for local and remote management of

the OME 6500 network element, and for inter-working with other network elements to provide a cohesive

network management solution.

Answer: D

16. How many provisionable static routes does the Optical Multiservice Edge (OME) 6500 support?

A. 25

B. 60

C. 80

D. 100

Answer: C

17. Orderwire is the Optical Multiservice Edge (OME) 6500 feature that provides a voice channel for

communications during equipment installation and upgrades. How is the configuration connected?

A. by a modem connected to the ILAN ports on the OME 6500 Network Elements and external IP telephony

equipment

B. by a RS232 connection to the ILAN ports on the OME 6500 Network Elements and external IP telephony

equipment

C. by a IP telephone connected to the ILAN ports on the OME 6500 Network Elements and external IP

telephony equipment

D. by a cell phone adaptor connected to the ILAN ports on the OME 6500 Network Elements and external

IP telephony equipment

Answer: C

18. Which Site Manager screen has a button for Optical Multiservice Edge (OME) 6500 automatic

equipping?

A. the event window

B. the alarm window

C. the shelf level view

D. the performance monitoring window

Answer: C19. Which statement concerning Optical Multiservice Edge (OME) 6500 provisioning is true?

A. An empty slot or sub-slot cannot be provisioned.

B. For a facility to be In-Service (IS), the equipment must be IS.

C. For a facility to be IS, the equipment must be Out-of-Service (OOS).

D. For a facility to be Out-of-Service (OOS), the equipment must be In-Service (IS).

Answer: B


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20. Which Optical Multiservice Edge (OME) 6500 equipment and facility primary state is an In-Service

state?

A. OOS-AU

B. OOS-MA

C. OOS-AUMA

D. OOS-MA-ANR

Answer:A

21. Which two Optical Multiservice Edge (OME) 6500 equipment types can be managed by user

commands? (Choose two.)

A. cooling units

B. access panel

C. pluggable optical modules

D. 24 x 10/100BT FE circuit packs

Answer: CD

22. Which Optical Multiservice Edge (OME) 6500 equipment and facility primary state is in an

Out-of-Service state?

A. OOS-UA

B. OOS-AU

C. OOS-MA-ANR

D. IS-ANR (In Service-Abnormal)

Answer: C

23. Which Optical Multiservice Edge (OME) 6500 equipment can be provisioned and managed by user

commands?

A. cooling units

B. 120 ohm converter modules

C. maintenance Interface circuit pack

D. interface circuit packs (slots 1-6 and 9-14)

Answer: D

24. Which Site Manager window allows you to add, edit or delete a cross connection?A. the event window

B. the facility window

C. the node information window

D. the nodal cross-connection window

Answer: D

25. Which two statements about the Optical Multiservice Edge (OME) 6500 Site Manager event window are


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true? (Choose two.)

A. It is used only to view current alarms.

B. It is used only to view previous alarms.

C. It is used to view all the events for a single network element.

D. It is used to display all OME 6500 Threshold Crossing Alerts (TCA).

Answer: CD

26. Which Site Manager screen allows you to perform a lamp test on the Optical Multiservice Edge (OME)

6500?

A. the alarm window

B. the event window

C. the shelf level view

D. the performance monitoring window

Answer: C

27. For which type of signals does the test access feature provide the capability to monitor and test the

signal quality?

A. DS1 and DS3 only

B. DS1, DS3, E1 or E3 port

C. E1 or E3 port, OCn/STMn

D. DS1 or DS3 port , OCn/STMn

Answer: B

28. Prior to replacing a circuit pack on the Optical Multiservice Edge (OME) 6500 the pack should be

reseated and a restart performed. Which two statements about restarts are true? (Choose two.)

A. A cold restart operates a software restart of the circuit pack.

B. A cold restart operates a hardware restart of the circuit pack.

C. A warm restart operates a software restart of the circuit pack.

D. A warm restart operates a hardware restart of the circuit pack.

Answer: BC

29. Which Optical Multiservice Edge (OME) is a nodal management graphical user interface (GUI) tool that

is used to operate, administer, maintain, and provision network elements for a number of products?A. OME 6500 Site Manager

B. OME 6500 Optical Network Manager

C. OME 6500 Optical Manager Element Adapter (OMEA)

D. OME 6500 Optical Network Manager Application Platform

Answer:A

30. The Optical Multiservice Edge (OME) 6500 Site Manager main window consists of five main areas.


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Which area is a single line at the bottom of the main window that identifies the current activities of the Site

Manager?

A. Menu bar

B. View/edit area

C. Navigation area

D. Status message area

Answer: D

31. Which Site Manager command would a technician use to log into a Network Element (NE) using the

same User ID and Password that was used in a previous successful login?

A. Login

B. Login as

C. AutoLogin

D. Login Manager

Answer: C

32. Which statement describes an advantage of the Optical Multiservice Edge (OME) 6500 synchronization

status messaging (SSM)?

A. It allows NEs to select a timing loop.

B. It prevents NEs from choosing the best quality of the timing.

C. It allows NEs to reconfigure timing references and helps to prevent timing loops.

D. If the incoming quality level is not recognized by the OME6500, the quality level is displayed as a timing

loop.

Answer: C

33. Which statement describes the Optical Multiservice Edge (OME) 6500 shelf timing signals?

A. The OME 6500 supports ESI A input.

B. The OME 6500 supports ESO A and B outputs.

C. The OME 6500 supports both ESI A and B inputs.

D. The OME 6500 supports ESI A and B inputs and supplies ESO A and B outputs.

Answer: D

34. In free-run mode, the voltage controlled crystal oscillator (VCXO) clock is not locked to a timingreference and runs at its natural frequency. The synchronization hardware on the cross-connect circuit pack

provides timing references from a Stratum 3 (ST3)/G.813. How is the shelf timing in the Optical Multiservice

Edge (OME) 6500 be provisioned?

A. line timing

B. clock timing

C. internal timing


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D. external timing

Answer: C

35. The Optical Multiservice Edge (OME) 6500 can use four timing sources for synchronization. Which

timing source is associated with the shelf timing that is derived only from received optical ports?

A. line timing

B. mix timing

C. internal timing

D. external timing

Answer:A

36. Which two statements concerning the Optical Multiservice Edge (OME) 6500 synchronization are true?

(Choose two.)

A. Synchronization uses a 1:1 protection scheme.

B. Synchronization uses a 1+1 protection scheme.

C. Synchronization protection can be performed from the Protection Window.

D. Synchronization protection can be performed from the Timing Distribution Window.

Answer: BC

37. There are four parameters that are used to evaluate the received and transmitted optical power

performance for the Optical Multiservice Edge (OME) 6500? Which parameter is a measurement of the

strength of the optical signal at the facility port output?

A. OPT Optical power transmit (dBm)

B. OPR Optical power received (dBm)

C. OPTN Optical power transmit - normalized (%)

D. OPRN Optical power received - normalized (%)

Answer:A

38. Which statement concerning the Optical Multiservice Edge (OME) 6500 Performance Monitoring (PM)

is true?

A. PMs are collected on facilities with an OOS-AU state.

B. PMs are collected only on facilities with an In-Service (IS) state.

C. Key PM parameters are Code Violations for only the Section and the Path.D. A question mark ? in a PM field is a Valid Data Flag (VDF) meaning that the count is reliable.

Answer: B

39. Which statement concerning Performance Monitoring (PM) parameters is true?

A. When a threshold is reached, a critical alarm is generated.

B. The method of counting facility PM parameters is same for both SONET and SDH.

C. Performance monitoring counts accumulate for the current 25 minutes, one day and untimed intervals.


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