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Exam : Nortel 920-807
Title : Nortel Unified Communications Solutions


1. When making a decision to deploy a multi-vendor unified communications enabled solution using SIP, what should the enterprise IT support teams do in preparation for the project?A.Fully test the solution for interoperability.
B.Ask management to consider a single vendor.
C.Look for open source tools to manage the solution.
D.Request that all vendors adhere to strict common standards.
Answer: A

2. In some cases IP gateways are required in a pure IP PBX environment.Where in the network would the IP gateway be placed, if one were required?
A.between the IP PBX and the carrier
B.between the IP call server and its associated gateways
C.between the IP PBX and any firewalls
D.an IP gateway is not required in a pure IP PBX solution
Answer: A

3. Which statement supports why a project team should conduct the requirements definition prior to the unified communications (UC) proof-of-concept project scope of work definition?
A.It helps identify a short-list of vendor UC solutions that can be incorporated into the UC project.
B.It slows down the UC proof-of-concept project from moving forward due to internal politics.
C.It provides a detailed project plan defining project milestones and timelines.
D.It identifies the scope of the UC project for labor estimating and project planning.
Answer: D

4. In the review and validation steps of a unified communications proof-of-concept scope of work document, which task should be completed first?
A.Create upper management reporting templates.
B.Measure key performance indicators (KPI) for reporting purposes.
C.Create a monthly project assessment template to collect UC project data points.
D.Calculate the financial return on investment (ROI) benchmarks.
Answer: C

5. A unified communications pilot project financial return on investment (ROI) model must have access to the organizations accurate sales, general, and administrative overhead expenses.Which decision criterion is critical for a Chief Financial Officer prior to signing-off on the preliminary financial ROI model?
A.acceptance of key performance indicators with metrics
B.determining the length of time that the UC proof-of-concept pilot project ROI must make
C.identifying and validating all associated costs and that they are correctly entered into the ROI model
D.planning on whether to use CAPEX or OPEX to pay for the UC proof-of-concept project
Answer: C

6. When determining whether to proceed with a unified communications proof-of-concept project, which steps are decision points for a Chief Financial Officer? (Choose two.)
A.creating an acceptable UC project budget
B.defining who should be on the UC project team
C.obtaining an acceptable preliminary financial ROI returnD.developing a UC project plan that spans 6 to 9 months
Answer: AC

7. A company has an existing traditional TDM PBX and wishes to implement a unified communications project. At the present time it is more feasible to add a second VoIP-enabled PBX into the existing configuration to complete the project rather than replace the existing system.To make this system work as designed, the company must purchase and configure which other piece of hardware for this solution?
A.Router
B.IP gatewayC.New telephone sets
D.This solution is not possible
Answer: B

8. A company that is implementing unified communications (UC) has a mobile workforce that utilizes mobile end point devices such as PDA devices.Which security method will be needed to secure UC dialogue between the PDA devices?
A.Authentication
B.Encryption
C.One time passwords
D.RFID tagging and tracking
Answer: B

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