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Free 640-460 Exam Preparation Questions Exam 640-460: IIUC Implementing Cisco IOS Unified Communications (IIUC)

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Questions: 1 Refer to the exhibit. The Acme Corporation needs assistance in configuring their PSTN voice gateway. Which two dial peers will correctly route calls to emergency services? (Choose two.)

A. dial-peer voice 1 pots destination-pattern 9911 port 1/0/0 B. dial-peer voice 911 pots destination-pattern 911 forward-digits 3 port 1/0/1 C. dial-peer voice 9911 pots destination-pattern 9911 forward-digits all port 1/0/0 D. dial-peer voice 2 pots destination-pattern 911 forward-digits 3 port 1/0/1 E. dial-peer voice 1 pots destination-pattern 9911 prefix 911 port 1/0/0 F. dial-peer voice 2 pots destination-pattern 911 forward-digits all port 1/0/0 Answer: E, F Questions: 2 Which three characteristics apply to ISDN PRI? (Choose three.) A. The D channel is 16 kbps B. The D channel is 64 kbps C. Can carry data, voice, or video D. Cannot support call forwarding E. Commonly used only in Europe F. Can carry vendor-specific PBX features Answer: B, C, F Questions: 3 Refer to the exhibit. You have been asked to verify the network configuration that was performed by a colleague. Which of the following conclusions would be accurate?

A. The voice VLAN should always start with VLAN 1. B. The subnet mask for the network address should be class A instead of class C. C. The CME IP address should be in a different subnet to that of the IP phones. D. The CME IP address should be in the exclusion range. Answer: D Questions: 4 For Latest 640-460 Exam Questions and study guides- visit- http://www.aonetesting.com/640-460.html


Approximately what percentage of voice packets can be dropped before voice quality becomes poor? A. 1 ?2% B. 15% C. 5 ?10% D. Less than or equal to 1% Answer: D Questions: 5 Drop Answer: Pending

Questions: 6 Refer to the exhibit. Which step of digitizing analog signals does this represent?

A. Encoding B. Quantization C. Signal sample D. Signal compression

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Answer: A Questions: 7 Refer to the exhibit. What is the purpose of access code 9?

A. This access code connects a caller to the operator when they press 9 on their phone keypad. B. This is a level 1 security to ensure that only users that know the access code can make calls. C. This is the access code that internal users must use to make PSTN calls. D. This access code is required when interfacing with a traditional PBX system. Answer: C Questions: 8 Refer to the exhibit. Which step of digitizing analog signal does this represent?

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A. Signal sample B. Signal compression C. Sample quantization D. 8-bit digital encoding Answer: A Questions: 9 What are two benefits of using an ITSP for long distance telephony services? (Choose two.) A. Connection to an ITSP is very granular and can provision from 1 to hundreds of simultaneous calls. B. Connection to an ITSP is only available in full T1/E1/PRI circuit quantities. C. The circuits are dedicated only to voice. D. Connection to an ITSP is easier to configure because transcoders can seamlessly convert H.323 or SIP to SCCP. E. Connection to an ITSP allows you to use the bandwidth that is guaranteed to the voice traffic for data when voice is not using the bandwidth. Answer: A, E Questions: 10 How does LLQ help ensure that voice quality is maintained in a converged network? A. LLQ allocates minimum bandwidth guaranteed to voice traffic. B. LLQ allocates a priority queue to voice traffic at a guaranteed rate. C. LLQ allocates a priority queue and a minimum guaranteed bandwidth queue for voice. D. LLQ ensures that all traffic is treated fairly and hence voice traffic is not severely impacted. Answer: B

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