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CCVP认证642-456考试题库由我们专业IT认证讲师及产品专家精心打造,包括了当前最新的全真试题,全部附有正确答案。题库的覆盖率在96%以上,在考试认证厂商对考题做出变化时,网站都将在第一时间内更新题库,确保考生能一次通过考试。
考试代号:642-456
认证名称:Implementing Cisco Unified Communications Manager Part 2 (CIPT2 v6.0)
版本号:V8.02
考题数量:55道
更新日期:2010-8-14
1. The Acme Corporation is experiencing poor, choppy audio quality on voice calls placed across their WAN link to and from Madison. What can be done to the Location parameter for Madison to help alleviate this problem?
A. Increase the audio bandwidth setting in the Location configuration window for Madison.
B. Nothing, the audio bandwidth Location parameter for Madison is not related to the problem.
C. Remove the audio bandwidth parameter in the Location configuration window for Madison.
D. Decrease the audio bandwidth setting in the Location configuration window for Madison.
Answer: D

2. How are Cisco Unified CallManager location parameters used?
A. Assign directory numbers to devices as they connect to the IP telephony network.
B. Implement call admission control in a centralized call processing deployment.
C. Provide alternate call routing when the primary call path is unavailable.
D. Specify the bandwidth used for audio and video calls.
Answer: B

3. What is the impact of setting an RSVP policy per location pair with a default interlocation RSVP service policy?
A. additional bandwidth capacity will be added to the default interlocation RSVP service policy
B. the RSVP policy will only be associated with one type of call; for example, if it is associated with video calls, audio calls will not be impacted
C. an RSVP mandatory mid-call retry counter will be added to calls that encounter mid-call retry errors
D. the default interlocation RSVP service policy will be overridden
Answer: D

4. How is recovery from SRST mode back to Cisco Unified Communications Manager call processing accomplished?
A. The IP phones receive Keepalives from Cisco Unified Communications Manager. They then register with Cisco Unified Communications Manager and cancel their registration with the SRST gateway.
B. The IP phones receive a response to Keepalives sent to Cisco Unified Communications Manager. They
then register with Cisco Unified Communications Manager and cancel their registration with the SRST gateway.
C. The SRST gateway receives Keepalives from Cisco Unified Communications Manager. The SRST gateway then rejects the IP phone registrations with instructions to register with Cisco Unified Communications Manager.
D. The SRST gateway receives a response to Keepalives sent to Cisco Unified Communications Manager.
The SRST gateway then rejects the IP phone registrations with instructions to register with Cisco Unified Communications Manager.
Answer: B

5. Which debug command can be used to troubleshoot an issue with a Tcl script?
A. debug tcl script
B. debug call script
C. debug custom script
D. debug voice application
Answer: D

6. Which encryption algorithm does SRTP utilize?
A. SEAL
B. 3DES
C. IPSEC
D. AES
Answer: D
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