Pass4sure Cisco Certification

Implementing Cisco Unified Communications IP Telephony Part 2

Exam Number: 642-456
Associated Certifications: CCVP
Duration: 75 minutes (60 – 70 questions)
Available Languages: English
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Exam Description Exam Topics Recommended Training Additional Resources
Exam Description
The 642-456 CIPT2 Implementing Cisco Unified Communications IP Telephony Part 2 is the exam associated with the CCVP certification. This exam tests a candidate’s knowledge of deploying a Cisco Unified Communications Manager in a multi-site deployment model. Candidates can prepare for this exam by taking the CIPT2 Implementing Cisco Unified Communications Manager Part 2 course.

Exam Topics
The following topics are general guidelines for the content likely to be included on the Remote Access exam. However, other related topics may also appear on any specific delivery of the exam. In order to better reflect the contents of the exam and for clarity purposes, the guidelines below may change at any time without notice.

Manage Tcl and VXML call applications on a gateway
Describe how to obtain call applications
Configure a gateway to use call applications
Verify call application implementations

Describe and implement centralized call processing redundancy
Describe device fail over
Configure call survivability
Configure SRST operation
Configure CME to provide redundancy
Configure MGCP Fallback operation
Verify redundancy operations

Describe and configure a multi-site dial plan for Cisco Unified Communications Manager
Describe the issues with multi-site dial plans
Describe the differences between the various gateways and trunk types supported by Cisco Unified Communication Manager
Configure Cisco Unified Communications Manager to utilize an H.323 gateway
Configure a SIP trunk
Implement a numbering plan for multi-site topologies
Configure intercluster trunks
Configure tailend hop off
Configure Cisco Unified Communication Manager to register with a gatekeeper

Implement bandwidth management and Call Admission Control
Configure Regions
Configure transcoders and MTPs
Configure Locations
Implement RSVP agent
Implement gatekeeper-based Call Admission Control
Configure AAR
Configure multi-site MoH

Secure an IP Telephony network
Describe the threats to an IP Telephony network
Describe the features used to mitigate threats to an IP Telephony network
Describe how authentication and cryptographic services can secure an IP Telephony network
Configure secure signaling between devices
Configure devices to support sRTP

Implement mobility in an IP Telephony network
Configure device mobility
Configure Cisco Extension Mobility
Configure Cisco Unified Mobility

QUESTION 1
Certkiller .com uses a centralized call processing model to connect their saw mills in Albany and Columbus. Each mill is configured as a separate Location in Cisco Unified CallManager at HQ. Each Location has been configured with 256 Kbps of voice bandwidth. How many G.729 calls can be placed between Locations simultaneously?

A. 23
B. 5
C. 16
D. 10
E. 8

Answer: D

QUESTION 2
Exhibit:

You work as a network administrator Certkiller .com.A manager at HQ is holding a conference call with three of his staff members that are located at BR. The HQ region
uses the G.711 codec, the BR region uses the G.711 codec, and the IP WAN region uses the G.729 codec. The MRGL associated with the manager has only the software conference bridge listed. What will happen when the three staff members join the conference?

A. The staff members will not be able to join the conference until all the software conferencing resources are consumed and the conference uses the hardware conferencing resources at BR.
B. The staff members will join only after the manager has set the conference call up using the hardware conferencing resources.
C. The staff members will all join the conference normally.
D. The staff members will be prevented from joining because the software conference bridge only supports the G.711 codec and the staff members will be using the G.729 codec.

Answer: D

QUESTION 3
Exhibit:

You work as a network administrator Certkiller .com. Certkiller .com needs to have the receptionist at extension 5000 handle all callers who exit their auto attendant by pressing
“0″. After changing the Operator parameter from 5500 to 5000, callers are still sent to extension 5500 when they press “0″ in the auto attendant.
What needs to be done to correct this issue?

A. Dial peer 1 needs to be restarted using the shutdown and no shutdown commands.
B. The application needs to be edited to point to the correct operator.
C. The aa application needs to be reloaded in order to recognize the parameter changes. D. The gateway needs to be reloaded for application changes to take effect.
E. The Operator parameter should be configured under dial peer 1 using the param command.

Answer: C

QUESTION 4
DRAG DROP
You work as a network administrator Certkiller .com. A branch site with an H.323
gateway has lost connectivity to the main site. You want to initiate SRST and get back the operation to normal. Select the appropriate steps in the correct order. Use only steps
that apply.

Answer:

QUESTION 5
Exhibit:

You work as a network administrator Certkiller .com.You have configured transcoder resources in both an IOS router and a Cisco Unified Communications Manager. When
you review the configurations in both devices the IP addresses and transcoder names are correct, but the transcoder is failing to register with the Cisco Unified Communications Manager. Which command needs to be edited to allow the transcoder to register
properly?

A. The associate ccm 2 priority 1 command needs to be changed so the ccm value matches identifier 1 in the sccp ccm 10.1.1.1 command.
B. The maximum sessions command must match the number of codecs configured under the dsp farm profile.
C. The sccp ccm group number must match the voice-card number.
D. The sccp ccm group number needs to match the associate ccm 2 command.
E. The associate profile and dsp farm profile numbers need to match associate ccm 2
command. Answer: A
QUESTION 6
Exhibit:

You work as a network administrator Certkiller .com.A user in RTP calls a phone in San
Jose during congestion with Call Forward No Bandwidth (CFNB) configured to reach
cell phone 4085550150. The user in RTP sees the message “Not Enough Bandwidth” on

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Recommended Training about 642-456 exam PDF
The following courses are the recommended training for 642-456 exam PDF.
642-456 Q & A with Explanations
642-456 Audio Exam
642-456 Study Guide
642-456 Preparation Lab

Exam Number/Code: 642-456
Exam Name: Implementing Cisco Unified Communications Manager Part 2 (CIPT2 v6.0)

“Implementing Cisco Unified Communications Manager Part 2 (CIPT2 v6.0)”, also known as 642-456 exam, is a Cisco certification.
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