Cisco Voice over IP (CVOICE)
Exam Number: 642-436 Exam
Associated Certifications: Cisco Voice over IP (CVOICE)
Duration: 155 Q&As

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QUESTION 1:
When setting up a VoIP call, what is the first thing a gateway router tries to match to a
dialed number?
A. session target
B. call leg
C. destination pattern
D. IP route
Answer: C
QUESTION 2:
In North America, which E&M signaling type is used most often for geographically
separated equipment?
A. Type III
B. Type II
C. Type V
D. Type I
E. Type IV
Answer: B
QUESTION 3:
When using CUBE, which two statements describe how media flow-through differs from
media flow-around? (Choose two.)
A. Media flow-through terminates the signaling channel and the RTP streams flow
directly between endpoints.
B. Media flow-through terminates the RTP streams but allows signaling to flow directly
between endpoints.
C. Media flow-around and media flow-through function in a similar manner, but media
flow-around supports NAT traversal.
D. Media flow-around provides address hiding by terminating both signaling and RTP
streams.
E. Media flow-through provides address hiding by terminating both signaling and RTP
streams.
F. Media flow-around terminates the signaling stream and allows RTP streams to flow
directly between endpoints.
Answer: E,F
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QUESTION 4:
Which two are types of Call Admission Control? (Choose two.)
A. gateway zone bandwidth
B. topology-based
C. resource-based
D. gatekeeper-controlled RSVP
E. local
F. QoS-based
Answer: C,E
QUESTION 5:
Site A uses three-digit internal numbers and remote Site B uses four-digit internal
numbers. All calls to the PSTN are routed through Site B. What dial plan below best
represents provision simplicity, assuming the NANP numbering plan?
A. Translate all called numbers within Site A to four digits.
B. Translate all called numbers within Site B to three digits.
C. Translate all called numbers at either site to ten digits.
D. Translate all called numbers leaving Site A to ten digits.
Answer: D
QUESTION 6:
Which three are supervisory signals? (Choose three.)
A. call waiting
B. on hook
C. ring
D. busy
E. off hook
Answer: B,C,E
QUESTION 7:
Which command parameter specifies that the router should not attempt to initiate a trunk
connection but should wait for an incoming call before establishing the trunk?
A. connection trunk answer-mode 408555
B. connection trunk 408555….
C. connection-trunk 404555…. answer-mode
642-436
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D. ds0-group timeslots 1-23 type ext-sig
E. voice-port 1/0:1
Answer: C
QUESTION 8:
What does a gatekeeper do when it matches a technology prefix?
A. strips off the zone prefix and forwards the technology prefix to the remote gatekeeper
B. strips off the technology prefix and sends the matching zone prefix to the remote
gatekeeper
C. sends both the technology prefix and zone prefix to the remote gatekeeper
D. strips off both the technology prefix and zone prefix and forwards the remaining
destination number
Answer: C
QUESTION 9:
At what point does the MGCP call agent release the setup of the call path to the
residential gateways?
A. after the call agent has forwarded session description protocol information to the
destination from the source and has sent a modify connection to the destination and a
create-connection request to the source
B. after the call agent has been notified of an event and has instructed the source
residential gateway to create a connection
C. does not release call path setup
D. after the call agent has been notified that an event occurred at the source residential
gateway
E. after the call agent has sent a connection request to both the source and destination and
has relayed a modify-connection request to the source so that the source and destination
can set up the call path
Answer: E
QUESTION 10:
What is the best description of an MGCP endpoint?
A. the gatekeepers in a VoIP network
B. IP phones
C. any analog telephony device (PBX, switch, etc.)
D. the interconnection between packet and traditional telephone networks
642-436
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Answer: D

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“Cisco Voice over IP (CVOICE)”, also known as 642-436 exam, is a Cisco certification.
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1. Which two statements describe the purpose of the technology prefix? (Choose two.)

A. Technology prefixes are configured on gateways to indicate to the gatekeeper whether they support voice or video.
B. Technology prefixes must always be configured on gateways.

C. Technology prefixes are used to identify different types or classes of gateways. D. Technology prefixes are prepended to the destination address by the gateway.
E. Technology prefixes have to be unique on each gateway. Answer: CD

2. Which statement is true about only out-of-band signaling? A. A signaling bit is robbed from each frame.
B. Signaling bits are sent in a special order in a dedicated signaling frame. C. All signaling is directly associated with its corresponding voice frame.
D. All voice packets carry their own signaling. Answer: B

3. Examine the example output. hostname GW1
!

interface Ethernet 0/0

ip address 172.16.2.1 255.255.255.0

h323-gateway voip interface

h323-gateway voip id GK1-zone1.abc.com abc.com ipaddr 172.16.2.2

h323-gateway voip h323-id GW1

h323-gateway voip bind srcaddr 172.16.2.1

!

dial-peer voice 1 voip destination-pattern 1212. session-target ras
!

dial-peer voice 2 pots

destination-pattern 2125551212

no register e164

!

end

Choose the command that will restore communication with gatekeeper functionality to this device. A. h323-gateway voip h323-id GK1
B. gateway

C. h323-gateway voip bind srcaddr 172.16.2.2

D. h323-gateway voip GW1-zone2.abc.com abc.com ipaddr 172.16.2.1

Answer: B

4. Which two are types of Call Admission Control? (Choose two.) A. local
B. QoS-based

C. resource-based

D. topology-based

E. gateway zone bandwidth

F. gatekeeper-controlled RSVP Answer: AC

5. Which option is true concerning the MGCP call agent? A. acts only as a recorder of call details
B. provides only call signaling and call setup

C. manages all aspects of the call and voice stream D. monitors the quality of each call after setup Answer: B

6. Which statement best describes gatekeeper operation when the technology prefix is matched and the gatekeeper

is using the technology prefix with hopoff?

A. The gatekeeper always forwards the call to the zone specified in the hopoff command.

B. The gatekeeper only forwards the call to the hopoff zone if the zone prefix does not match.

C. The gatekeeper attempts to forward the call to the hopoff zone, but if this fails, it will forward the call to the

zone specified in the zone prefix command.

D. The gatekeeper attempts to forward the call to the zone specified in the zone prefix command first, but if this fails, it will forward the call to the zone specified in the hopoff command.
Answer: A

7. Using Cisco Unified Communications Manager Express, what four steps are necessary to implement COR?

(Choose four.)

A. Configure SRST.

B. Define COR labels. C. Configure COR lists.
D. Assign COR list to ephone-DN.

E. Configure COR lists on voice ports.

F. Configure dial peers and assign COR lists. Answer: BCDF

8. At what point does the MGCP call agent release the setup of the call path to the residential gateways?

A. after the call agent has been notified that an event occurred at the source residential gateway

B. after the call agent has been notified of an event and has instructed the source residential gateway to create a connection
C. does not release call path setup

D. after the call agent has sent a connection request to both the source and destination and has relayed a modify-connection request to the source so that the source and destination can set up the call path
E. after the call agent has forwarded session description protocol information to the destination from the source and has sent a modify connection to the destination and a create-connection request to the source
Answer: D

9. Which two codes together make up the number that follows the E.164 recommendation numbering scheme?

(Choose two.) A. country code
B. subscriber code

C. national destination code

D. provider code

Answer: AB

10. When using CUBE, which two statements describe how media flow-through differs from media flow-around?

(Choose two.)

A. Media flow-around provides address hiding by terminating both signaling and RTP streams.

B. Media flow-through terminates the signaling channel and the RTP streams flow directly between endpoints.

C. Media flow-around and media flow-through function in a similar manner, but media flow-around supports NAT

traversal.

D. Media flow-through terminates the RTP streams but allows signaling to flow directly between endpoints.

E. Media flow-around terminates the signaling stream and allows RTP streams to flow directly between endpoints.

F. Media flow-through provides address hiding by terminating both signaling and RTP streams. Answer: EF

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Why are so many companies moving to VoIP?

What are the benefits of using VoIP?

Is VoIP right for our company?
After helping you answer these questions, the CVOICE videos get into the nitty-gritty of VoIP implementation. They show you how to:

assign rules to nearly everything using Transformation Rules

move an existing PBX or Key System based network to the newer VoIP technology without getting rid of all your old equipment, so you can maximize the cost efficiency of your VoIP implementation

deploy a worldwide VoIP infrastructure, even using lower-end equipment.

configure your Cisco router to continually monitor the WAN line quality and dynamically change connections as necessary.

set up the Dial Plan that’s best for your organization

understand and configure Gatekeeper

use VoIP to handle fax and modem
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Exam Number: 642-436
Associated Certifications: CCVP
Duration: 75 minutes (60 – 70 questions)
Available Languages: English
Click Here to Register: Pearson VUE
Exam Policies: Read current policies and requirements
Exam Tutorial: Review type of exam questions
QUESTION 1
When setting up a VoIP call, what is the first thing a gateway router tries to match to a dialed number?

A. session target
B. call leg
C. destination pattern
D. IP route

Answer: C

QUESTION 2
In North America, which E&M signaling type is used most often for geographically separated equipment?

A. Type III B. Type II C. Type V D. Type I E. Type IV

Answer: B

QUESTION 3
When using CUBE, which two statements describe how media flow-through differs from media flow-around? (Choose two.)

A. Media flow-through terminates the signaling channel and the RTP streams flow directly between endpoints.
B. Media flow-through terminates the RTP streams but allows signaling to flow directly between endpoints.
C. Media flow-around and media flow-through function in a similar manner, but media flow-around supports NAT traversal.
D. Media flow-around provides address hiding by terminating both signaling and RTP
streams.
E. Media flow-through provides address hiding by terminating both signaling and RTP
streams.
F. Media flow-around terminates the signaling stream and allows RTP streams to flow directly between endpoints.

Answer: E,F

QUESTION 4
Which two are types of Call Admission Control? (Choose two.)

642-436

A. gateway zone bandwidth
B. topology-based
C. resource-based
D. gatekeeper-controlled RSVP E. local
F. QoS-based

Answer: C,E

QUESTION 5
Site A uses three-digit internal numbers and remote Site B uses four-digit internal numbers. All calls to the PSTN are routed through Site B. What dial plan below best represents provision simplicity, assuming the NANP numbering plan?

A. Translate all called numbers within Site A to four digits. B. Translate all called numbers within Site B to three digits.
C. Translate all called numbers at either site to ten digits.
D. Translate all called numbers leaving Site A to ten digits. Answer: D
QUESTION 6
Which three are supervisory signals? (Choose three.)

A. call waiting
B. on hook
C. ring
D. busy
E. off hook

Answer: B,C,E

QUESTION 7
Which command parameter specifies that the router should not attempt to initiate a trunk connection but should wait for an incoming call before establishing the trunk?

A. connection trunk answer-mode 408555
B. connection trunk 408555….
C. connection-trunk 404555…. answer-mode
D. ds0-group timeslots 1-23 type ext-sig
E. voice-port 1/0:1

Answer: C

QUESTION 8
What does a gatekeeper do when it matches a technology prefix?

642-436

A. strips off the zone prefix and forwards the technology prefix to the remote gatekeeper
B. strips off the technology prefix and sends the matching zone prefix to the remote gatekeeper
C. sends both the technology prefix and zone prefix to the remote gatekeeper
D. strips off both the technology prefix and zone prefix and forwards the remaining destination number

Answer: C

QUESTION 9
At what point does the MGCP call agent release the setup of the call path to the residential gateways?

A. after the call agent has forwarded session description protocol information to the destination from the source and has sent a modify connection to the destination and a create-connection request to the source
B. after the call agent has been notified of an event and has instructed the source residential gateway to create a connection
C. does not release call path setup
D. after the call agent has been notified that an event occurred at the source residential gateway
E. after the call agent has sent a connection request to both the source and destination and has relayed a modify-connection request to the source so that the source and destination
can set up the call path

Answer: E

QUESTION 10
What is the best description of an MGCP endpoint?

A. the gatekeepers in a VoIP network
B. IP phones
C. any analog telephony device (PBX, switch, etc.)
D. the interconnection between packet and traditional telephone networks

Answer: D

QUESTION 11
Using Cisco Unified Communications Manager Express, what four steps are necessary to implement COR? (Choose four.)

A. Define COR labels.
B. Configure COR lists on voice ports.
C. Configure dial peers and assign COR lists. D. Assign COR list to ephone-DN.
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Exam Number/Code: 642-436
Exam Name: Cisco Voice over IP (CVOICE)

TestInside 642-436

Cisco 642-436

Cisco Voice over IP (CVOICE)

Q&A DEMO

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TestInside 642-436

1. Which two statements describe the purpose of the technology prefix? (Choose two.)

A. Technology prefixes are configured on gateways to indicate to the gatekeeper whether they support voice or video.
B. Technology prefixes must always be configured on gateways.

C. Technology prefixes are used to identify different types or classes of gateways. D. Technology prefixes are prepended to the destination address by the gateway.
E. Technology prefixes have to be unique on each gateway. Answer: CD

2. Which statement is true about only out-of-band signaling? A. A signaling bit is robbed from each frame.
B. Signaling bits are sent in a special order in a dedicated signaling frame. C. All signaling is directly associated with its corresponding voice frame.
D. All voice packets carry their own signaling. Answer: B

3. Examine the example output. hostname GW1
!

interface Ethernet 0/0

ip address 172.16.2.1 255.255.255.0

h323-gateway voip interface

h323-gateway voip id GK1-zone1.abc.com abc.com ipaddr 172.16.2.2

h323-gateway voip h323-id GW1

h323-gateway voip bind srcaddr 172.16.2.1

!

dial-peer voice 1 voip destination-pattern 1212. session-target ras
!

dial-peer voice 2 pots

TestInside 642-436

destination-pattern 2125551212

no register e164

!

end

Choose the command that will restore communication with gatekeeper functionality to this device. A. h323-gateway voip h323-id GK1
B. gateway

C. h323-gateway voip bind srcaddr 172.16.2.2

D. h323-gateway voip GW1-zone2.abc.com abc.com ipaddr 172.16.2.1

Answer: B

4. Which two are types of Call Admission Control? (Choose two.) A. local
B. QoS-based

C. resource-based

D. topology-based

E. gateway zone bandwidth

F. gatekeeper-controlled RSVP Answer: AC

5. Which option is true concerning the MGCP call agent? A. acts only as a recorder of call details
B. provides only call signaling and call setup

C. manages all aspects of the call and voice stream D. monitors the quality of each call after setup Answer: B

6. Which statement best describes gatekeeper operation when the technology prefix is matched and the gatekeeper

is using the technology prefix with hopoff?

A. The gatekeeper always forwards the call to the zone specified in the hopoff command.

B. The gatekeeper only forwards the call to the hopoff zone if the zone prefix does not match.

TestInside 642-436

C. The gatekeeper attempts to forward the call to the hopoff zone, but if this fails, it will forward the call to the

zone specified in the zone prefix command.

D. The gatekeeper attempts to forward the call to the zone specified in the zone prefix command first, but if this fails, it will forward the call to the zone specified in the hopoff command.
Answer: A

7. Using Cisco Unified Communications Manager Express, what four steps are necessary to implement COR?

(Choose four.)

A. Configure SRST.

B. Define COR labels. C. Configure COR lists.
D. Assign COR list to ephone-DN.

E. Configure COR lists on voice ports.

F. Configure dial peers and assign COR lists. Answer: BCDF

8. At what point does the MGCP call agent release the setup of the call path to the residential gateways?

A. after the call agent has been notified that an event occurred at the source residential gateway

B. after the call agent has been notified of an event and has instructed the source residential gateway to create a connection
C. does not release call path setup

D. after the call agent has sent a connection request to both the source and destination and has relayed a modify-connection request to the source so that the source and destination can set up the call path
E. after the call agent has forwarded session description protocol information to the destination from the source and has sent a modify connection to the destination and a create-connection request to the source
Answer: D

9. Which two codes together make up the number that follows the E.164 recommendation numbering scheme?

(Choose two.) A. country code
B. subscriber code

TestInside 642-436

C. national destination code

D. provider code

Answer: AB

10. When using CUBE, which two statements describe how media flow-through differs from media flow-around?

(Choose two.)

A. Media flow-around provides address hiding by terminating both signaling and RTP streams.

B. Media flow-through terminates the signaling channel and the RTP streams flow directly between endpoints.

C. Media flow-around and media flow-through function in a similar manner, but media flow-around supports NAT

traversal.

D. Media flow-through terminates the RTP streams but allows signaling to flow directly between endpoints.

E. Media flow-around terminates the signaling stream and allows RTP streams to flow directly between endpoints.

F. Media flow-through provides address hiding by terminating both signaling and RTP streams. Answer: EF

“Cisco Voice over IP (CVOICE)”, also known as 642-436 exam, is a Cisco certification.
Preparing for the 642-436 exam ? Searching 642-436 Test Questions, 642-436 Practice Exam, 642-436 Dumps?

With the complete collection of questions and answers, Pass4sure has assembled to take you through 65 Q&As to your 642-436 Exam preparation. In the 642-436 exam resources, you will cover every field and category in CCVP helping to ready you for your successful Cisco Certification.
Questions and Answers : 65 Q&As
Updated: April 9th , 2008
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The 642-873 ARCH Designing Cisco Network Service Architectures Exam is the exam associated with the CCDP certification. This exam tests a candidate’s knowledge of the latest development in network design and technologies, including network infrastructure, intelligent network services and converged network solutions. Candidates can prepare for this exam by taking the ARCH Designing Cisco Network Service Architectures

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The 642-436 CVOICE Cisco Voice over IP is the exam associated with the CCVP certification. This exam tests a candidate’s knowledge of the foundational elements of VOIP calls, and the description of dial plans, and the implementation of gateways, gatekeepers and IP-IP gateways. Candidates can prepare for this exam by taking the CVOICE Cisco Voice over IP course.

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The 642-436 CVOICE Cisco Voice over IP is the exam associated with the CCVP certification. This exam tests a candidate’s knowledge of the foundational elements of VOIP calls, and the description of dial plans, and the implementation of gateways, gatekeepers and IP-IP gateways. Candidates can prepare for this exam by taking the CVOICE Cisco Voice over IP course.

http://www.mediafire.com/?x1tvnmlgkpz