ccna braindumps

high quality IT certification exam practice questions and answers .

Welcome To ccna braindumps

We provide all the IT certification exam,and we are a prometric and VUE test center,our exam questions and answers are all download from the test system.If you wanna get the certificate direct without taking the exam,we can help you also,you can visit www.visualexams.com to kown more information.
If you have any questions just contact us:    MSN:visualexams(at)hotmail.com     Email:sales(at)visualexams.com

>> Home > Cisco > IP Communications >642-432

Cisco Certified Network Associate : 642-432 Exam

642-432


Exam Number/Code: 642-432
Exam Name:Cisco Voice Over IP
Questions and Answers: 97 Q&As
Price: $ 58.00
Update Time: 2010-05-04

  Download PDF Demo : 642-432 demo


It is well known that 642-432 exam test is the hot exam of Cisco certification. visualexams offer you all the Q&A of the 642-432 real test . It is the examination of the perfect combination and it will help you pass 642-432 exam at the first time!

 
 
Exam : Cisco 642-432
Title : Cisco(r) Voice Over IP


1. Examine the example output.
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

2. In T1 CAS, where are the signaling states and control features carried for Super Frame robbed-bit signaling?
A. 6th and 12th frame
B. 6th, 12th, 18th, and 24th frame
C. the first and seventeenth time slot
D. the first and sixteenth time slot
Answer: A

3. Examine the following PBX system parameters:
The calling side seizes the line by going off-hook on its E-lead and sends information as DTMF digits.
The voice path is 4-wires, and the voice enabled router is in another building from the PBX.
Select the correct set of commands to allow communication between a voice enabled router and a PBX.
A. voice port 1/0/0
signal immediate-start
operation 4-wire
type 2
B. voice-port 1/0/0
signal delay-dial
operation 4-wire
type 1
C. voice port 1/0/0
signal wink-start
operation 4-wire
type 3
D. voice port 1/0/0
signal immediate-start
operation 4-wire
type 4
Answer: A

4. You are meeting with a customer that has deployed IP telephony at their headquarters location. They would like to roll out IP telephony to their regional office as well. They are now using the G.711 codec at headquarters. They want to be able to maximize the number of calls carried without impacting voice quality or forcing a WAN upgrade. Which codec would be appropriate for their WAN?
A. G.726
B. G.723.1
C. G.711
D. G.729B
Answer: D

5. You have been forwarded some questions by a prospective VoIP customer who would like to know the Cisco default sample size for the G.729 codec. What is it?
A. 40 ms
B. 30 ms
C. 20 ms
D. 10 ms
Answer: C

visualexams 642-432 Exam Features

+ Quality and Value for the 642-432 Exam

visualexams Practice Exams for Cisco 642-432 are written to the highest standards of technical accuracy, using only certified subject matter experts and published authors for development.

+ 100% Guarantee to Pass Your 642-432 Exam

If you prepare for the exam using our visualexams testing engine, we guarantee your success in the first attempt. If you do not pass the IP Communications 642-432 exam (ProCurve Secure WAN) on your first attempt we will give you a FULL REFUND of your purchasing fee AND send you another same value product for free.

+ Cisco 642-432 Downloadable, Printable Exams (in PDF format)

Our Exam 642-432 Preparation Material provides you everything you will need to take your 642-432 Exam. The 642-432 Exam details are researched and produced by Professional Certification Experts who are constantly using industry experience to produce precise, and logical. You may get questions from different web sites or books, but logic is the key. Our Product will help you not only pass in the first try, but also save your valuable time.

+ 642-432 Downloadable, Interactive Testing engines

We are all well aware that a major problem in the IT industry is that there is a lack of quality study materials. Our Exam Preparation Material provides you everything you will need to take a certification examination. Like actual certification exams, our Practice Tests are in multiple-choice (MCQs) Our Cisco 642-432 Exam will provide you with exam questions with verified answers that reflect the actual exam. These questions and answers provide you with the experience of taking the actual test. High quality and Value for the 642-432 Exam:100% Guarantee to Pass Your IP Communications exam and get your IP Communications Certification.

http://www.visualexams.com The safer.easier way to get IP Communications Certification.

Cisco News