642-427 exam free demo is available for every one

Free demo has become the most important reference for the IT candidates to choose the complete exam dumps. Usually, they download the free demo and try, then they can estimate the real value of the exam dumps after trying, which will determine to buy or not. Actually, I think it is a good way, because the most basic trust may come from your subjective assessment. Here, Cisco 642-427 exam free demo may give you some help. When you scan the 642-427 exam dumps, you will find there are free demo for you to download. Our site offer you the 642-427 exam pdf demo, you can scan the questions & answers together with the detail explanation. Besides, the demo for the vce test engine is the screenshot format which allows you to scan. If you want to experience the simulate test, you should buy the complete dumps. I think it is very worthy of choosing our 642-427 actual exam dumps.

Cisco 642-427 braindumps Instant Download: Our system will send you the 642-427 braindumps file you purchase in mailbox in a minute after payment. (If not received within 12 hours, please contact us. Note: don't forget to check your spam.)

As a layman, people just envy and adore the high salary and profitable return of the IT practitioner, but do not see the endeavor and suffering. But as the IT candidates, when talking about the 642-427 certification, you may feel anxiety and nervous. You may be working hard day and night because the test is so near and you want to get a good result. Someone maybe feel sad and depressed for the twice failure. Not getting passed maybe the worst nightmare for all the IT candidates. Now, I think it is time to drag you out of the confusion and misery. Here, I will recommend the CCNP Voice 642-427 actual exam dumps for every IT candidates. With the help of the 642-427 exam study guide, you may clear about the knowledge and get succeeded in the finally exam test.

Actual questions ensure 100% passing

Before purchase our CCNP Voice 642-427 exam dumps, many customers often consult us through the online chat, then we usually hear that they complain the dumps bought from other vendors about invalid exam questions and even wrong answers. We feel sympathy for that. Actually, the validity and reliability are very important for the exam dumps. After all, the examination fees are very expensive, and all the IT candidates want to pass the exam at the fist attempt. So, whether the questions is valid or not becomes the main factor for IT candidates to choose the exam dumps. Cisco 642-427 practice exam torrent is the most useful study material for your preparation. The validity and reliability are without any doubt. Each questions & answers of 642-427 Troubleshooting Cisco Unified Communications v8.0 (TVOICE v8.0) latest exam dumps are compiled with strict standards. Besides, the answers are made and edited by several data analysis & checking, which can ensure the accuracy. Some questions are selected from the previous actual test, and some are compiled according to the latest IT technology, which is authoritative for the real exam test. What's more, we check the update every day to keep the dumps shown front of you the latest and newest.

I want to say that the 642-427 actual questions & answers can ensure you 100% pass.

Cisco Troubleshooting Cisco Unified Communications v8.0 (TVOICE v8.0) Sample Questions:

1. Upon completion of a failover task you notice that all the CTI devices are still pointing to the backup server rather than the primary server. How should you resolve this issue?

A) Stop the CTI Manager Service on the Primary server so that all devices using CTI stay registered with the primary CTI server.
B) Restart the subscriber with the CTI Manager Service on the secondary.
C) Do nothing and wait for the next failover assuming this will revert back to the primary CTI server.
D) Stop the CTI Manager Service on the Secondary server so that all devices using CTI register with the primary.

2. DRAG DROP

3. You have received a trouble ticket stating that an executive with an account at a bank cannot retrieve account information by phone. When the executive calls the bank, the call is answered and the executive is prompted to enter the account code. However, the bank does not seem to recognize the DTMF tones and disconnects the call.
What is a possible solution to this problem?

A) Configure the voice rtp send-recv command in the gateway.
B) Configure the progress_ind alert enable 8 command under the gateway POTS dial peer.
C) Set the Cisco Unified CallManager service parameter ToSendH225UserInfoMsg to True.
D) Configure the progress_ind setup enable 3 command under the gateway VoIP dial peer.

4. Which option can cause an offnet call to fail?

A) IP subnet mismatch
B) voice codec mismatch
C) phone type mismatch
D) phone protocol mismatch

5. Users are making calls from Cisco IP Phones that are registered on a Cisco Unified Communications Manager cluster through an H.323 gateway to the PSTN phones. Sometimes these users report that calls are dropped after they have talked for some time. Different Cisco Unified CM servers have been rebooted for testing during production hours. Currently Cisco IOS
12.0 is used on the H.323 gateway.
Which change helps to prevent calls from dropping when a Cisco Unified CM server is rebooted during testing?

A) Upgrade the gateway Cisco IOS software to a version later than 12.4(4)9T.
B) A misconfiguration of calling search spaces must exist. Reconfigure the CSS.
C) There is no scenario where rebooting an H.323 gateway will allow call survivability.
D) A misconfiguration of VoIP dial peers to the Cicso Unified CM servers must exist. Reconfigure the VoIP dial peers.

Solutions: