[2016-July-NEW]Braindump2go Cisco 300-080 Exam Questions and Answers Free Download[NQ91-NQ100]

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CCNP Collaboration 300-080 CTCOLLAB: Troubleshooting Cisco IP Telephony & Video v1.0 Exam Questions and Answers New Updated Today!

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If you need to avoid choppy speech, what is the maximum tolerable round-trip delay between two VoIP endpoints?

A.    100 ms
B.    200 ms
C.    300 ms
D.    400 ms
E.    500 ms
F.    800 ms

Answer: C

Where does an IP phone obtain the extension number and speed-dial settings from?

A.    the settings that are configured on the physical phone
B.    the registration file that the phone receives from the Cisco Unified Communications Manager
C.    the device and line configuration in Cisco Unified Communications Manager, during the registration process
D.    the default device profile that is configured in Cisco Unified Communications, Manager

Answer: C

You are a network technician with many years’ experience.
Many users complain that they can hear echo when their calls go out an H.323 gateway.
You have made some testing for the gateway and have changed the configuration.
So the ERL level turns to be 6 dB. Furthermore, the echo-cancel coverage value is raised to 64 ms.
Please choose the effect on the voice quality after this modification.

A.    Consonants will be chopped by the echo canceller.
B.    The increase in echo-cancel coverage will have no effect on voice quality.
C.    The ends of sentences will be chopped by the echo canceller.
D.    The echo canceller will take 2-3 seconds longer to converge at the beginning of the call.

Answer: D

You have placed all DNs in the Phones partition. During testing you discover that you cannot place calls between IP phones, but you can place calls to the PSTN and voice mail.
What is one possible cause of this issue?

A.    A database replication issue is preventing calls between phones.
B.    An access list is blocking RTP streams in your voice VLAN.
C.    An access list is blocking SCCP packets in your voice VLAN.
D.    The IP phones have not been assigned a CSS.

Answer: D

Refer to the exhibit. According to the output of the debug voip ccapi inout command, why was this call dropped?

A.    Normal call clearing
B.    User busy
C.    Call rejected
D.    Invalid number
E.    No circuit
F.    No resource

Answer: A

You need to increase the maximum number of Meet-Me conference participants on Cisco Unified Communications Manager. Where do you configure this increase?

A.    System > Service Parameters > [Publisher Server] > Cisco CallManager (Active) > Clusterwide Parameters (Feature ?Conference)
B.    Call Routing > Meet-Me Number/Pattern
C.    Media Resources > Conference Bridge
D.    Media Resources > Media Resource Group
E.    Device > Conference Bridge

Answer: A

You are receiving complaints of pixilation, smearing, and pulsing of video calls between two offices that are connected by a WAN. Assuming that QoS is implemented on the WAN connection, which classification should you use to mark the video traffic, according to the Cisco QoS baseline?

A.    CS6
B.    CS2
C.    AF41
D.    AF31
E.    EF
F.    CS3

Answer: C

Which Cisco TelePresence Management Suite feature provides proactive suggestions for resolving error conditions and also provides a centralized view of all statuses and configuration errors for managed devices?

A.    Cisco WebEx in CiscoTelePresence Management Suite
B.    CiscoTelePresence scheduling
C.    graphical monitoring
D.    ticketing service
E.    audit logging

Answer: D

Cisco Unified Communications Manager is deployed in a head office and also provides telephony services to remote regional offices. What is a possible cause of call setup issues with phones in the regional offices?

A.    remote office firmware for phones
B.    codec mismatch in region information settings
C.    end user roles and groups
D.    physical location configuration

Answer: B

Refer to the exhibit. Cisco Unified Communication Manager has been configured with a SAF Security Profile and a SAF Forwarder. In which section of the R1 router configuration should the SAF Forwarder password be entered?

A.    interface loopback 0
B.    router eigrp saf
C.    service-family external client
D.    service-family ipv4

Answer: C


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