Pass the Cisco CCNP Collaboration 300-815 Questions and answers with CertsForce

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Viewing questions 31-40 out of questions
Questions # 31:

The administrator of ABC company is troubleshooting a one-way audio issue for a call that uses H.323 protocol (slow-start mode). The administrator requests that you provide the IP and port information of the Real- Time Transport Protocol traffic that had the one-way audio call.

You gather the H.225 and H.245 messages for one of the one-way audio calls. Where can you find the RTP IP and port information for both sides? (Note: This call flow has not invoked any media resources like MTP or transcoders).

Options:

A.

H.245 Terminal Capability Set


B.

H.245 Open Logical Channel


C.

H.225 Connect


D.

H.245 Open Logical Channel Ack


Expert Solution
Questions # 32:

Refer to the exhibit.

Question # 32

An administrator just Implemented SIP trunking on their Cisco UCM and reports that calls using the SIP trunk are using Media Termination Point resources unnecessarily. Which action resolves the issue?

Options:

A.

Disable SIP Red XX Options.


B.

Change to a range that does not result in MTP.


C.

Change OTMF Signaling Method to "No Preference".


D.

Change DTMF Signaling Method to "RFC 4733".


Expert Solution
Questions # 33:

Which top-level IOS command is needed to begin the configuration of a Cisco Unified Communications Manager Express gateway to enable phones to be registered via SIP?

Options:

A.

allow-connections sip to sip


B.

voice service voip


C.

voice register global


D.

voice register dn


Expert Solution
Questions # 34:

Refer to the exhibit.

Question # 34

A collaboration engineer is troubleshooting an issue where the PSTN calls of a Cisco UCM IP phone user are not reaching the PSTN gateway. Which action resolves the issue?

Options:

A.

Deselect "Block this pattern" on the route pattern.


B.

Change the calling search space of The user's line or device.


C.

Change the "Call Classification" to "OnNet" on the route pattern.


D.

Ensure that the user's phone is assigned to a device pool with the correct local route group settings.


Expert Solution
Questions # 35:

Refer to the exhibit.

Question # 35

In an active SIP call between phone user A and phone user B, phone A initiates a call transfer to phone user C. Which two scenarios are correct? (Choose two.)

Options:

A.

Phone_A sends a SIP-REFER message to the Cisco Unified Communications Manager with Phone_C information in the Refer-To section.


B.

Phone_B sends a SIP-REFER message to the Cisco Unified CM with Phone_C information in the Refer-To section.


C.

As soon as Phone_A presses the Transfer button for the first time, Phone_B hears the MOH and the MOH audio is chosen from Phone_B User Hold MOH Audio Source settings.


D.

As soon as Phone_A presses the Transfer button for the first time, Phone_B hears the music on hold and the MOH audio is chosen from Phone_A Network Hold MOH Audio Source settings.


E.

As soon as Phone_A presses the Transfer button for the first time, Phone_B hears the MOH and the MOH audio is chosen from Phone_A User Hold MOH Audio Source settings.


Expert Solution
Questions # 36:

A user in location X dials an extension at location Y. The call travels through a QoS-enabled WAN network, but the user experiences choppy or clipped audio. What is the cause of this issue?

Options:

A.

missing Call Admission Control


B.

codec mismatch


C.

ptime mismatch


D.

phone class of service issue


Expert Solution
Questions # 37:

An engineer has temporarily disabled toll fraud prevention for SIP line calls on a Cisco CME12.6x and must enforce security and toll fraud prevention for the SIP line side on Cisco Unified CME. Which configuration must be used to start this process?

Options:

A.

voice service volp

Ip address trusted list


B.

voice service volp

enablo ip address trust authentication


C.

voice service volp

enable Ip address trust list


D.

voice service volp

ip address trusted authenticate


Expert Solution
Questions # 38:

Calls to a particular extension are not routing to voicemail. The user reaches the voicemail system from the handset by pressing the Messages button Which configuration parameter causes this problem?

Options:

A.

The voicemail pilot number for call forwarding is missing from the ephone-dn


B.

The voicemail pilot number is missing from the call handling on Cisco Unity Express


C.

The voicemail pilot number is missing from the telephony service configuration on Cisco UCME


D.

The voicemail pilot number for call forwarding is missing from the ephone


Expert Solution
Questions # 39:

Phone A calls to phone B, but phone B has Call Forward All set to a PSTN number. The route list responsible for the phone B call to the PSTN has a standard local route group configured. Which route group must be used to send the call to the PSTN?

Options:

A.

route group defined in Standard Local Route Group section of Cisco UCM service parameters


B.

route group from the phone B device pool


C.

route group from the phone A device pool


D.

standard local route group defined in the route group configuration


Expert Solution
Questions # 40:

Refer to the exhibit.

Question # 40

The Cisco UCM is configured with four route patterns. When phone A dials 1515, which pattern does Cisco UCM choose as the correct match?

Options:

A.

1XXX


B.

15


C.

!


D.

1[2-3]XX


Expert Solution
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