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300-815 Implementing Cisco Advanced Call Control and Mobility Services (CLACCM) Questions and Answers

Questions 4

A customer has multisite deployments with a globalized dial plan. The customer wants to route PSTN calls via the gateway assigned to each site. Which two actions will fulfill the requirement? (Choose two.)

Options:

A.

Create one route group for each site and one global route list for PSTN calls that point to the local route group.

B.

Create a route group which has all the gateways and associate it to the device pool of every site.

C.

Create one global route list for PSTN calls that points to one global PSTN route group.

D.

Create a hunt group and assign it to each side route pattern

E.

Assign one route group as a local route group in the device pool of the corresponding site.

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Questions 5

300-815 Question 5

Refer to the exhibit. An engineer is troubleshooting an issue where inbound Calls are failing after they transferred. The provider reports that update is not supported, and this is causing the calls to fail. Which command should resolve this issue?

Options:

A.

no midcall-signaling passthru

B.

no update-callerId

C.

no contact-passig

D.

rel1xx require “100rel”

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Questions 6

Why would RTP traffic that is sent from the originating endpoint fail to be received on the far endpoint?

Options:

A.

The far end connection data (c=) in the SDP was overwritten by deep packet inspection in the call signaling path.

B.

Cisco Unified Communications Manager invoked media termination point resources.

C.

The RTP traffic is arriving beyond the jitter buffer on the receiving end.

D.

A firewall in the media path is blocking TCP ports 16384-32768.

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Questions 7

Users are reporting that several inter-site calls are failing, and the message "not enough bandwidth" is showing on the display. Voice traffic between locations goes through corporate WAN. and Call Admission Control is enabled to limit the number of calls between sites. How is the issue solved without increasing bandwidth utilization on the WAN links?

Options:

A.

Disable Call Admission Control and let the calls use the amount of bandwidth they require.

B.

Configure Call Queuing so that the user waits until there is bandwidth available

C.

Configure AAR to reroute calls that are denied by Call Admission Control through the PSTN.

D.

Reroute all calls through the PSTN and avoid using WAN.

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Questions 8

An administrator is configuring Cisco UCM and wants all inbound calls to the company's published DID number to ring on the receptionist's internal directory number. Which configuration step meets this requirement?

Options:

A.

Create a translation pattern for the main number and map it to the receptionist's number.

B.

Create a route pattern for the main number and map it to the receptionist's number.

C.

Create a call park for the main number and map it to the receptionist's number.

D.

Create a transformation pattern for the main number and map it to the receptionist's number.

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Questions 9

Refer to the exhibit.

300-815 Question 9

Calls incoming from the provider are not working through newly set up Cisco Unified Border Element. Provider engineers get the 404 Not Found SIP message. Incoming calls are coming from the provider with called number “222333444” and Cisco Unified Communications Manager is expecting the called number to be delivered as “444333222”. The administrator already verified that the IP address of the Cisco Unified CM is set up correctly and there are no dial peers configured other than those shown in the exhibit. Which action must the administrator take to fix the issue?

Options:

A.

Change the destination-pattern on the outgoing dial peer to match “444333222”.

B.

Set up translation-profile on the incoming dial peer to match incoming traffic.

C.

Create specific matching for “222333444” on the incoming dial peer.

D.

Fix the voice translation-rule to match specifically number “222333444” and change it to “444333222”.

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Questions 10

An administrator is configuring an Intercluster Lookup Service between 10 Cisco UCM clusters. Due to security requirements, certificate-based authentication must be used. Due to the deployment size, the administrator wants to avoid manually exchanging certificates between the clusters. Which two steps must be followed to meet these requirements? (Choose two)

Options:

A.

Set all dusters to standalone on the ILS configuration page.

B.

Install multiserver CA-signed Tomcat certificates on all cluster publishers.

C.

Enable password-based authentication in conjunction with certificate-based authentication.

D.

Ensure that the cluster ID for all clusters is the same.

E.

Install multiserver CA-signed CallManager certificates on all cluster publishers.

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Questions 11

An administrator discovers that employees are making unauthorized long-distance and international calls from logged-off Extension Mobility phones when the authorized users are away from their desks Which two configurations should the administrator configure in the Cisco UCM to avoid this issue? (Choose two.)

Options:

A.

Remove the long-distance & international pattern's partitions from the calling search space of the physical phone.

B.

Add the long-distance & international pattern's partitions to the calling search space of the physical phone's directory number.

C.

Remove the long-distance & international pattern's partitions from the calling search space of the device profile.

D.

Add the long-distance & international pattern's partitions to the calling search space of the physical phone.

E.

Add the long-distance & international pattern's partitions to the calling search space of the device profile

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Questions 12

A company has users that are logged in to hunt groups. However, there is a requirement for hunt group configurations to provide an option to turn on audible ringtones when calls to a line group arrive at a phone that is logged out and on a break. This ringtone alerts a logged-out user that there is an incoming call to a hunt list to which the line is a member, but the call does not ring at the phone of that line group member because of the logged-out status. Which action meets this requirement?

Options:

A.

Configure the HLog softkey on the phone so that while a user is logged off, it plays an audible tone when a call is missed.

B.

Set the service parameter Party Entrance Tone to True."

C.

Configure the service parameter hunt group logoff notification and specify the name of the ringtone file.

D.

Set the service parameter Enterprise Feature Access number for hunt group logout and set up an access number

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Questions 13

Due to a shortage of physical interfaces on a device the administrator requires that a loopback for RTP is used. Which command is required when using a loopback interface for RTP?

Options:

A.

voice-class sip resources priority mode passthrough

B.

voice-class sip bind control source-interface Loopback0

C.

voice-class sip early-offer forced.

D.

voice-class sip bind media source-interface Loopback0

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Questions 14

An administrator is trying to apply configuration changes on Cisco CME. When the users registered on Cisco CME to dial a local number to a PSTN call, the Cisco CME sends an incorrect number of digits. What translation rule fixes the issue and sends the correct number of digits?

Options:

A.

voice translation-rule 1

rule 1 /^4...$/2404\0/ type any national plan any Isdn

B.

voice translation-rule 1 rule 1 // // type any subscriber plan any isdn

C.

voice translation-rule 1 rule 1 /^4...S/ /9132404 0/ type any subscriber plan any Isdn

D.

voice translation-rule 1

rule 1 /^4...V /2404\0/ type any subscriber plan any isdn

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Questions 15

What is a component of Cisco Unified Mobility?

Options:

A.

Unified IVR

B.

Mobile Connect

C.

Smart Client Support

D.

Single Number Connect

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Questions 16

Refer to the exhibit.

300-815 Question 16

A company needs to ensure that all calls are normalized to ♦ E164 format. Which configuration will ensure that the resulting digit string ♦14085554001 is created and will be routed to the E.164 routing schema?

Options:

A.

Called Party Transformation Mask of + 14085554XXX

B.

Called Party Transformation Mask of ♦1408555[35)XXX

C.

Calling Party Transformation Mask of +1408555XXXX

D.

Calling Party Transformation Mask of +14085554XXX

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Questions 17

A user reports that when they attempt to log out from the Cisco Extension Mobility service by pressing the Services button, they cannot log out. What is the most likely cause of this issue?

Options:

A.

The Cisco Extension Mobility service has not been configured on the phone.

B.

There might be a significant delay between the button being pressed and the Cisco Extension Mobility service recognizing it. It would be best to check network latency.

C.

The user device profile has not been assigned to the user.

D.

The user device profile is not subscribed to the Cisco Extension Mobility service.

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Questions 18

What is a capability of the gateway-preferred, network-based recording option in Cisco UCM?

Options:

A.

It requires SIP trunk and CTI with recording application.

B.

Cisco UCM integrates with recording destination via SIP trunk.

C.

It uses BIB of IP phone to fork audio to the recording destination.

D.

It initiates when the application (recorder) dictates that it must be initiated.

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Questions 19

Configure Call Queuing in Cisco Unified Communications Manager. Where do you set the maximum number of callers in the queue?

Options:

A.

in the telephony service configuration

B.

in the queuing configuration

C.

in Cisco Unified CM Enterprise Parameters

D.

in Cisco Unified CM Service Parameters

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Questions 20

An administrator is configuring a cluster for ILS and wants to limit the amount of entities that Cisco Unified Communications Manager can write to the database for data that is learned through ILS. Which service parameter is used to adjust this limit?

Options:

A.

ILS Max Number of Learned Objects in Database

B.

ILS Active Learned Object Upper Limit

C.

Global Data Service Parameter Limit

D.

Imported Dial Plan Replication Database Object Lower Limit

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Questions 21

A Cisco UCM-based solution uses URI-based calling for Cisco Jabber clients. The solution has several clusters in different locations. The solution being configured must have a secure method o* exchanging addresses between the clusters. Which action ensures that a configuration complies with the requirements?

Options:

A.

Assign a self-signed certificate to the ILS service trunk.

B.

Apply a secure security profile to the trunk between the clusters.

C.

Select the TLS option on the SIP trunk between the clusters.

D.

Exchange Tomcat certificates

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Questions 22

Refer to the exhibit.

300-815 Question 22

A Cisco Unified Border Element continues to send 180/183 with the required: 100rel header to Cisco UCM. and the call eventually disconnects How is the issue resolved?

Options:

A.

Enable 'SIP ReI1XX Options* and -Early Offer Support" on the SIP Profile Configuration Page in Cisco UCM.

B.

Enable *Early Offer support for voice and video calls" on the SIP Profile Configuration Page in Cisco UCM.

C.

Disable "SIP Rel1XX Options* and 'Early Offer Support* on the SIP Profile Configuration Page m Cisco UCM.

D.

Disable "Send send-receive SDP in mid-call INVITE* on the SIP Profile Configuration Page in Cisco UCM.

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Questions 23

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

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Questions 24

300-815 Question 24

Refer to the exhibit. A company deploys an additional instance of Cisco UCME named CUCME 2 in a branch office. Phones in the main office are register of Unified CME named CUCME 1. Phones in the branch office are registered with their extension to CUCME 2. The engineer needs to configure CUCME the branch office using an 8-kbps codec. Which configuration should be applied to CUCME 1?

A)

300-815 Question 24

B)

300-815 Question 24

C)

300-815 Question 24

D)

300-815 Question 24

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Questions 25

An engineer set up and successfully tested a TEHO solution on the Cisco UCM. PSTN calls are routed correctly using the IP WAN as close to the final PSTN destination as possible. However, suddenly, calls start using the backup local gateway instead. What is causing the issue?

Options:

A.

WAN connectivity

B.

LAN connectivity

C.

route pattern

D.

route list and route group

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Questions 26

A customer reports audio quality issues between video endpoints in the HQ location in California and one of the branches in Texas. Which two actions must RTCP take to troubleshoot this issue? (Choose two.)

Options:

A.

Compress the headers of RTP traffic to lower the bandwidth consumption over the WAN. which allows more calls with less bandwidth consumed.

B.

Configure the rtcp keepalive command in Cisco Unified Border Element to generate reports, which can be reviewed using the debug voip rtcp packet command.

C.

Allow for VAD to be used for calls using the G7.29 codec, which reduces the usage of the WAN bandwidth and saves around 30% of bandwidth per call.

D.

Encrypt the media to stop rogue devices from replying and putting that traffic back on the WAN, which avoids any extra bandwidth and ensures the quality of the calls.

E.

Gather statistics on a media connection and information such as packets sent, lost packets, jitter, feedback, and round-trip delay. This information can help isolate the type of audio quality issues and the direction of the affected traffic.

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Questions 27

Refer to the exhibit.

300-815 Question 27

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".

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Questions 28

An administrator is troubleshooting call failures on an H.323 gateway via the CLI. To see signaling for media and call setup, which debug must the Administrator turn on?

Options:

A.

debug H.323 messages

B.

debug H.224 asn1

C.

debug H.246 asn 1

D.

debug H.225 media

E.

debug H.323 asn 1

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Questions 29

How does an engineer globalize routing for ingress calls coming from the PSTN to internal DNs?

Options:

A.

At the PSTN gateway, put the calling number in PSTN format and the called number in DN format.

B.

At Cisco Unified CM, put the calling number in E.164 format and the called number in PSTN format.

C.

At the PSTN gateway, put the calling number in E.164 format and the called number in localized (DN) format.

D.

At Cisco Unified Communications Manager, put the calling number in E.164 format and the called number in E.164 format.

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Questions 30

Refer to the exhibit.

300-815 Question 30

An administrator is troubleshooting a situation where a call placed from a phone registered to Cisco Unified Communications Manager does not complete. The administrator wants to use the Dialed Number Analyzer on Cisco Unified CM to check which translation pattern the call is matching. However, when logging in to Cisco Unified Serviceability there is no option for Dialed Number Analyzer under the tool menu. Which two steps must be performed to resolve this issue? (Choose two.)

Options:

A.

Restart the subscriber

B.

Activate the Cisco Extended Functions service.

C.

Activate the Cisco CallManager service.

D.

Activate the Cisco Dialed Number Analyzer service.

E.

Activate the Cisco Dialed Number Analyzer Server service.

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Questions 31

Drag and drop the commands from the bottom to the blanks in the code to implement a translation rule to allow only 11 digits to be received over a SIP trunk to a SIP provider. The Cisco UCM is currently sending calls to the Cisco Unified Border Element in E. 164 format. Not all options are used.

300-815 Question 31

Options:

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Questions 32

Refer to the exhibit.

300-815 Question 32

Which INVITE is sent to 10.10.100.123 as a result of this log?

A)

300-815 Question 32

B)

300-815 Question 32

C)

300-815 Question 32

D)

300-815 Question 32

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Questions 33

Refer to the exhibit.

300-815 Question 33

A user reports that when they call a specific phone number, no one answers the call, but when they call from a mobile phone, the call is answered. The engineer troubleshooting the issue is expecting the far-end gateway to cut through audio on the 183 Session Progress SIP message. Which SIP Profile configuration element is necessary for the Cisco Unified Communications Manager to send acknowledgement of provisional responses?

Options:

A.

Allow Passthrough of Configured Line Device Caller Information must be enabled.

B.

Accept Audio Codec Preferences in Received Offer must be set to On.

C.

On the SIP Profile, the configuration parameter SIP Rel1XX Options must be set to Send PRACK for all 1xx Messages.

D.

Early Offer for G Clear Calls must be enabled.

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Questions 34

Refer to the exhibit.

300-815 Question 34

For long-distance calls, users must prefix their dialed number with “91.” The translation pattern was created to strip the 91 as the PSTN expects a 10- digit number. The PSTN also requires the calling number to be set to 9195551234. However, the service provider has said calls with a different calling number are being received. How is this issue resolved?

Options:

A.

Change the partition of the translation pattern from none to pstn_pt.

B.

Enable Force Authorization Code on the route pattern.

C.

Disable Use Calling Party's External Phone Number Mask on the route pattern.

D.

Enable Use Calling Party's External Phone Number Mask on the translation pattern.

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Questions 35

300-815 Question 35

Refer to the exhibit. Calls from users to the PSTN in an organization get disconnected with a 408 Request Timeout when the called party is unavailable to pick up the call. Which solution must be used to resolve this challenge?

Options:

A.

Configure midcall-signaling preserve-codec.

B.

Choose "Send PRACK" if 1xx contains SDP in the SIP profile.

C.

Configure midcall-signaling passthru media-change

D.

Choose "Send PRACK for all 1xx Messages" in the SIP profile.

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Questions 36

ABC company has decided to implement hunt groups to help distribute calls between members. In order to implement this, administrator must configure hunt list, hunt group, and line groups on Cisco UCM. Which distribution algorithms should the administrator implement?

Options:

A.

Top Down, Round Robin, Broadcast

B.

Top Down, Circular, Broadcast

C.

Top Down, Round Robin, Distribute

D.

Sequantial, Circular, Broadcast

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Questions 37

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

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Questions 38

300-815 Question 38

Refer to the exhibit An engineer deploys a Cisco Unified Border Element for SIP trunk interconnection to an ITSP The engineer performs test calls but there is no audio when the called party picks up the phone. What must the engineer do to resolve the issue?

Options:

A.

Disable SIP User Agent bind status (media).

B.

Decrease the SIP max-forwards value to 16.

C.

Disable SIP early-media for 180 responses with SDP

D.

Enable Check media source packets.

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Questions 39

A company with only 15 users needs to have a phone system without deploying dedicated servers for this purpose. Using the local Cisco router with Cisco UCME capabilities, which configuration is needed to support SIP phones?

Options:

A.

voice-register ephone

B.

ephone

C.

voice-register pool

D.

voice-register SIP

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Questions 40

The Cisco Unified Communications Manager Dialed Number Analyzer allows analysis of calls from which two devices? (Choose two.)

Options:

A.

translation patterns

B.

device pools

C.

CTI ports

D.

CTI route points

E.

IP phones

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Questions 41

An administrator configured Cisco Unified Mobility to block access to remote destinations for certain caller IDs. A user reports that a blocked caller was able to reach a remote destination. Which action resolves the issue?

Options:

A.

Configure Single Number Reach.

B.

Configure an access list.

C.

Configure a mobility identity.

D.

Configure Mobile Voice Access.

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Questions 42

Which IOS command creates a SIP-enabled dial peer?

Options:

A.

voice dial-peer 20 sip

B.

dial-peer voice 20 voip

C.

dial-peer voice 20 pots

D.

dial peer voice 20 sip

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Questions 43

300-815 Question 43

Refer to the exhibit. A standard local route group is configured for long-distance calls. Calls from building A succeed, but calls from building B fail. On the system. Each building has is own device pool. The DNA tool is used to test the configuration. How is this issue resolved?

Options:

A.

Change the partition of the route pattern

B.

Add a sip trunk inside route group Standard Local Route Group.

C.

Modify the route pattern to add a prefix of 91

D.

Add a local route group on the device pool configuration.

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Questions 44

Alter a new SIP trunk is configured from a third-party SIP trunk provider, the call does not seem to work. A troubles hooting tool and a tiace log from the Cisco Unified Border Element shows that there is communication with the provider and that it is sending out SDP information in the 2XX response. Why is the call not working?

Options:

A.

The Cisco Unified Border Element does not have any PDVM resources to terminate the SIP trunk assigned.

B.

The SIP provider expects a delayed offer.

C.

The SIP provider expects an early offer.

D.

The Cisco Unified Border Element must be licensed for third-party SIP trunks.

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Questions 45

Refer to the exhibit.

300-815 Question 45

An engineer configures Cisco Unified Border Element to connect the enterprise VoIP network with a SIP telephony provider. Calls are not working in either direction. What must be configured in the dial peer 1 to fix the issue?

Options:

A.

answer-address 555 ……..

B.

codec g729

C.

session-protocol sipv2

D.

incoming called number 555…….

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Questions 46

A Collaboration engineer is implementing call processing capabilities on the Cisco UCM and needs to configure Call Queuing to place callers in a queue until hunt members are available to answer them. Which action must be completed before this feature can be configured?

Options:

A.

Configure Hunt Pilot Queuing.

B.

Service the Cisco IP Voice Media Streaming (IPVMS) application.

C.

Configure Music On Hold.

D.

Configure announcements.

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Questions 47

Refer to the exhibit.

300-815 Question 47

Users report that outbound PSTN calls from phones registered to Cisco Unified Communications Manager are not completing. The local service provider in North America has a requirement to receive calls in 10-digit format. The Cisco Unified CM sends the calls to the Cisco Unified Border Element router in a globalized E.164 format. There is an outbound dial peer on Cisco Unified Border Element configured to send the calls to the provider. The dial peer has a voice translation profile applied in the correct direction but an incorrect voice translation rule applied, which is shown in the exhibit. Which rule modified DNIS in the format that the provider is expecting?

Options:

A.

rule 1 /^/+\([^1].*\)/ /011\1/

B.

rule 1/^\+1\([2-9]..[2-9]……$\)/ /\1/

C.

rule 1 /^\([2-9]..[2-9]……$\)/ /\1/

D.

rule 1 /^\+1\([2-9]..[2-9]……$\)/ /\0/

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Questions 48

Which two configuration parameters are prerequisites to set Native Call Queuing on Cisco Unified Communications Manager? (Choose two.)

Options:

A.

Cisco IP Voice Media Streaming Service must be activated on at least one node in the cluster.

B.

A unicast music on hold audio source must be configured.

C.

Cisco RIS data collector service must be running on the same server as the Cisco CallManager service.

D.

The maximum number of callers allowed in queue must be 10.

E.

The phone button template must have the Queue Status Softkey configured.

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Questions 49

300-815 Question 49

Refer to the exhibit. An engineer deploys CAC to Cisco UCM. UptofiveG.711 calls must be supported on the WAN link between Site A and Site B. Users report that only four concurrent calls are possible between Site A and Site B. Why isn't the filth concurrent call successful?

Options:

A.

The G.729 audio codec is negotiated between Site A and B instead of the G.711 codec.

B.

The QoS configuration on the WAN link causes the fifth call to be dropped.

C.

Cisco UCM is using alternative links because of the Weight value.

D.

The Audio Bandwidth value is undersized and must be set to 400 kbps.

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Questions 50

Refer to the exhibit.

300-815 Question 50

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.

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Questions 51

An engineer is implementing survivability for a collaboration environment. The environment is utilizing a centralized Cisco UCM at the headquarters and Cisco IOS-XE gateways in the remote branches. Which action must the engineer take to enable both shared lines and B-ACD for SIP branch phones during a WAN outage?

Options:

A.

Configure mode srst under telephony-service configuration mode.

B.

Configure mode esrst under telephony-service configuration mode.

C.

Configure mode esrst under voice register global configuration mode.

D.

Configure mode esrst under voice service voip configuration mode.

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Questions 52

Refer to the exhibits.

300-815 Question 52

Regions have been configured for all major branches based on the available circuit bandwidth. Some calls from Region A endpoints to Region B endpoints are failing to connect. How is this issue resolved?

Options:

A.

Update the calling search space for affected endpoints to none.

B.

Add a media resource to transcode between available capabilities.

C.

Update all regions to 8 kbps maximum audio bitrate.

D.

Increase the number of available media termination points.

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Exam Code: 300-815
Exam Name: Implementing Cisco Advanced Call Control and Mobility Services (CLACCM)
Last Update: Feb 18, 2025
Questions: 174

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