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300-815 Sample Questions Answers

Questions 4

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 5

Which call pickup feature allows users to pick up incoming calls in a group that is associated with their own group?

Options:

A.

Other Group Pickup

B.

BLF Call Pickup

C.

Group Call Pickup

D.

Directed Call Pickup

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Questions 6

An engineer Is configuring a Cisco Unified Border Element. The SIP ITSP requires a DNIS of 10-digits and DTMF tones sent in the RTP stream on the outbound leg of a call. Which code completes this configuration?

A)

B)

C)

D)

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Questions 7

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 8

Refer to the exhibit.

An administrator is troubleshooting a problem in which some outbound calls from an internal network to the Internet telephony service provider are not getting connected, but some others connect successfully. The firewall team found that some call attempts on port 5060 came from an unrecognized IP that has not been defined in the firewall rule. What should the administrator configure in the Cisco Unified Border Element to fix this issue?

Options:

A.

use of port 5061 for SIP secure

B.

access list allowing the firewall IP

C.

ip prefix-list to filter the unwanted IP address

D.

bind signaling and media to the loopback interface

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Questions 9

An administrator wants to use the Call Queuemg feature on Cisco UCM to allow new customers to wait in the queue while other agents are not available to take their call. Which configuration step enables this feature?

Options:

A.

Call Routing > Route/Hunt > Call Park

B.

Call Routing > Route/Hunt > Hunt Pilot

C.

Call Routing > Route/Hunt > Line Group

D.

Call Routing > Route/Hunt > Hunt List

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Questions 10

An administrator configured Extension Mobility on Cisco UCM. Users report that logins are successful, but the phones do not have an Extension Mobility option after logging in. The administrator verified that Extension Mobility is enabled on the devices and that the log-out profile is valid. Which action must the administrator take to resolve the issue?

Options:

A.

Subscribe all device profiles to the Extension Mobility phone service.

B.

Delete the identity trust list file from the phone(s).

C.

Change the Extension Mobility URL from HHTP to HTTPS.

D.

Restart the Cisco Extension Mobility and Cisco Extension Mobility application services.

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Questions 11

The company implemented Cisco Unified Mobility on the Cisco UCM. The users are satisfied and can transfer voice calls between devices. Mobile users want to extend the timer that controls the time given to pick up a voice call on an IP phone from 4 to 6 seconds. Which configuration change satisfies this requirement?

Options:

A.

Change the "Maximum Wait Time for Mobility Pickup" setting from 4 to 6.

B.

Change the "Maximum Wait Time for Desk Pickup" setting from 4 to 6.

C.

Change the "Maximum Wait Time for Mobility Pickup" setting from 4000 to 6000.

D.

Change the "Maximum Wait Time for Desk Pickup" setting from 4000 to 6000.

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Questions 12

An engineer configures several calling party transformation patterns in Cisco UCM so that calling numbers are shown in the +E.164 format. The route patterns match seven-digit internal numbers and prefix the numbers with 1408. The SIP trunk matches 1408XXXXXXX and prefixes the number with +. When users make outbound calls, the calling number still shows as seven digits. What is the cause of this problem?

Options:

A.

The calling transformation on the SIP trunk is applied first, and then the calling transformation on the route patterns is applied.

B.

Calling transformations cannot be configured on both route patterns and a SIP trunk.

C.

The calling transformation on the route patterns is ignored because there is already a calling transformation on the SIP trunk.

D.

The engineer must also apply a calling transformation at the route group details level.

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Questions 13

Refer to the exhibit. A company is using Microsoft Teams with Cisco Unified Border Element integration, but the administrator sees a one-way audio issue with Microsoft Teams. The administrator must modify the SIP profile to send the proper information on the SDP for IP address for media to match the internal and external interface. Which set of commands resolves the issue?

Options:

A.

voice class sip-profiles 1

request INVITE sdp-header Connection-Info modify “2\.76\.1” “2.78.1”

B.

voice class sip-profiles 1

request INVITE sdp-header Session-Owner modify “27\.0\.0” “27.3.0”

C.

voice class sip-profiles 1

request INVITE sdp-header Connection add “2\.76\.1” “2.78.1”

D.

voice class sip-profiles 1

request INVITE sdp-header Audio-Attribute modify “2\.76\.1” “2.71.1”

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Questions 14

The sales department must answer phones when other sales members are not at their desks. The administrator knows that configuring Call Pickup allows the sales users to answer all the calls in the department by pressing only the softkey. Which call pickup configuration meets this requirement?

Options:

A.

Standard Call Pickup

B.

Group Call Pickup

C.

Other Group Call Pickup

D.

Directed Call Pickup

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Questions 15

Refer to the exhibit.

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 16

What is a function of the metadata carried in SIP sessions between the recording client and the recording server?

Options:

A.

It forks RTP media to the recorder.

B.

It provides advanced capabilities, such as speech analytics.

C.

It sets up a new SIP session

D.

It identifies the participant change due to transfers during the call.

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Questions 17

Management wants to change the initial announcements for one of the existing call hunt groups. A new set of announcement audio file was provided. Which two configuration steps must the administrator take to accomplish this change? (Choose two.)

Options:

A.

Identify the MOH audio source ID associated to one of the line group member’s “Network Hold MOH Audio Source”.

B.

Identify the MOH audio source ID associated to “Network Hold Source & Announcements” under the Queuing section of the hunt pilot.

C.

Identify the configured announcement names to change under the MOH audio source section, then upload the new files to the respective announcements under the Announcement section.

D.

Identify the MOH audio source ID associated to one of the line group member’s “User Hold MOH Audio Source”.

E.

Identify the configured announcement names to change under the Announcement section, and assign the uploaded files to the Queueing section of the hunt pilot.

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Questions 18

A user’s phone is already configured for Single Number Reach, and the user wants a feature to move an active call from a mobile phone to a desk phone and vice-versa. As an administrator, which additional configuration should be made to fulfill the user’s request?

Options:

A.

Confirm that the desk phone is subscribed to Cisco Extension Mobility.

B.

Check to make sure that the Resume softkey option appears on the desk phone.

C.

Use Dialed Number Analyzer to determine if the user extension can dial the mobile phone.

D.

Add the mobility key to the softkey template that the desk phone is using.

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Questions 19

Refer to the exhibit.

Users report high delays when calling national numbers in the United States. An engineer analyzes the route patterns in Cisco UCM. What must be done to resolve this issue?

Options:

A.

Change the Cisco UCM routing logic to the longest-match algorithm.

B.

Select Allow Overlap Sending for the \+! route pattern.

C.

Mark the \+ [2-9JXX[2-91XXXXXX route pattern with urgent priority.

D.

Set the interdigit timeout service parameter value to 0.

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Questions 20

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 21

For s SIP to SIP call flow, when does Cisco Unified Border Element require transcoding resources for DTMF?

Options:

A.

interworking between an OOB method and RFC2833 for flow-around calls

B.

interworking between h245-signal and rtp-nte

C.

interworking between an OOB method and RFC2833 for flow-through calls

D.

interworking between h245-alpha numeric and sip-kpml

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Questions 22

A company is experiencing an issue where calls from the Cisco UCM via Cisco Unified Border Element to the ITSP fail with a “500 server internal error” right after a 183 session in progress is sent back from the ITSP. What must be enabled to resolve the issue?

Options:

A.

delayed offer on Cisco UCM

B.

early offer at the CUBE

C.

delayed offer on CUBE

D.

early offer at the ITSP

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Questions 23

When a third-party SIP Phone System is dialed inbound across a Cisco Unified Border Element, DTMF is failing. The third-party vendor accepts only out-of-band DTMF. Which configuration should be added to the outgoing dial peer to resolve this issue?

Options:

A.

dtmf-relay h245-signal

B.

dtmf-relay rtp-nte

C.

dtmf-relay cisco-rtp

D.

dtmf-relay sip-kpml

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Questions 24

An engineer has two cisco UCM Clusters and wants to integrate them using ILS with TLS certificates. Cluster A (pub and 1 subscriber) will be the hub, and Cluster B (pub and 1 subscriber) will be the spoke. Both Clusters have self-signed certificates. The engineer has exchanged Publisher A and subscriber B Tomcat certificates, but the connection fails. What is the cause of the failure?

Options:

A.

The password is incorrect.

B.

Cluster IDs are not unique.

C.

The tomcat certificate from Cluster B must be the publisher.

D.

The engineer needs to exchange the CallManager certificate.

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Questions 25

Refer to the exhibit. An engineer is trying to set up a new deployment using the SIP provider with TCP for signaling. After troubleshooting, the customer notices that the matching incoming dial peer and outgoing dial peer did not generate the INVITE to the SIP provider. Why is the call failing?

Options:

A.

The ITSP is sending FIN.

B.

The ITSP is not sending the ACK.

C.

The ITSP is sending CLOSE state.

D.

The ITSP is not answering the SYN.

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Questions 26

An engineer is configuring Cisco UCME to support SIP endpoints. The engineer wants to limit the system to 20 SIP phones and 50 directory numbers. Which code completes this configuration?

Options:

A.

telephony-service

mode cme

max-ephone 20

max-dn 50

B.

voice register global

mode cme

max-ephone 20

max-dn 50

C.

telephony-service

mode cme

max-pool 20

max-dn 50

D.

voice register global

mode cme

max-pool 20

max-dn 50

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Questions 27

An organization needs to ensure that the Cisco UCM can provide a resume softkey to users on their desk phones when they disconnect an anchored call on their mobile phone. Which solution must be used to accomplish these goals?

Options:

A.

Set the "Retain Media on Disconnect with PI for Active Call" service parameter to False.

B.

Set the "Retain Media on Disconnect with PI for Active Cal" service parameter to True

C.

Configure a handoff number.

D.

Add Other Dual-Mode Device.

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Questions 28

A voice administrator enabled secure media between multiple Cisco UCM clusters that are connected via a SIP trunk.

Which configuration parameter in the SIP trunk must be enabled to allow encrypted media traffic to traverse the SIP trunk?

Options:

A.

Uncheck the RTP Allowed check box in the SIP Trunk configuration

B.

Check the RTP Allowed check box in the SIP Trunk configuration

C.

Check the SRTP Allowed check box in the SIP Trunk configuration

D.

Check the Allow iX Application Media check box in the SIP Profile

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Questions 29

Refer to the exhibit.

An administrator is troubleshooting why users are not hearing audio when dialing long distance numbers across their Cisco Unified Border Element. The customer’s carrier has a requirement that dialing long distance requires an access code to be entered. Looking at the exhibit, what two actions can be taken to correct signaling? (Choose two.)

Options:

A.

Enable PRACK.

B.

Enable Early Offer on the Cisco Unified Border Element.

C.

Enable the supplementary-service media-renegotiate command.

D.

Enable Media Flow Around

E.

Enable Mid-Call Signaling Consumption.

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Questions 30

In Cisco Unified Communications Manager globalized call routing is implemented and must confirm that it is correctly implemented without making a call. Which tool do you use for verification?

Options:

A.

Dialed Number Analyzer

B.

Real-Time Monitoring Tool

C.

SDI trace

D.

SDL trace

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Questions 31

An administrator sees the voice register pool 1 command in a Cisco UCME configuration. Which configuration is occurring in this section?

Options:

A.

configuration for a pool of SIP phones (similar to device pool on Cisco UCM)

B.

configuration for a single SIP phone

C.

configuration for SIP registrar service

D.

configuration items common for all SIP phones

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Questions 32

Refer to the exhibit.

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

A)

B)

C)

D)

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Questions 33

A company is using third-party phones on the internal network at a location behind a Cisco Unified Border Element. These phones seem to work with only two types of codecs, which are high-complexity codecs.

Which configuration ensures that calls are completed with the correct and working media each time?

Options:

A.

Configure a codec preference list on the Cisco Unified Border Element with the voice class codec command, set the codec preference list codecs, and add it to the dial peer.

B.

Configure a codec priority list on the Cisco Unified Border Element with the voice class codec command, set the codec priority list codecs, and add it to the dial-peer voice.

C.

Configure a codec preference list on the Cisco Unified Border Element with the VoIP class codec command, set the codec preference list codecs, and add it to the dial peer.

D.

Configure a codec preference list on the Cisco Unified Border Element with the voice class codec command, set the codec priority list codecs, and add it to the VoIP peer.

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Questions 34

A newly deployed site in Pennsylvania uses SIP-to-SIP legs on a Cisco Unified Border Element. The administrator wants to match the incoming dial peer based on the calling number. Which configuration is needed in the dial-peer?

Options:

A.

answer-address

B.

incoming called-number

C.

destination calling

D.

destination-pattern

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Questions 35

When the services key is pressed Cisco Extension Mobility does not show up. What is the cause of the issue?

Options:

A.

The URL configured for Cisco Extension Mobility is not correct.

B.

Cisco Extension Mobility Service is not running.

C.

The phone is not subscribed to Cisco Extension Mobility Service.

D.

Cisco Extension Mobility is not enabled in the Phone Configuration Window (Device > Phone)

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Questions 36

What is first preference condition matched in a SIP-enabled incoming dial peer?

Options:

A.

incoming uri

B.

target carrier-id

C.

answer-address

D.

incoming called-number

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Questions 37

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 38

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 39

When an administrator troubleshoots H.323 call setup, which message gives an alert that the called party is being notified about the call?

Options:

A.

ALERTING

B.

PROCEEDING

C.

CONNECT

D.

RINGING

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Questions 40

An administrator manages an environment with mobile users who commonly move between locations and take IP phones to remote sites. When mobile users are at one of the sites, users report issues with call quality, such as the audio cutting in and out. In addition, the affected area has a low bandwidth connection compared to other sites, so the administrator has put these devices in a region with an inter-region restriction of 8 kbps per call. Which feature must the administrator configure to mitigate the issue?

Options:

A.

Location Bandwidth Manager

B.

Extension Mobility

C.

Device Mobility

D.

Extension Mobility Cross Cluster

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Questions 41

Refer to the exhibit.

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 42

An engineer is configuring Cisco UCM lo forward parked calls back to the user who parked the call if it is not retrieved after a specified time interval. Which action must be taken to accomplish this task?

Options:

A.

Configure device pools.

B.

Configure service parameters

C.

Configure enterprise softkeys.

D.

Configure class of control.

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Questions 43

An administrator is attempting to set up redundancy to allow users to make calls even if all Cisco UCM nodes go down or are unreachable by the IP phones.

Which feature must the administrator configure to accomplish this goal?

Options:

A.

Survivable Remote Site Telephony

B.

Cross-Origin Resource Sharing

C.

Cisco UCM Redundancy Group

D.

Hot Standby Router Protocol

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Questions 44

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 45

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 46

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 47

An engineer uses the standard local route group to configure call routing for the organization. The engineer configured an additional local route group with a unique name.

Which action must be taken to ensure that each device in the system is provisioned to know its local route group?

Options:

A.

Configure route filters

B.

Add the local route group to a route list

C.

Associate the local route group with a device pool

D.

Add the local route group to a translation pattern

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Questions 48

A new solution is configured to support internal, local, and international calling. Calling [+44 1111 1111] from one of the registered internal phones does not work. Local and internal calls seem to work without any problems. The configuration has patterns configured to match the failing dialed number [+44 …. ….]. The other configured patterns show [2…] for internal numbers and [555 …] for local numbers. International numbers use E.164 as recommended. What is missing to make this solution work?

Options:

A.

001 or 00 must be used instead of the + sign on Cisco UCM

B.

=+ cannot be used in a route pattern, only in a SIP pattern

C.

\ in front of the +

D.

/ in front of the +

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Questions 49

An engineer is troubleshooting an intersite call between two endpoints where the call fails and the message “Not Enough Bandwidth” is displayed. G.729 codec is in use on both sites. First, calls are being properly routed, and the issue happens after the third call is established and the bandwidth utilization between the two sites is under 50%. Which configuration in Cisco UCM must be adjusted to resolve the issue?

Options:

A.

transcoder

B.

location

C.

route pattern

D.

translation pattern

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Questions 50

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 51

An administrator must control the number of calls to a remote specific site to reduce bandwidth constraints. The users on that remote site report bad quality of the calls passing through that WAN link. Which action must the administrator take in Cisco UCM to resolve the issue?

Options:

A.

Use RSPV.

B.

Use Location Bandwidth Manager.

C.

Use Expressway deployment.

D.

Use Call Allow Controller.

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Questions 52

What does VoIP trace in a Cisco Unified Border Element do?

Options:

A.

It stores all call trace data in system memory for failed calls.

B.

It stores all can trace data in system memory (or successful and failed calls

C.

It stores all call trace data in system log files for successful and failed calls.

D.

It stores all can trace data in system file logs for failed calls.

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Questions 53

Customers that call into a company’s IVR report that when they try to select an option, none of the prompts work. The administrator determines that the calls are coming in across an H.323 gateway. While analyzing the dial peer that points toward Cisco UCM, the administrator notices that no DTMF method is configured. Which command resolves this issue?

Options:

A.

dial-peer voice 2 voip

dtmf-relay sip-kpml

B.

dial-peer voice 2 voip

dtmf-relay h245-alphanumeric

C.

dial-peer voice 2 voip

dtmf-relay sip-notify

D.

dial-peer voice 2 pots

dtmf-relay h245-alphanumeric

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Questions 54

Refer to the exhibit.

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 55

An administrator is configuring a new deployment using Cisco Unified CME. The SCCP phones register without any issues, but SIP phones are not registering. Assume that all other configuration is valid. Which code allows SIP phones to register to Cisco UCME?

Options:

A.

voice service voip

allow-connections sip to h323

B.

voice service voip

sip

bind media source-interface Vlan100

C.

voice service voip

sip

bind control source-interface Vlan100

D.

voice service voip

sip

registrar server expires max 600 min 60

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Questions 56

When you troubleshoot H.323 call setup, which message informs you that the called party is being notified about the call?

Options:

A.

ALERTING

B.

PROCEEDING

C.

CONNECT

D.

RINGING

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Questions 57

An engineer is troubleshooting local ringback on a Cisco SIP gateway The gateway is not ignoring the SIP 180 response with SDP from the service provider, and the far end device is sending the 180 with SDP to play ringback from the IP address specified m the SDP Which configuration change must be made on the gateway to resolve the issue?

Options:

A.

Router(conf-voi-serv)# dlisable-early-media 180

B.

Router(conftg-sip-ua)# disable-early-media 180

C.

Router(con(-voi-serv)# no disable-early-media 180

D.

Router(config-sip-ua)# no disable-early-media 180

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Questions 58

An administrator is asked to configure egress call routing by applying globalization and localization on Cisco UCM. How should this be accomplished?

Options:

A.

Localize the calling and called numbers to PSTN format and globalize the calling and called numbers in the gateway.

B.

Globalize the calling and called numbers to PSTN format and localize the calling number in the gateway.

C.

Localize the calling and called numbers to E. 164 format and globalize the called number in the gateway.

D.

Globalize the calling and called numbers to E. 164 format and localize the called number in the gateway.

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Questions 59

Refer to the exhibit. An engineer is implementing the Cisco UCME and must set up a dial plan for the 7961 SIP phones to recognize digit strings dialed by users.

Which code snippet completes the configuration?

Options:

A.

"button 1:1" under voice register pool

B.

"number 1 dialplan 1" under the voice register pool

C.

"number 1 dp 1" under the voice register pool

D.

"dialplan 1" under the voice register pool

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Questions 60

A user has a problem calling a specific PSTN number. An engineer investigates the issue on a Cisco UCM server and a Cisco Unified Border Element router, and discovers that the ITSP rejects the outbound SIP INVITE with a 422 Session Timer Too Small SIP message. What must the engineer do to resolve the issue?

Options:

A.

Decrease the SIP Session Expires Timer service parameter in Cisco UCM.

B.

Decrease the Min-SE SIP header timer on the appropriate Cisco Unified Border Element dial peer.

C.

Increase the Min-SE SIP header timer on the appropriate Cisco Unified Border Element dial peer.

D.

Increase the SIP Session Expires Timer service parameter in Cisco UCM.

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Questions 61

Refer to the exhibit.

ILS has been configured between two hubs using this configuration. The hubs appear to register successfully, but ILS is not functioning as expected. Which configuration step is missing?

Options:

A.

A password has never been set for ILS.

B.

Use TLS Certificates must be selected.

C.

Trust certificates for ILS have not been installed on the clusters

D.

The Cluster IDs have not been set to unique values

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Questions 62

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 63

When configuring hunt groups, where does the administrator add the individual directory numbers that should be part of the group?

Options:

A.

route group

B.

line group

C.

hunt list

D.

hunt pilot

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Questions 64

Refer to the exhibit. 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.

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

B.

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

C.

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

D.

Deselect "Block this pattern" on the route pattern.

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Questions 65

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 66

Which configuration must an administrator perform to display Translation Pattern operations in Cisco Unified Communications Manager SDL traces?

Options:

A.

Enable the Detailed Call Analysis option under Enterprise Parameters for Unified CM.

B.

Set up the Digit Analysis Complexity in Service Parameters for Cisco Unified CM to TranslationAndAlternatePatternAnalysis.

C.

Check the Translation Patterns Analysis check box in Micro Traces on the Cisco Unified CM Serviceability page.

D.

By default, the Translation Patterns operations are printed in SDL traces, so no additional configuration is necessary.

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Questions 67

A collaboration engineer is configuring call pickup for a Cisco UCM user that currently has a working BLF speed dial button for the teammate's extension. The user wants to see calls ringing on the teammate's extension and to answer those calls by pressing the BLF speed dial button. Which configuration step meets this requirement?

Options:

A.

Set the call pickup group to for both extensions.

B.

Select the call pickup checkbox on the BLF speed dial settings.

C.

Assign both extensions to the same partition.

D.

Assign the extensions to different call pickup groups.

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Questions 68

A support engineer is troubleshooting a voice network. When conducting a search for call setup details related to calling search space issues, which trace files should be investigated?

Options:

A.

CallManager traces

B.

CTI Manager traces

C.

Cisco IP Manager Assistant

D.

Call logs

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Questions 69

A customer must advertise some numbers through GDPR on Call Manager. The Cisco UCM already is advertising some URIs to other clusters with GDPR, but the customer wants to ensure that specific numbers are advertised. Where under the Cisco UCM Admin page > Call Routing > Global Dial Plan Replication must that set of numbers be configured?

Options:

A.

Route Numbers

B.

Advertised Patterns

C.

Learned Numbers

D.

Route Patterns

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Questions 70

A company wants to use a Cisco phone system without the need for a local generic server. It is maximum 30 phones using a vendor-independent, industry-standard call protocol. What is the first command that must be entered to add this type of phone when registering a Cisco phone to this device?

Options:

A.

ephone 3

B.

voice register pool 3

C.

voice register sip ephone 3

D.

voice register ephone 3

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Questions 71

An organization needs a solution to meet these requirements for its Cisco UCM system:

Modify calling party numbers for outbound calls.

Add a prefix for internal calls.

Normalize incoming calls to a consistent format.

Apply different patterns for different device pools.

Which Cisco UCM feature must be used to accomplish these goals?

Options:

A.

Route patterns

B.

Call routing rules

C.

Transformation patterns

D.

Translation patterns

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Questions 72

Refer to the exhibit.

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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Exam Code: 300-815
Exam Name: Implementing Cisco Advanced Call Control and Mobility Services (CLACCM)
Last Update: Oct 15, 2025
Questions: 242
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