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Implementing Cisco Collaboration Core Technologies (350-801 CLCOR) Questions and Answers

Question 1

Refer to tho exhibit. A customer reports that SIP voice calls are using G.711 codec instead of G.729. The administrator checks the SIP signaling in the logs and sees the SDP shown. What will the administrator see in the logs if the right configuration change was made to resolve the issue?

Options:

A.

m=audio 16444 RTP/AVP 4 101

B.

m=audio 16444 RTP/AVP 15 101

C.

m=audio 16444 RTP/AVP 9 101

D.

m=audio 16444 RTP/AVP 18 101

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Question 2

An engineer is working on a SIP integration between Cisco UCM and Cisco Unity Connection and must add an additional TFTP server Drag and drop the configuration steps from the left into the correct order on the right.

Options:

Question 3

Refer to the exhibit. Which two codec permutations should be transcoded by this dspfarm? (Choose two.)

Options:

A.

iLBC to G.711ulaw

B.

G.728br8 to G.711alaw

C.

G.729r8 to G.711ulaw

D.

G.722 to G.729r8

E.

G.729ar8 to G.711alaw

Question 4

Which SNMP service must be activated manually on the Cisco Unified Communications Manager after installation?

Options:

A.

Cisco CallManager SNMP

B.

SNMP Master Agent

C.

Connection SNMP Agent

D.

Host Resources Agent

Question 5

In Cisco UCM, an engineer must create a new SIP route pattern to allow ccnp.cisco com for all internal callers The internal callers have a calling search space named CSSJNTERNAL that includes the partition named PTJNTERNAL If allowed, the calls must be routed to a SIP trunk named SIP_CISCO_TRK. Drag and drop the values from the left onto the corresponding fields on the right.

Options:

Question 6

A collaboration engineer is troubleshooting issues with a T1 PRi The engineer wants to confirm if the router received an ISON Set Asynchronous Balanced Mode Extended message and responded with an Unnumbered Acknowledge frame Which Cisco OS command is used to debug ISDN Laver 2 issues?

Options:

A.

debug isdn q931

B.

debug isdn q921

C.

debug voice q921

D.

debug voip ccapi mout

Question 7

Users dial a 9 before a 10-digit phone number to make an off-net call All 11 digits are sent to the Cisco Unified Border Element before going out to the PSTN The PSTN provider accepts only 10 digits. Which configuration is needed on the Cisco Unified Border Element for calls to be successful?

Options:

A.

voice translation-rule 1 rule 1 /^9/ //

B.

voice translation-rule 1 rule 1 /^9(..........)/ //

C.

voice translation-rule 1 rule 1 /^9.+/ //

D.

voice translation-rule 1 rule 1 /^9........./ //

Question 8

How does an administrator change the DNS settings on Cisco UCM?

Options:

A.

Go to Network > IP > Cisco Serviceability and change the DNS settings.

B.

Find the DNS setting in the system parameter settings in the Network section.

C.

Go to System > Network > DNS settings.

D.

Open an SSH session to each node in the Cisco UCM cluster and change the DNS setting using CLI.

Question 9

An engineer with ID012345678 must build an international dial plan in Cisco UCM. Which action is taken when building a variable-length route pattern?

Options:

A.

configure single route pattern for international calls

B.

set up all international route patterns to 0.!

C.

reduce the T302 timer to less than 4 seconds

D.

create a second route pattern followed by the # wildcard

Question 10

Which command enables SIP OAuth mode on a Cisco UCM publisher node?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 11

How are network devices monitored in a collaboration network?

Options:

A.

The Cisco Discovery Protocol table is shared among devices.

B.

Ping Sweep reports "unmanaged' state devices.

C.

System logs are collected in a Cisco Prime Collaboration Server.

D.

Simple Network Managed Protocol is enabled on each device to poll specific values periodically.

Question 12

According to the QoS Baseline Model, drag and drop the applications from the left onto the Per-Hop Behavior values on the right.

Options:

Question 13

Refer to the exhibit. This INVITE is sent to an endpoint that only supports G.729. What must be done for this call to succeed?

Options:

A.

Add a transcoder that supports G.711ulaw and G.729.

B.

Nothing; both sides support G.729.

C.

Add a media termination point that supports G.711ulaw and G.729.

D.

Nothing both sides support payload type 101.

Question 14

Which version is used to provide encryption for SNMP management traffic in collaboration deployments?

Options:

A.

SNMPv1

B.

SNMPv3

C.

SNMPv2

D.

SNMPv2c

Question 15

Refer to the exhibit. A customer submits this debug output, captured on a Cisco IOS router. Assuming that an MGCP gateway is configured with an ISDN BRI interface, which BRI changes resolve the issue?

Options:

A.

B.

C.

D.

Question 16

Where would an administrator assign the system shadow location for implementing intercluster enhanced locations CAC in Cisco UCM?

Options:

A.

nongatekeeper-controlled intercluster trunk

B.

SIP intercluster trunk

C.

H.225 trunk

D.

gatekeeper-controlled inter cluster trunk

Question 17

An administrator is asked to implement toll fraud prevention in Cisco UCM, specifically to restrict off-net to off-net call transfers. How is this implemented?

Options:

A.

Enforce ad-hoc conference restrictions.

B.

Set the appropriate service parameter.

C.

Implement time-of-day routing.

D.

Use the correct route filters.

Question 18

An engineer is configuring a Cisco IOS XE gateway to join three callers together in the same conversation. Which IOS XE media resource must the engineer configure to accomplish this goal?

Options:

A.

IOS XE Hardware MTP

B.

IOS XE Software MTP

C.

IOS XE Hardware Transcoder

D.

IOS XE Hardware Conference Bridge

Question 19

Where is Directory Connector hosted in a Cisco Webex Hybrid Services deployment?

Options:

A.

on a server in the Webex Data Center

B.

on a dedicated on-premises server

C.

on a Cisco Expressway-C connector host server

D.

on an on-premises Microsoft Active Directory server

Question 20

How is bandwidth allocated to traffic flows in a flow-based WFQ solution?

Options:

A.

All the bandwidth is divided based on the QoS marking of the packets.

B.

Each type of traffic flow has equal bandwidth.

C.

Bandwidth is divided among traffic flows. Voice has priority.

D.

Voice has priority and the other types of traffic share the remaining bandwidth.

Question 21

An engineer wants to manually deploy a CISCO Webex DX80 Video endpoint to a remote user. Which type of provisioning is configured on the endpoint?

Options:

A.

Cisco Unified Border Element

B.

Cisco Unity Connection

C.

Cisco Meeting Server

D.

Edge

Question 22

An engineer configures a Cisco Unified Border Element and must ensure that the codecs negotiated meet the ITSP requirements. The ITSP supports G.7llulaw and G.729 for audio and H.264 for video. The preferred voice codec is G.711. Which configuration meets this requirement?

Options:

A.

B.

C.

D.

Question 23

Refer to the exhibit. The SDP offer/answer has been completed successfully but there is no DTMF when users press keys. What is the cause of the issue?

Options:

A.

Payload type 110 was negotiated rather than type 101.

B.

DTMF was negotiated property in these messages.

C.

DTMF was not negotiated on the call.

D.

G.729 rather than G.711ulaw was negotiated.

Question 24

What is the purpose of Mobile and Remote Access (MRA) in the Cisco UCM architecture?

Options:

A.

MRA is used to access Webex cloud services only if authenticated with on-premises LDAP service.

B.

MRA is used to make secure PSTN calls by Cisco UCM only while on-premises authentication.

C.

MRA is used to make B2B calls through Expressway registration.

D.

MRA is used to access the collaboration services offered by Cisco UCM from off-premises network connections

Question 25

Refer to the exhibit.

A customer reports that MTP resources are being used in the recently deployed Cisco UCM and wants no MTP resources to be used. Cisco UCM SIP trunk configuration does not have the MTP Required box checked Which configuration change resolves the issue?

Options:

A.

Change Cisco UCM SIP trunk DTMF Signaling Method to -sip-notify".

B.

Change Cisco UCM SIP trunk DTMF Signaling Method to "sip-kpml".

C.

Change Cisco Unified Border Element configuration to "dtmf-relay sip-notify sip-kprnl".

D.

Change Cisco Unified Border Element configuration to "dtmf-relay rtp-nte".

Question 26

A customer wants to conduct B2B video calls with a partner using on-premises conferencing solution. Which two devices are needed to facilitate this request?

Options:

A.

Expressway-C

B.

Cisco Telepresence Management Suite

C.

Expressway-E

D.

MGCP gateway

E.

Cisco Unified Border Element

Question 27

Refer to the exhibit. An administrator is attempting to register a SIP phone to a Cisco UCM but the registration is failing. The IP address of the SIP Phone is 10.117.34.222 and the IP address of the Cisco UCM is 10.0.101.10. Pings from the SIP phone to the Cisco UCM are successful. What is the cause of this issue and how should it be resolved?

Options:

A.

An NTP mismatch is preventing the connection of the TCP session between the SIP phone and the Cisco UCM. The SIP phone and Cisco UCM must be set with identical NTP sources.

B.

The certificates on the SIP phone are not trusted by the Cisco UCM. The SIP phone must generate new certificates.

C.

DNS lookup for the Cisco UCM FQDN is failing. The SIP phone must be reconfigured with the proper DNS server.

D.

An network device is blocking TCP port 5060 from the SIP phone to the Cisco UCM. This device must be reconfigured to allow traffic from the IP phone.

Question 28

Where in Cisco UCM is restrictions on audio bandwidth configured?

Options:

A.

location

B.

partition

C.

region

D.

serviceability

Question 29

What is a benefit of Easy/QoS?

Options:

A.

It configures QoS on the network.

B.

It provisons QoS for Layer 3 devices automatically.

C.

It expresses business relevance for applications.

D.

It allows single command QoS deployment.

Question 30

An engineer must deploy the Cisco Webex app to a shared Windows Virtual Desktop Infrastructure environment in the C:\Program Files folder. Which command line argument must be run when running the installer?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 31

On a Cisco Catalyst Switch, which command is required to send CDP packets on a switch port that configures a Cisco IP phone to transmit voice traffic in 802.10 frames, tagged with the voice VLAN ID 221?

Options:

A.

Device(config-if)# switchport voice vlan 221

B.

Device(config-if)# switchport vlan voice 221

C.

Device(config-if)# switchport access vlan 221

D.

Device(config-if)# switchport trunk allowed vlan 221

Question 32

Which data security feature is included with the Pro Pack for Cisco Webex Control Hub?

Options:

A.

encryption in transit

B.

end-to-end encryption for meetings

C.

Hybrid Data Security end-to-end

D.

encryption of content

Question 33

Refer to the exhibit. An engineer is troubleshooting why PSTN phones are not receiving the caller's name when called from a remote Cisco UCM site. An ISDN PRI connection is being used to reach the PSTN What must the administrator select to resolve the issue?

Options:

A.

isdn supp-service name calling

B.

isdn outgoing display-ie

C.

isdn enable did

D.

isdn send display le

Question 34

When a new SIP phone is registered to Cisco Unified communications Manager, it keeps failing and showing an “unprovisioned” error message in the phone display. Which problem is a possible cause of this issue?

Options:

A.

Auto-registration is disabled on the Cisco Unified Communications Manager nodes and the phone device does not have a DN configured.

B.

The DHCP settings are incorrectly and the phone does not have an alternate TFTP defined.

C.

The phone cannot download and install the latest firmware.

D.

The DN assigned to the phone is already in use by another SIP phone.

E.

The DN configuration for this phone is shared with SCCP phone, which is not supported.

Question 35

-

Guidelines

-

This is a lab item in which tasks will be performed on virtual devices.

• Refer to the Tasks tab to view the tasks for this lab item.

• Refer to the Topology tab to access the device console(s) and perform the tasks.

• Console access is available for all required devices by clicking the device icon or using the tab(s) above the console window.

• All necessary preconfigurations have been applied.

• Do not change the enable password or hostname for any device.

• Save your configurations to NVRAM before moving to the next item.

• Click Next at the bottom of the screen to submit this lab and move to the next question.

• When Next is clicked, the lab closes and cannot be reopened.

Topology

Tasks

-

The operations team started configuring network devices for a new site.

Complete the configurations to achieve these goals:

1. Ensure that port channel Po1 between DISTRO-SW01 and DISTRO-SW02 is operational using the LACP protocol. Configuration changes for this task must be made on DISTRO-SW01.

2. Ensure that traffic on VLAN 10 is carried as untagged traffic between DISTRO-SW01 and DISTRO-SW02.

3. Complete the Rapid-PVST+ configuration on DISTRO-SW2 by ensuring it it the secondary root switch for all VLANs in the range of 1 to 1005.

DISTRO-SW01

DISTRO-SW02

-

Options:

Question 36

Which endpoint feature is supported using Mobile and Remote Access through Cisco Expressway?

Options:

A.

SSO

B.

H.323 registration proxy to Cisco Unified Communications Manager

C.

MGCP gateway registration

D.

SRST

Question 37

The chief officer at a company must reduce collaboration infrastructure costs by onbording all on-permises equipment to the cloud by using CISCO Webex Control Hub. Administrators need the ability to manage upgrades and set up hot desking for on-premises devices.

Which action must be taken before on boardng devices by using the Control Hub?

Options:

A.

Configure tie Control Hub organization ID on the devices

B.

Acquire a license for each device.

C.

Allow HTTP traffic from each device to Control Hub.

D.

Upgrade all the devices to software version CE9.15 or later

Question 38

Which traversal client must be deployed in an enterprise network when Mobile and Remote Access is configured?

Options:

A.

Cisco Unified Border Element

B.

Cisco Expressway-C

C.

Cisco Expressway-E

D.

Cisco IM and Presence

Question 39

Which type of message must an administrator configure in the SIP Trunk Security Profile for a Message Waiting Indicator light to work with a SIP integration between Cisco UCM and Cisco Unity Connection?

Options:

A.

Unsolicited NOTIFY

B.

200 ok

C.

SIP Register

D.

TCP port 5060

Question 40

Refer to the exhibit.

Drag and drop the flow step labels from the left into the correct order on the right to establish this call flow:

• User 1 calls user 2.

• User 2 answers the call

• user 2 disconnects the call

Options:

Question 41

Which IP Precedence value is used to classify a call signalling packet?

Options:

A.

6

B.

5

C.

4

D.

3

Question 42

An engineer must deploy the Webex app to a Windows Virtual Desktop Infrastructure environment by using these settings:

• Thin client plugin: Installed

• Call service-enabled user: Media is optimized

• Calls on Webex app: Media is optimized

Which two command-line arguments are valid when running the installer? (Choose two.)

Options:

A.

ENABLEVDI=2

B.

ENABLEVDI=0

C.

ALLUSERS=0

D.

ENABLEVDI=1

E.

ALLUSERS=1

Question 43

An administrator works with an ISDN PRI that is connected to a third-party PBX. The ISDN link does not come up. and the administrator finds that the third-party PBX uses the OSIG signaling method. Which command enables the Cisco IOS Gateway to use QSIG signaling on the ISDN link?

Options:

A.

isdn incoming-voice voice

B.

isdn switch-type basic-ni

C.

isdn switch-type basic-qsig

D.

isdn switch-type primary-qsig

Question 44

Which issue cause slips on a PRI?

Options:

A.

incorrect dock source

B.

incorrectly configured time zone

C.

change in the line code

D.

incorrect encapsulation

Question 45

Where does an administrator establish the trust boundary on a LAN?

Options:

A.

core router

B.

voice VLAN

C.

access switch

D.

distribution switch

Question 46

Which Cisco UCM service parameter is enabled to disconnect a multiparty call when the call initiator hangs up?

Options:

A.

H.225 Block Setup Destination

B.

Drop Ad Hoc Conference

C.

Enterprise Feature Access Code for Conference

D.

Block OffNet To OffNet Transfer

Question 47

An administrator would like to set several Cisco Jabber configuration parameters to only apply to mobile clients (iOS and Android). How does the administrator accomplish this with Cisco Jabber 12.9 and Cisco UCM 12.5?

Options:

A.

Assign the desired configuration file to "Mobile" Jabber Client Configuration in the Service Profile.

B.

Upload the jabber-config.enc file to TFTP

C.

Create a user profile in Jabber Policies.

D.

Deploy jabber-config-user.xml on iOS and Android devices.

Question 48

Which DiffServ value must be used to identify and classify audio and video from Cisco Telepresence endpoints according to the Cisco dual video queue approach?

Options:

A.

AF42

B.

CS3

C.

CS4

D.

AF41

Question 49

Why would we not include an end user’s PC device in a QoS trust boundary?

Options:

A.

The end user could incorrectly tag their traffic to advertise their PC as a default gateway.

B.

The end user could incorrectly tag their traffic to bypass firewalls.

C.

There is no reason not to include an end user's PC device in a QoS trust boundary.

D.

The end user may incorrectly tag their traffic to be prioritized over other network traffic.

Question 50

A user reports that when receiving an inbound call on their IP Phone from the PSTN they are unable to transfer this call to another PSTN number What is the reason for this failure?

Options:

A.

The incoming calling search space of the SIP trunk does not include the partition of the line in the IP phone

B.

The gateway is configured with the wrong device pool

C.

The service parameter related to Öffnet to Offnet Call Transfer is set to TRUE

D.

The IP phone is configured with the wrong region

Question 51

Refer to the exhibit. A collaboration engineer is configuring the Cisco UCM IM and Presence Service. Which two steps complete the configuration of the SIP trunk security profile? (Choose two.)

Options:

A.

Check the box to enable application-level authorization.

B.

Check the box to allow charging header.

C.

Check the box to accept unsolicited notification.

D.

Check the box to transmit security status.

E.

Check the box to accept replaces header.

Question 52

Which DSCP PHB classification must be used to configure QoS for voice on a high-speed network?

Options:

A.

EF

B.

CS4

C.

AF43

D.

43

Question 53

What are two Cisco UCM location bandwidths that are deducted when G 729 and G.711 codecs are used? (Choose two.)

Options:

A.

If a call uses G.729. Cisco UCM subtracts 16k.

B.

If a call uses G.711, Cisco UCM subtracts 64k

C.

If a call uses G.711, Cisco UCM subtracts 80k

D.

If a call uses G.729. Cisco UCM subtracts 24k.

E.

If a call uses G.729. Cisco UCM subtracts 40k

Question 54

Refer to the exhibit.

An administrator configures a secure SIP trunk on Cisco UCM.

Which value is needed in the secure certificate subject or subject alternate name field to accomplish this task?

Options:

A.

The fully qualified domain name of the remote device that is configured on the SIP

trunk.

B.

The common name of the Cisco UCM CallManager certificate.

C.

The full qualified domain name of all Cisco UCM nodes that run the CallManager

service.

D.

The common name of the remote device certificates.

Question 55

An engineer configures local route group names to simplify a dial plan. Where does the engineer set the route group according to the local route group names that are configured?

Options:

A.

CSS

B.

device pool

C.

route list

D.

route pattern

Question 56

Refer to the exhibit. Users at a company located In New York cannot place calls. The New York gateway is configured with a T1 ISDN PRI card with 24 channels. The engineer runs the show isdn status command and receives output. Which action must the engineer take to resolve the issue?

Options:

A.

Change the switch type on the ISDN card to primary-5ess.

B.

Increase the number of timeslots in the controller t1 interface.

C.

Change the card type from T1 to E1.

D.

Issue the no shut command Into the controller t1 interface.

Question 57

Refer to the exhibit. Calls to Cisco Unity Connection are failing across Cisco Unified Border Element when callers try to select a menu prompt Why is this happening and how is it fixed?

Options:

A.

Cisco Unity Connection is configured on G.729 only. Cisco Unity Connection must be reconfigured to support iLBC.

B.

Cisco Unified Border Element is not sending any support for DTMF. OTMF configuration must be added to the appropriate dial peer.

C.

Cisco Unified Border Element is sending the incorrect media IP address. The IP address of the loopback interface must be advertised in the SDP

D.

The Cisco Unity Connection Call Handler is configured for a "Release to Switch" transfer type Transfers must be disabled for the Cisco Unity Connection Call Handler

Question 58

Which TCP port is used by default for SIP OAuth on a Cisco UCM server when using Mobile and Remote Access?

Options:

A.

5060

B.

5061

C.

5090

D.

5091

Question 59

What are two characteristics of numbers in Webex Calling? (Choose two)

Options:

A.

A number marked as Main is not eligible to be moved of deleted

B.

A number can only belong to one location

C.

A number must be marked Active to be eligible for deletion.

D.

A number can belong to multiple locations.

E.

A number cannot be moved while marked Active.

Question 60

Which Cisco lM and Presence service handles failover and state changes in the cluster?

Options:

A.

XCP Sync Agent

B.

Cisco Server Recovery Manager

C.

Cisco XCP Connection Manager

D.

XCP router

Question 61

A customer asked to integrate Unity Connection with Cisco UCM using SIP protocol. Which two features must be enabled on SIP security profiles? (Choose two.)

Options:

A.

accept presence subscription

B.

allow changing header

C.

accept unsolicited notification

D.

enable application-level authorization

E.

accept replaces header

Question 62

Which Cisco unity Connection handler plays a greeting at announces the option to dial a user extension by default?

Options:

A.

the operator call handler

B.

the Interview handler

C.

the Goodbye call handler

D.

the Directory handler

Question 63

During the Cisco IP Phone registration process the TFTP download fails. What are two reasons for this issue? (Choose two)

Options:

A.

The DNS server was not specified, which is needed to resolve the DHCP server IP address.

B.

Option 100 string was not specified, or an incorrect Option 100 string was specified.

C.

The Cisco IP Phone does not know the IP address of the TFTP server.

D.

The Cisco IP Phone does not know the IP address of any of the Cisco UCM Subscriber nodes.

E.

Option 150 string was not specified, or an incorrect Option 150 string was specified.

Question 64

What is the maximum one-way latency and jitter for voice before quality issues arise?

Options:

A.

≤ 100 ms Latency and S 10 ms jitter

B.

≤ 150 ms Latency and s 30 ms jitter

C.

≤ 90 ms Latency and <30 ms jitter

D.

≤ 300 ms Latency and < 60 ms jitter

Question 65

Which two recommendations are made to optimize Cisco UCM configuration to reduce the number of toll fraud incidents in an organization? (Choose two.)

Options:

A.

Classify all route patterns as on-net and prohibit on-net to on-net call transfers in Cisco UCM service parameters.

B.

Classify all route patterns as on-net or off-net and prohibit off-net to off-net call transfers in Cisco UCM service parameters.

C.

Classify all route patterns as off-net and prohibit off-net to off-net call transfers in Cisco UCM service parameters.

D.

Inbound CSS on any gateway typically should have access to internal destinations and PSTN destinations.

E.

Inbound CSS on any gateway typically should have access to internal destinations only and not PSTN destinations.

Question 66

Which two functions are provided by Cisco Expressway Series? (Choose two.)

Options:

A.

voice and video transcoding

B.

voice and video conferencing

C.

interworking of SIP and H.323

D.

intercluster extension mobility

E.

endpoint registration

Question 67

Refer to the exhibit. Which route pattern can the Cisco UCM administrator apply to the configuration to allow calls to "1306.1316.1326,13*6.13#6” only?

Options:

A.

13XX

B.

13[25-8]6

C.

13!#

D.

13[A3-9)6

Question 68

What an advantage of using of the SIP OAuth mode in Cisco Jabber?

Options:

A.

secure signaling and media

B.

authentication of SIP messages

C.

reduced authentication times

D.

usage of self-signed certificates

Question 69

An administrator needs to stop the leading 9 from outbound calls on an IOS Voice Gateway and ensure that the system handles 911 emergency calls Which configuration is needed to accomplish this task?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 70

What is a characteristic of a SIP endpoint configured in Cisco UCM with ’Use Trusted Relay Point' set to "On’?

Options:

A.

It creates a trust relationship with the called party.

B.

It enables the Use Trusted Relay Point setting from the associated common device configuration.

C.

It enables Cisco UCM to insert an MTP or transcoder designated as a TRP.

D.

If TRP is allocated and MTP is also required for the endpoint. calls fail.

Question 71

Refer to exhibit.

A company recently deployed CISCO Jabber Users log in to Jabber by using their email address in a domain named

company com. The users report that they cannot register their telephony services when working from unless they use a VPN. An

engineer runs DNS lookup tool in Cisco Expressway-C to troubleshoot tie What IS me cause of the issue?

Options:

A.

The company com domain must be resolved only in Expressway-E

B.

There is a missing SRV record for the company.com domain.

C.

The TTL value for the company.com is too short.

D.

There must be only response for the company.com domain

Question 72

Refer to the exhibit. A collaboration engineer configures Cisco UCM to act as a DHCP server. What must be done next to configure the DHCP server?

Options:

A.

Restart the Cisco DHCP Monitor Service under Cisco Unified Serviceability

B.

Add the new DHCP server to the primary DNS server

C.

Restart the TFTP service under Cisco Unified Serviceability.

D.

Add a DHCP subnet to the DHCP server under Cisco UCM Administration.

Question 73

An engineer with ID0123456789 is designing a new dial plan for a customer that has offices in several countries on four continents around the world. This client also wants to integrate with a Microsoft Lync backend. Which dial plan type does the engineer recommend?

Options:

A.

H.323

B.

SIP URI

C.

E.164

D.

TEHO

Question 74

Which Cisco UCM configuration is required for SIP MWI integrations?

Options:

A.

Enable "Accept presence subscription" on the SIP Trunk Security Profile.

B.

Select "Redirecting Diversion Header Delivery - Outbound" on the SIP trunk.

C.

Enable "Accept unsolicited notification" on the SIP Trunk Security Profile.

D.

Select "Redirecting Diversion Header Delivery - Inbound" on the SIP trunk.

Question 75

What are two characteristics of QoS traffic policing? (Choose two.)

Options:

A.

Traffic policing can be applied to outbound traffic on an interface.

B.

Traffic policing can be applied to inbound traffic on an interface.

C.

Traffic policing uses scheduling functions to transmit delayed packets.

D.

When traffic rate equals the configured maximum rate, excess traffic is remarked

E.

Traffic policing queues excess packets.

Question 76

A collaboration engineer must optimize the dial plan within Cisco UCM. There are multiple remote sites. And each site has its own route patterns and local gateways. What should the engineer do on the cisco UCM to optimize the dial plan?

Options:

A.

Configure a Standard Local Route Group to use a single route pattern for all calls within the cluster.

B.

Create a centralized dial plan with a Cisco UCM Session Management Edition cluster or a Cisco gatekeeper.

C.

Implement ILS with GDPR so the dial plan can dynamically replicate across clusters.

D.

Leverage Cisco UCM Express as SRST so the phones can have more features at each remote site

Question 77

Refer to the exhibit. Endpoint A calls endpoint B. What is the only audio codec that is used for the call?

Options:

A.

G722/8000

B.

Telephone-event/8000

C.

G7221/16000

D.

PCMA/8000

Question 78

Why does Cisco UCM use DNS?

Options:

A.

lt provides certificate-based security for media

B.

lt resolves FQDN to IP address resolution for trunks

C.

it connects endpoints to single sign-on services.

D.

lt provides SRV resolution to the endpoints registered

Question 79

What are two common attributes of XMPP XML stanzas? (Choase two.)

Options:

A.

from

B.

to

C.

destination

D.

version

E.

Source

Question 80

Where is it recommended to enforce the QoS trust boundary on a network?

Options:

A.

LAN access ingress and the WAN access ingress

B.

LAN access egress

C.

LAN access ingress

D.

LAN access egress and the WAN access egress

Question 81

An engineer is configuring a phone system CISCO UCM and wants to activate TFTP service. The engineer selects the serviceability page for configuration. Which nodes configurable for TFTP?

Options:

A.

any two nodes

B.

any node

C.

only nodes that have Cisco UCM service enabled

D.

any subscriber nodes

Question 82

Which command must be defined before an administrator changes the linecode value on an ISDN T1 PRI in slot 0/2 on an IOS-XE gateway?

Options:

A.

isdn incoming-voice voice

B.

pri-group timeslots 1-24

C.

card type t1 0 2

D.

voice-port 0/2/0:23

Question 83

Refer to the exhibit.

What causes the PRI issue?

Options:

A.

The controller shut down

B.

The cable is unplugged

C.

The framing is configured incorrectly

D.

The clock source is incorrect.

Question 84

After an engineer runs the utils ntp status command on the Cisco Unified Communications Manager publisher, the stratum value is 16. Which issue can the

Cisco Unified CM cluster experience?

Options:

A.

Unified CM sends an NTPv4 packet.

B.

Database replication is not synchronized on the Unified CM nodes.

C.

The cluster loses access to port 124 at the firewall.

D.

The date/time group on all phones defaults to the time zone of the engineer.

Question 85

Which certificate does the Disaster Recovery System in Cisco UCM use to encrypt its communications?

Options:

A.

Cisco Tomcat

B.

CAPF

C.

Cisco CallManager

D.

IPsec

Question 86

What must be configured on a Cisco Unity Connection voice mailbox to access the mailbox from a secondary device?

Options:

A.

mobile user

B.

alternate names

C.

alternate extensions

D.

Attempt Forward routing rule

Question 87

A user dials 9011841234567 to reach Vietnam. Which steps send the call to the PSTN provider as 011841234567?

A)

B)

C)

D)

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 88

Which two technical reasons make QoS a necessity in a video deployment? (Choose Two)

Options:

A.

Low response time between endpoints

B.

Provisioned bandwidth of the link

C.

Variable bit rate of the video stream

D.

Bursly behavior of video traffic

Question 89

When configure Cisco UCM,which configuration enables phones to automatically reregister to a Cisco UCM publisher 'when the connection to the subscriber is lost?

Options:

A.

SRST

B.

Route Group

C.

Cisco UCM

D.

Device Pool

Question 90

To provide high-quality voice and take advantage of the full voice feature set, which two access layer switches provide support?

Options:

A.

Use multiple egress queues to provide priority queuing of RTP voice packet streams and the ability to classify or reclassify traffic and establish a network trust boundary.

B.

Use 802, 1Q trunking and 802.1p for proper treatment of Layer 2 CoS packet marking on ports with phones connected.

C.

Implement IP RTP header compression on the serial Interface to reduce the bandwidth required per voice call on point-to-point links.

D.

Deploy RSVP to improve VoIP QoS only where it can have a positive impact on quality and functionality where there is limited bandwidth and frequent network congestion.

E.

Map audio and video streams of video calls (AF41 and AF42) to a class-based queue with weighted random early detection.

Question 91

Refer to the exhibit.

You deploy Mobile and Remote Access for Jabber and discover that Jabber for Windows does not register to cisco Unified Communications Manager while outside of the office. What is a cause of this issue?

Options:

A.

The DNS record should be created for _ cisco-uds._tcp example.com.

B.

The DNS record should be changed from _collab-edge._tls example.com.

C.

The DNS record type should be changed from SRV to A.

D.

Server 4.2.2.2 is not a valid DNS server.

Question 92

An administrator troubleshoots call flows and suspects that there are issues with the dial plan. Which tool enables a quick analysis of the dial plan and provides call flows of dialled digits?

Options:

A.

Cisco Dial Plan Analyzer

B.

Dial Plan Analyzer

C.

Digit Analysis Analyzer

D.

Dialed Number Analyzer

Question 93

When setting a new primary DNS server in the Cisco UCM CLI what is required for the change to take affect?

Options:

A.

restart of CallManager service

B.

restart of DirSync service

C.

restart of the network service

D.

restart of TFTP service

Question 94

Which DiffServe PHB preserves backward compatibility with any IP precedence scheme?

Options:

A.

expedited forwarding

B.

class selector

C.

assured forwarding

D.

default

Question 95

How does Cisco UCM perform a digit analysis on-hook versus off-hook for an outbound call from a Cisco IP phone that is registered to Cisco UCM?

Options:

A.

On-hook. by pressing the digits and entering "#" to process the call. UCM performs a digit-by-digit analysis; off-hook. UCM analyzes all digits as a string.

B.

On-hook. no digit analysis is performed; off-hook. UCM requires the '#" to start the digit analysis

C.

On-hook. UCM performs a digit-by-digit analysis; off-hook. UCM considers all digits were dialed and does not wait for additional digits.

D.

On-hook. UCM considers all digits were dialed and does not wait for additional digits; off-hook. UCM performs a digit-by-digit analysis.

Question 96

After an administrator installs the Cisco jabber Client, it fails to register with the cisco UCM server. Which two actions should be taken to troubleshoot this problem? (Choose two.)

Options:

A.

Verify the installation of the LMHOST file on the PC.

B.

Verify the configuration of the DNS SRV record.

C.

Verify corporate firewall settings for client connections.

D.

Verify Layer 3 connectivity on the gateway.

E.

Reboot the Cisco Unified Border Element Gateway.

Question 97

Which behavior occurs when Cisco UCM has a CallManager group that consists of two subscribers?

Options:

A.

Endpoints attempt to register with the bottom subscriber in the list.

B.

Endpoints attempt to register with the top subscriber in the list.

C.

Endpoints attempt to register with both subscribers in a load-balanced method.

D.

If a subscriber is rebooted, endpoints deregister until the rebooted system is back in service.

Question 98

An administrator troubleshoots a DNS issue with Cisco UCM and observes that the hostname resolution returns the wrong IP address The DNS team Informs the administrator that the A'AAA record was recently updated on the DNS server Which action must be taken on Cisco UCM to reflect the correct entries?

Options:

A.

Flush the current cache using this CLl command admin utils network name-service hosts cache Invalidate

B.

Delete me arp entry of the host utils network arp delete

C.

Flush the current cache vising this CLl command admin:utils network name-service hosts cache validate

D.

Restart the DNS server to Hush any stale entries

Question 99

How does traffic policing respond to violations?

Options:

A.

Excess traffic is dropped.

B.

Excess traffic is retransmitted.

C.

All traffic is treated equally.

D.

Excess traffic is queued.

Question 100

What is the function of the Cisco Unity Connection Call Handler?

Options:

A.

routes calls to a user based on caller input

B.

queues calls

C.

allows customized scripts for IVR capabilities

D.

searches a list of extensions until the call is answered

Question 101

After an engineer implements the FAC and CMC features together, users report that calls take almost one minute to complete and that they occasionally hear the reorder tone. Which two actions address this issue?( Choose two)

Options:

A.

Adjust the T302 timer from the default of 15 seconds to 5 seconds to shorten the interdigit timer

B.

Change the code if the problem persists

C.

Advise the user to hang up and try again

D.

Do not wait for the tones immediately dial the FAC and CMC

E.

Advise the user to press the"#"button after dialing the FAC and CMC codes

Question 102

The chief technology officer at a company must onboard devices to the cloud A workspace is created in Cisco Webex Control Hub for every device. What must be generated to complete the on boarding process?

Options:

A.

16-digit activation code to share with all the devices

B.

16-digit activation code for each devices

C.

15-digit activation code for each devices

D.

15-digit activation code to share with at all devices

Question 103

Which SNMP service must be active manually after Cisco UCM is installed?

Options:

A.

Connection SNMP Agent

B.

Host Resources Agent

C.

SNMP Master Agent

D.

Cisco CallManager SNMP

Question 104

Which two conditions must a user meet to provision a new device using the self-provisioning feature? (Choose two.)

Options:

A.

The user must have the appropriate universal device template linked to the linked to the user profile.

B.

The user must have at least one user device profile assigned.

C.

The user must have a primary extension.

D.

At least DNs must be assigned to the user device.

E.

The user must be part of “standard CCM Super User”.

Question 105

Given this H.323 gateway configuration and using Cisco best practices, how must the called party transformation pattern be configured to ensure that a proper ISDN type of number is set?

Options:

A.

B.

C.

D.

Question 106

A collaboration engineer configures Global Dial Plan Replication for multiple Cisco UCM clusters. The local cluster acts as the hub cluster, and the remaining clusters act as spoke clusters Which service must the engineer configure on the local cluster’

Options:

A.

Intercluster Lookup Service

B.

Location Conveyance on intercluster SIP trunks

C.

Intra-Cluster Communication Signaling

D.

Mobility Cross Cluster

Question 107

When multiple potential patterns are present, which two things are considered when Cisco UCM selects a destination pattern? (Choose two.)

Options:

A.

The pattern matches the shortest explicit prefix.

B.

The pattern does not match the dialed string.

C.

The pattern represents the smallest number of endpoints.

D.

The pattern matches the dialed string.

E.

The pattern represents the largest number of endpoints.

Question 108

Which two DNS records must be created to configure Service Discovery for on-premises Jabber? (Choose two.)

Options:

A.

_cisco-uds._tls.cisco.com pointing to the IP address of Cisco UCM

B.

_cuplogin_tcp.cisco.com pointing to a record of IM and Presence

C.

_cuplogin._tls.cisco.com pointing to the IP address of IM and Presence

D.

_cisco-uds.tcp.cisco.com pointing to a record of Cisco UCM

E.

_xmpp.tls.cisco.com pointing to a record of IM and Presence

Question 109

What is an advantage of using Cisco Webex Control HuB?

Options:

A.

enables the provisioning, administration, and management of Webex services and Webex Hybrid Services

B.

brings Video, audio, and web communication together to meet the collaboration needs of the modern workplace

C.

provides streamlined communication and collaboration for a hybrid workforce

D.

offers easy contact management, centralized administration, and centralized configuration management

Question 110

An engineer must configure a SIP route pattern using domain routing with destination +13135551212. The domain ciscocm1.jupiter.com resolves to 192.168.1.3. How must the IPV4 Pattern be configured?

Options:

A.

+13135551212@192.168.1.3

B.

ciscocm1.jupiter.com

C.

\+13135551212@192.168.1.3

D.

192.168.1.3

Question 111

A network administrator deleted a user from the LDAP directory of a company. The end user shows as Inactive LDAP Synchronized User in Cisco UCM. Which step is next to remove this user from Cisco UCM?

Options:

A.

Delete the user directly from Cisco UCM.

B.

Wait 24 hours for the garbage collector to remove the user.

C.

Restart the Dirsync service after the user is deleted from LDAP directory.

D.

Execute a manual sync to refresh the local database and delete the end user.

Question 112

What is an indicator of network congestion in VoIP communications?

Options:

A.

jitter increase due to variable delay

B.

discards in the interface of routers and switches

C.

video loss due to video frame corruption

D.

gaps in the voice due to packet loss

Question 113

An engineer must configure switch port 5/1 to send CDP packets to configure an attached Cisco IP phone to trust tagged traffic on it’s access port. Which command is required to complete the configuration?

Options:

A.

platform qos trust extend cos 3

B.

platform qos trust extend

C.

platform qos extend trust

D.

platform qos trust extend cos 5

Question 114

What should be used to detect common issues on a Cisco IOS XE-based Local Gateway and generate an email?

Options:

A.

Real-Time Monitoring Tool

B.

diagnostic signatures

C.

syslog

D.

SNMP

Question 115

An engineer is trying to add a new subscriber to the cluster of Cisco UCM. and the synchronization is failing. The engineer obtained the output from the publisher and noticed the error Based on the output, what is the issue?

Options:

A.

The NTP server is running out of space in the hard drive, which prevents the cluster service from starting.

B.

The NTP service is pointing to the wrong publisher.

C.

The NTP server for Cisco UCM must be stratum 6 or higher.

D.

The NTP server must be replaced by another server with NTP stratum 1, 2, or 3 running version NTPv4.

Question 116

An administrator is trying to change the default LINECODE for a voice ISDN T1 PRI. Which command makes this change?

Options:

A.

linecode ami

B.

linecode b8zs

C.

linecode hdb3

D.

linecode esf

Question 117

What is a characteristic of Cisco UCM translation patterns?

Options:

A.

Configure routing based on the calling party number for the next hop.

B.

When there is a match, the call is routed to the specified destination in the translation pattern.

C.

When a dialed number is manipulated in a translation pattern, the dialed number is written to the call detail record.

D.

Never configure a partition for a translation pattern.

Question 118

Where in Cisco UCM are codec negotiations configured for endpoints?

Options:

A.

under device profiles in device settings

B.

in in-service parameters

C.

under regions using preference lists

D.

in enterprise parameters

Question 119

What is a description of the DiffServ model used for implementing QoS?

Options:

A.

AF41 has higher drop precedence than AF42. which has higher drop precedence than AF43.

B.

Voice and video calls are marked with different DSCP values and placed in different queues.

C.

AF43 has higher drop precedence than AF42 but lower drop precedence than AF41.

D.

RTP traffic from voice and video calls is marked EF and placed in the same queue.

Question 120

Which IP precedence value maps to DSCP EF?

Options:

A.

0

B.

1

C.

3

D.

5

Question 121

An administrator is configuring LDAP tor Cisco UCM with Active Directory integration. A customer has requested to use “ipphone” instead of “telephoneNumber” as the phone number attribute. Where does the administrator specify this attribute mapping in Cisco UCM?

Options:

A.

LDAP Custom Filter

B.

LDAP Directory user fields

C.

LDAP Directory custom user fields

D.

LDAP Authentication

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