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

Question 1

According to QoS guidelines, what is the packet loss for streaming video?

Options:

A.

Not more than 8%

B.

Not more than 1%

C.

Not more than 3%

D.

Not more than 5%

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Question 2

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 3

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

Question 4

An engineer must manually provision a Cisco IP Phone 8845 using SIP. Which two fields must be configured for a successful provision? (Choose two.)

Options:

A.

media resources group list

B.

CSS

C.

location

D.

device security profile

E.

SIP profile

Question 5

What happens to voice packets from a Cisco 8845 IP phone in the QoS trust boundary?

Options:

A.

The voice packets are not trusted, and the access layer switch reclassifies the packets.

B.

The voice packets are classified by the phone, and the classification is accepted

C.

The voice and access layer switch negotiate the classification of packets

D.

Cisco UCM determines how the voice packers are classified.

Question 6

What are two differences between media flow-around and media flow-through on cisco unified Border element? (Choose two.)

Options:

A.

When using media flow-around, the can signaling goes through the Cisco Unified Border Element, but media is not passed through It.

B.

When using media flow-through, call signaling goes through the Cisco Unified Border Element, but media does not

C.

When using media flow-through, the call signaling and media are passed through the Cisco Unified Border Element

D.

When using media flow-through, the call signaling goes through the Cisco Unified Border Element, but media is not passed through When using media flow-around, both call signaling and media do not go through the Cisco Unified Border Element

Question 7

Which configuration on Cisco UCM is required for SIP MWl to work?

Options:

A.

Assign an MWl extension on the mailbox.

B.

The line partition must be inside the inbound CSS assigned to the CUC SIP trunk.

C.

The line partition must be inside the rerouting CSS assigned to the Cisco Unity Connection SIP trunk.

D.

Set the"Enable message waiting indicator" on the port group.

Question 8

What is required for Cisco UCM to accept SIP calls with a URI in the format of 'sip:2001@cucmpub.cisco.com'?

Options:

A.

Define Cluster Fully Qualified Domain Name under Servers in Cisco UCM.

B.

Change the Destination Address to a Fully Qualified Domain Name on the SIP trunk.

C.

Define Cluster Fully Qualified Domain Name in Enterprise Parameters.

D.

Set the SIPS URI Handling to True in CallManager Service Parameters.

Question 9

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 10

The IP phones al a customer site do not pick an IP address from the DHCP An engineer must temporarily disable LLDP on all ports of the switch to leave only CDP. Which two commands accomplish this task? (Choose two.)

Options:

A.

Switch# copy running-config startup-config

B.

Switch(config)# no lldp run

C.

Switch# configure terminal

D.

Switch(conlicj)# interface GigabitEthernet1/0/1

E.

Switch(config># no lldp transmit

Question 11

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 12

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 13

An engineer deploys a Cisco Expressway-E server for a customer who wants to utilize all features on the server. Which feature does the engineer configure on the Expressway-E?

Options:

A.

H.323 endpoint registrations

B.

Mobile and Remote Access

C.

SIP gateway for PSTN providers

D.

VTC bridge

Question 14

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

Options:

A.

6

B.

5

C.

4

D.

3

Question 15

In the cisco expressway solution, which two features does mobile and Remote access provide? (Choose two)

Options:

A.

VPN-based enterprise access for a subset of Cisco Unified IP Phone models

B.

secure reverse proxy firewall traversal connectivity

C.

the ability 10 register third-party SIP or H 323 devices on Cisco UCM without requiring VPN

D.

the ability of Cisco IP Phones to access the enterprise through VPN connection

E.

the ability for remote users and their devices to access and consume enterprise collaboration applications and services

Question 16

When a call Is delivered to a gateway, the calling and called party number must be adapted to the PSTN service requirements of the trunk group. If a call is destined locally, the + sign and the explicit country code must be replaced with a national prefix. For the same city or region, the local area code must be replaced by a local prefix as applicable. Assuming that a Cisco UCM has a SIP trunk to a New York gateway (area code 917). which two combinations of solutions localize the calling and called party for a New York phone user? (Choose two.)

Options:

A.

B.

C.

D.

E.

Question 17

Which command in the MGCP gateway configuration defines the secondary Cisco UCM server?

Options:

A.

ccm-manager redundant-host

B.

ccm-manager fallback-mgcp

C.

mgcpapp

D.

mgcp call-agent

Question 18

Callers from a branch report getting busy tones intermittetly when trying to reach colleagues in other office branches during peak hours. An engineer collects Cisco

CallManager service traes to examine the situation. The traces show:

What should be fixed to resolve the issue?

Options:

A.

class of service configuration

B.

region configuration

C.

geolocation configuration

D.

codec configuration

Question 19

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 20

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 21

-

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 22

An employee of company ABC just quit. The IT administrator deleted the employee’s user id from the active directory at 10 a m. on March 4th The nightly sync occurs at 10 p.m. daily. The IT administrator wants to troubleshoot and find a way to delete the user id as soon as possible How is this issue resolved?

Options:

A.

Wart until 10 pm on March 4th when the user is automatically removed from Cisco UCM.

B.

Wait until 10 pm on March 5th when the user is automatically removed from Cisco UCM.

C.

Wait until 3 15 a.m. on March 6th for garbage collection to remove the user from Cisco UCM.

D.

Wait until 315am on March 5th for garbage collection to remove the user from Cisco UCM.

Question 23

Which transport protocol does the application layer protocol SNMP use?

Options:

A.

HTTP

B.

XML

C.

UDP

D.

SIP

Question 24

Refer to the exhibit. A user takes a phone from San Francisco to New York for a short reassignment. The phone was set up to use the San Francisco device pool, and device mobility is enabled on the Cisco UCM. The user makes a call that matches a route pattern in a route list that contains the Standard Local Route Group. To where does the call retreat?

Options:

A.

The call fails because device mobility is turned on, and the phone is not configured in New York. The engineer must configure which sites the device should be roaming to.

B.

The call egresses in San Francisco because the user uses device mobility and is allowed to roam while still keeping the number and resources assigned in San Francisco.

C.

The call fails because the Standard Local Route Group is being used only it no configuration is set for the device pools.

D.

The call egresses in New York because the device automatically is assigned a New York device pool and uses the local gateway.

Question 25

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 26

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 27

Refer to the exhibit A call from +1 613 555 1234 that is sent out through the Nice Gateways should result in a calling party of 001 613 555 1234 with the numbering type "international' Which configuration accomplishes this goal?

Options:

A.

\+.001! pre-dot 1 international

B.

\+1.1 none pre-dot 001 international

C.

\+.! pre-dot 00 international

D.

613XXXXXXX none +011 internationa

Question 28

A network engineer at Cisco.com has 30 video endpoints registered to Cisco UCM 12.5.x. Which type of pattern must the engineer create to allow the video endpoints to dial meet.cisco.com?

Options:

A.

Translation pattern with the pattern: meet.cisco.com, choose the correct partition and route list.

B.

Route pattern with the pattern: meet.cisco.com, choose the correct partition and route list.

C.

SIP route pattern with the pattern: meet.cisco.com, and choose the correct partition and route list.

D.

Route group with the pattern: meet.cisco.com, choose the correct partition and route list.

Question 29

Which type of input is required when configuring a third-party SIP phone?

Options:

A.

digest user

B.

manufacturer

C.

serial number350-801 2023-4

D.

authorization code

Question 30

An administrator is troubleshooting an issue where an 8845 is not joining the correct voice VLAN configuration from a switch and they believe that LLDP is the issue Which command allows the administrator to see the packets sent from the phone to the switch?

Options:

A.

show IIdp status

B.

show IIdp traffic

C.

show IIdp

D.

show IIdp run

Question 31

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 32

A remote office has a less-than-optimal WAN connection and experiences packet loss, delay and jitter. Which VoIP codec is used in this situation?

Options:

A.

G722.1

B.

iLBC

C.

G.711alaw

D.

G.729A

Question 33

Which two types of trunks can be used when configuring a hybrid Local Gateway for Cisco Webex Calling? (Choose Two.)

Options:

A.

TLS-based

B.

certificate-based

C.

registration-based

D.

authentication-based

E.

OAuth-based

Question 34

What is the purpose of the Disaster Recovery System in Cisco UCM?

Options:

A.

to transparently present failover process events to users

B.

to provide data backup and restore by using an SFTP server

C.

to create and manage Cisco UCM backup clone servers

D.

to speed up the rebuilding of a crashed Cisco UCM server

Question 35

Exhibit.

Refer the exhibit. A collaboration engineer needs to replace the original, single NTP

server that was configured during the inital install of a Cisco UCM server. What is the first

step to accomplish this task?

Options:

A.

Restart the NTP service on Cisco UCM

B.

Delete the original NTP server from Cisco UCM

C.

Stop the NTP service on Cisco UCM

D.

Enable NTP authentication for the new NTP server on Cisco UCM

Question 36

A collaboration engineer must configure Cisco Unified Border Element to support up to five concurrent outbound calls across an Ethernet Link with a bandwidth of 160 kb to the Internet Telephony service provider. Which set of commands allows the engineer to complete the task without compromising voice quality?

A)

B)

C)

D)

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 37

Which values must be enabled to set up QoS for video conferencing on a VoIP network?

Options:

A.

CS4 and DSCP 32

B.

AP41 and DSCP 34

C.

AF31 and DSCP 34

D.

CS3 and DSCP 24

Question 38

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 39

Which configuration concept allows for high-availability on IM and Presence services in a UC environment?

Options:

A.

IM and Presence subclusters (configured on Cisco UCM)

B.

Presence Redundancy Groups (configured on Cisco Unified IM and Presence)

C.

IM and Presence subclusters (configured on Cisco Unified IM and Presence)

D.

Presence Redundancy Groups (configured on Cisco UCM)

Question 40

Which set of four functions are performed by Cisco Unified Border Element?

Options:

A.

session control, security, interworking, and demarcation

B.

PRI connections, security, faxing, and border enforcement

C.

session control, meet-me conferencing, interworking. and demarcation

D.

session control, security. SIP. and H.323

Question 41

An engineer is deploying Webex app on Microsoft Windows computers. The engineer wants to ensure that the end users do not receive pop-IQ dialogues %'hen they start the application 'Much two actions ensure the end users are not promted to accept the end-user license (Choose two )

Options:

A.

Set the DELETEUSERDATA=r installation argument

B.

Set the "HKEY_LOCAL_MACHINE,.Software'«WOW6432Node .CiscoCollabHost -Eula_disable

C.

Set the "HKEY_LCX^M._MACHINE .SoftwareCiscoCollabHo$t€ula Setting registry Eula_disable

D.

Set the DEFAULT^'THEMEs-Dark"" installation argument

E.

Set the "/quiet installation argument

Question 42

Refer to the exhibit. An administrator configured a codec preference list with 0,122 and ILBC codecs. Which change must the administrator make in the dial-peer section of the configuration to use this list?

Options:

A.

add voice-codecs 20

B.

add session codec 20

C.

add codec preference 20

D.

add voice-class codec 20

Question 43

An engineer is integrating Unity Connection with Cisco UCM. Which two actions must be configured so that recording and playback from the IP phones works at all times, including peak traffic hours? (Choose two.)

Options:

A.

Increase the number of voice ports.

B.

If it's a Unity Connection Cluster, ensure that replication is fine and not in split-brain mode.

C.

The phone system to which the phones are registered in Unity Connection has the Default Trap Switch check box enabled.

D.

Add dedicated dial-out ports with the allow trap connections setting selected.

E.

Ensure that you have set up SIP Digest Authentication on the SIP trunk security profile.

Question 44

Refer to the exhibit. Which codec should an engineer select for a call mode between “Dallas- REG” & “Austin-REG”?

Options:

A.

MP4A-LATM

B.

G.729

C.

OPUS

D.

G.711

Question 45

What is a capability of the call forwarding feature in a Cisco Webex dial plan?

Options:

A.

device pool selection

B.

Call Admission Control

C.

business continuity

D.

ringtone selection

Question 46

Which DSCP marking is represented as 101110 in an IP header?

Options:

A.

EF

B.

CS3

C.

AF41

D.

AF31

Question 47

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 48

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 49

Refer to the exhibit. What is the result of applying these two rules to a voice translation profile for use with an ISDN T1 PRI on a Cisco Voice Gateway?

Options:

A.

The leading Plus is stripped from the numeric phone number.

B.

The ISDN Plan is modified to the administrator's defined value.

C.

Any zero is stripped from the numeric phone number.

D.

The ISDN Type is modified to the administrator's defined value.

Question 50

An administrator is developing an 8-class QoS baseline model. The CS3 standards-based marking recommendation is used for which type of class?

Options:

A.

Scavenger

B.

best effort

C.

voice

D.

call signaling

Question 51

An end user at a remote site is trying to initiate an Ad Hoc conference call to an end user at the main site. The conference bridge is configured to support G.711. The remote user's phone only supports G.729. The remote end user receives an error message on the phone: "Cannot Complete Conference Call." What is the cause of the issue?

Options:

A.

The remote phone does not have the conference feature assigned.

B.

A software conference bridge is not assigned.

C.

A Media Termination Point is missing.

D.

The transcoder resource is missing.

Question 52

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 53

Which location must be assigned to the SIP trunk to replicate enhanced location information via a SIP trunk?

Options:

A.

phantom

B.

replica

C.

hub_none

D.

shadow

Question 54

An engineer configures a SIP trunk for MWI between a Cisco UCM cluster and Cisco Unity Connection. The Cisco UCM cluster fails to receive the SIP notify messages. Which two SIP trunk settings resolve this issue? (Choose two.)

Options:

A.

accept out-of-dialog refer

B.

accept out-of-band notification

C.

transmit security status

D.

allow changing header

E.

accept unsolicited notification

Question 55

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 56

What are two functions of Cisco Expressway in the Collaboration Edge? (Choose two.)

Options:

A.

Expressway-C provides encryption (or Mobile and Remote Access but not (or business-to-business communications.

B.

The Expressway-C and Expressway-E pair can enable connectivity from the corporate network to the PSTN via a T1/E1 trunk.

C.

The Expressway-C and Expressway-E pair can interconnect H.323-to-SIP calls for voice.

D.

Expressway-E provides a VPN entry point for Cisco IP phones with a Cisco AnyConnect client using authentication based on certificates.

E.

Expressway-E provides a perimeter network that separates the enterprise network from the Internet.

Question 57

Refer to the exhibit.

A call is falling to establish between two SIP Devices The called device answers with these SOP Which SOP parameter causes issue?

Options:

A.

The calling device did not offer a ptime value

B.

The media stream is set to send only

C.

The payload for G.711ulaw must be 18.

D.

The RTP port is set to 0.

Question 58

An engineer encounters third-party devices that do not support Cisco Discovery Protocol. What must be configured on the network to allow device discovery?

Options:

A.

LLDP

B.

TFTP

C.

LACP

D.

SNMP

Question 59

What are two key features of the Expressway series? (Choose two.)

Options:

A.

VPN connection toward the internal UC resources

B.

SIP header modification

C.

B2B calls

D.

device registration over the Internet

E.

IP to PSTN call connectivity

Question 60

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 61

A Company s employees have been complaining that they have been unable to select options on the internal IVR of the help desk. IT support has been given Cisco UCM traces and below is the snippet of the SDP of the INVITE packet.

How is this issue resolved?

Options:

A.

Configure CODEC for G.729.

B.

Configure DTMF for KPML.

C.

Configure CODEC for G.722.

D.

Configure DTMF for RFC 2833.

Question 62

Refer to the exhibit. An engineer configures ISDN on a voice gateway. The provider confirms that the PRI is configured with 10 channels the engineer ordered and is working from the provider side, but the engineer cannot get a B-channel to carry voice. The rest of the configuration for the serial interface and voice network is functioning correctly. Which actions must be taken to carry voice?

Options:

A.

The engineer must activate the controller card on the voice gateway before configuring the device.

B.

The engineer used a T1 interface but must use an E1 interface.

C.

The pri-group timeslots command must be 0-9 for the 10 channels because all values on a router start with 0.

D.

The engineer must manually revert the order of using the channels.

Question 63

An engineer must create a route pattern for a SIP trunk with the pattern named Unity_Con_SIP_Trunk and a voicemail pilot number 8000/< None > in Cisco Unity Connection. Which value must the engineer enter for the Gateway/Route List field?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 64

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 65

An engineer encounters third-party devices that do not support Cisco Discovery Protocol. What must be configured on the network to allow device discovery?

Options:

A.

LLDP

B.

TFTP

C.

LACP

D.

SNMP

Question 66

Which information is needed to restore the backup of a Cisco UCM publisher successfully?

Options:

A.

the TFTP server details

B.

the application credentials for Cisco UCM

C.

the security password for Cisco UCM

D.

the FTP server details

Question 67

Regarding SIP integrations with Cisco Unified Communications Manager, if the Cisco Unity Connection is configured to listen for incoming IPv4 and IPv6 traffic, how should the addressing mode be set up in the Cisco Unity Connection?

Options:

A.

Set up is not required.

B.

Set up for each group to use IPv4 and IPv6.

C.

Set up media ports for each port group to use IPv4.

D.

Set up IPv4 and IPv6 in Cisco Unified CM.

Question 68

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 69

When designing the capacity for a Cisco UCM 12.x cluster, an engineer must decide which VMware template will be used for each node. What is the lowest number of users supported in a template and the highest number of users in a template?

Options:

A.

750 and 15.000 users

B.

750 and 10.000 users

C.

500 and 10.000 users

D.

1000 and 10.000 users

Question 70

Why is an end user’s PC device not included 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 may Incorrectly tag their traffic k> be prioritized over other network traffic.

C.

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

D.

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

Question 71

Which values must be enabled to set up QoS for video conferencing on a VoIP network?

Options:

A.

CS4 and DSCP 32

B.

AP41 and DSCP 34

C.

AF31 and DSCP 34

D.

CS3 and DSCP 24

Question 72

Where in Cisco UCM is restrictions on audio bandwidth configured?

Options:

A.

location

B.

partition

C.

region

D.

serviceability

Question 73

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 74

Which characterstic of distributed class- based weighted fair queueing addresses jitter

prevention?

Options:

A.

It provides additional granularity by allowing a user to create classes

B.

It minimizes jitter by implementing a priority queue for voice traffic

C.

It uses a priority queue for voice traffic to avoid jitter.

D.

It provides additional granularity by allowing a user to define custom class

Question 75

Refer to the exhibit. The translation rule is configured on the voice gateway to translate DNIS. What is the outcome if the gateway receives 0255-343-1234 as DNIS?

Options:

A.

The translation rule is not matched because DNIS does not end with a "$".

B.

The translation rule is matched and the translated number is 02553431234.

C.

The translation rule is matched and the translated number is 025553431234.

D.

The translation rule is not matched because DNIS contains"-".

Question 76

What will Differserv provide?

Options:

A.

traffic classification

B.

scheduling technique

C.

service differentiation

D.

queuing mechanism

Question 77

What are two QoS requirements for VoIP traffic?

Options:

A.

Voice traffic must be marked "to DSCP EF.

B.

Loss must be no more man 1 percent.

C.

Voice traffic must be marked to DSCP AF41.

D.

One-way latency must be no more than 200 ms.

E.

Average one-way jitter is greater than 50 ms.

Question 78

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 79

Callers from a branch report getting busy tones intermittetly when trying to reach colleagues in other office branches during peak hours. An engineer collects Cisco

CallManager service traes to examine the situation. The traces show:

What should be fixed to resolve the issue?

Options:

A.

class of service configuration

B.

region configuration

C.

geolocation configuration

D.

codec configuration

Question 80

Location-based call admission control is used in Cisco UCM to control the amount of bandwidth allowed between predefined locations. What must be considered when calculating the number of calls that can be made?

Options:

A.

A limit of 900 kb is the total amount of bandwidth used for the sum of calls. The use of compression does not impact the amount of calls because only the codec definition is considered when calculating the CAC in Cisco UCM

B.

A limit of 900 kb is the total amount of actual used RTP traffic so the oversubscription can be done for multiple calls adding its maximum RTP stream requirements.

C.

A limit of 900 kb is the total amount of bandwidth used for the sum of the media and signaling in the calls The system allows for an actual of 20% overhead of IP packet headers This is to compare the use of ISDN lines with no IP overhead.

D.

A limit of 900 kb is the total amount of bandwidth used for the sum of calls of the defined codec including headers and media traffic

Question 81

An engineer deploys a Cisco Expressway-E server for a customer who wants to utilize all features on the server. Which feature does the engineer configure on the Expressway-E?

Options:

A.

H.323 endpoint registrations

B.

Mobile and Remote Access

C.

SIP gateway for PSTN providers

D.

VTC bridge

Question 82

Which method is used to avoid toll fraud with Cisco Unified Communications Manager calls?

Options:

A.

Call policy service

B.

Default zone access rules

C.

TOLLFRAUD_APP

D.

Class of service

Question 83

What happens to voice packets from an 8845 Cisco IP Phone at a properly configured QoS trust boundary?

Options:

A.

The phone and access layer switch negotiate the classification of packets.

B.

Cisco UCM determines how the voice packets are classified.

C.

The voice packets are classified by the phone and the classification is accepted.

D.

The voice packets are not trusted, and the access layer switch reclassifies the packets.

Question 84

Which option must be used when configuring the Local Gateway for a Cisco Webex Calling trunk?

Options:

A.

local authentication

B.

certificate-based

C.

mutual TLS

D.

Auth-based

Question 85

Which two features will access layer switches provide support providing high-quality voice and taking advantage of the full voice feature set? (Choose two.)

Options:

A.

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

B.

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.

C.

Map audio and video streams of video calls (AF41 andAF42) to a class-based queue with weighted random early detection.

D.

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

E.

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

Question 86

Which DSCP value and PHB equivalent are the default for audio calls?

Options:

A.

48 and EF

B.

34 and AF41

C.

32 and AF41

D.

32 and CS4

Question 87

Which value should be changed when each Cisco UCM node does not allow for more than 5000 phones to be registered?

Options:

A.

Maximum Number of Registered and Unregistered Devices service parameter on each node

B.

Minimum Number of Phones service parameter on each node

C.

Maximum Number of Registered Devices service parameter on each node

D.

Maximum Number of Phones service parameter on the Publisher

Question 88

A customer is deploying a SIP IOS gateway for a customer who requires that in-band DTMF relay is first priority and out-of-band DTMF relay is second priority. Which 10$ entry sets the required priority?

Options:

A.

dtmf-relay cisco-rtp

B.

dtmf-relay sip-kpml cisco-rtp

C.

sip-notify dtmf-relay rtp-nte

D.

dtmf-relay rtp-nte sip-notify

Question 89

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 90

An engineer must add resources to a Cisco Catalyst gateway that is currently used to route calls to and from the PSTN to provide these additional services:

• conferencing

• transcoding

What must be added to the gateway?

Options:

A.

digital signal processor

B.

hardware transcoder

C.

MTP

D.

Cisco IP Voice Media Streaming application

Question 91

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 92

An administrator must make a pattern to route calls to two different destinations john doe@company com and jane doe@company com Which type of patterns are needed in the Cisco UCM. and what must the pattern look like?

Options:

A.

A SIP route pattern that looks like the *@company.com

B.

A SIP route pattern that looks like this company.com

C.

A regular route pattern with URI feature enable in the configuration page. The pattern

must look like this:(*@company.com)

D.

A regular route pattern with URI feature enable in the configuration page. The pattern

must look like this:MATCH(*@company.com)

Question 93

Which call routing pattern is used for phone numbers that are in the E.164 format?

Options:

A.

/+.! Route Pattern

B.

\+.! Route pattern

C.

\+.! Translation Pattern

D.

\+1.[2-9]XX[2-9]XXXXXXX called Party Transformation Pattern

Question 94

A collaboration engineer is configuring the QoS trust boundary for Cisco UCM voice and video conferencing. Which two trust boundary configurations are valid? (choose two)

Options:

A.

QoS trust boundaries include all the devices directly attached to the access switch ports

B.

QoS trust boundaries can be extended to Jabber running on a PC

C.

QoS trust boundaries exclude Jabber softphone running on a PC

D.

QoS trust boundaries can be extended to voice and video devices if the connected PCs are included

E.

QoS trust boundaries can be extended to voice and video devices exclusively

Question 95

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

Options:

A.

< 10 percent packet loss and < 10 ms jitter

B.

< 1 percent packet loss and < 30 ms jitter

C.

< 9 percent packet loss and < 30 ms jitter

D.

< 3 percent packet loss and < 60 ms jitter

Question 96

An engineer troubleshoots a Cisco Jabber login problem on a Windows PC. The login fails with the error message "Cannot find your services automatically. Click advanced settings to set up manually " Which action should the engineer take first?

Options:

A.

Verify whether the cup-xmpp certificates are valid.

B.

Verify the username and password and try again.

C.

Perform a manual DNS lookup of SRV record _cisco-uds._tcp.domain.com.

D.

Perform a manual DNS lookup of SRV record _collab-edge._tls.domain.com.

Question 97

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 98

What is a benefit of using DNS in a Cisco collaboration infrastructure?

Options:

A.

provides high availability for the collaboration infrastructure

B.

provides certificate-based security

C.

reduces latency for audio and video communications

D.

enables the directory address book in Cisco UCM

Question 99

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 100

Users want their mobile phones to be able to access their cisco unity connection mailboxes with only having to enter their voicemail pin at the login prompt calling pilot number where should an engineer configure this feature?

Options:

A.

transfer rules

B.

message settings

C.

alternate extensions

D.

greetings

Question 101

An administrator is in the process of moving Cisco Unity Connection mailboxes between mailbox stores. The administrator notices that some mailboxes have active Message Waiting Indicators. What happens to these mailboxes when they are moved?

Options:

A.

The move will fail if MWI status is active.

B.

The MWI status is retained after a mailbox is moved from one store to another.

C.

If the source and target mailbox store are not disabled, MWI status is not retained.

D.

Moving the mailboxes from one store to another fails if MWI is turned on.

Question 102

During the Cisco IP Phone registration process, the TFTP download (ails. What are two reasons (or 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 103

Which IP precedence value maps to DSCP EF?

Options:

A.

0

B.

1

C.

3

D.

5

Question 104

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

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 808.IQ trunking and 802.lp 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 requlreq 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 105

An engineer is going to redesign a network, and while looking at the QoS configuration, the engineer sees that a portion of the network is marked with AF42. Which type of traffic is marked with this tag?

Options:

A.

signaling

B.

voice

C.

video conference

D.

streaming video

Question 106

How many dial patterns can a Webex Calling dial plan support?

Options:

A.

1,000

B.

2,000

C.

10,000

D.

12,000

Question 107

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 108

An engineer must add a new user account and mailbox in Cisco Unity Connection. Drag and drop the configuration steps from the left into the correct order on the right.

Options:

Question 109

An administrator is in the process of moving Cisco Unity Connection mailboxes between mailbox stores. The administrator notices that some mailboxes have active Message Waiting Indicators. What happens to these mailboxes when they are moved?

Options:

A.

The move will fail if MWI status is active.

B.

The MWI status is retained after a mailbox is moved from one store to another.

C.

If the source and target mailbox store are not disabled, MWI status is not retained.

D.

Moving the mailboxes from one store to another fails if MWI is turned on.

Question 110

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 111

Which two steps should be taken to provision a phone after the Self-Provisioning feature was configured for end users? (Choose two.)

Options:

A.

Ask the Cisco UCM administrator to associate the phone to an end user.

B.

Plug the phone into the network.

C.

Dial the hunt pilot extension and associate the phone to an end user

D.

Dial the self-provisioning IVR extension and associate the phone to an end user.

E.

Enter settings menu on the phone and press * ,*,# (star, star, pound).

Question 112

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

Options:

A.

from

B.

to

C.

destination

D.

version

E.

Source

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Total 383 questions