CCNA Voice Flashcards

1
Q

Several users in the same Call Manager group reported that they receive a fast busy tone when they
go off hook. They reported that the issue went away after a few minutes. Where should the voice
systems administrator begin troubleshooting?

A. SIP gateway
B. Cisco Unified Communications Manager subscriber
C. network cable
D. 7945 IP phone

A

Cisco Unified Communications Manager subscriber

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2
Q

Which command is useful to see if network layer information is being received at a PSTN gateway?

A. Show gateway status
B. Show isdn q931
C. Show c cm-manager status
D. Show isdn status
E. Show isdn q921
A

Show isdn status

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3
Q

Which port is configured for connection to the PSTN?

A. T1
B. FAS
C. FXS
D. FXO

A

FXO

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4
Q

You are connecting your voice gateway to the PSTN through digital lines.
What is the command you should use for clocking synchronization?

A. Clock source line
B. Clock source internal
C. Clock source free-running
D. Clock source external

A

Clock source line

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5
Q

A Cisco IP phone fails to register with the Cisco CallManager. Which choice should be checked first to
isolate the issue?

A. Cisco Discovery Protocol is enabled on the switch.
B. The phone generates dhcp request packets.
C. The phone generates TFTP request packets.
D. Delete and re-create the phone.

A

The phone generates dhcp request packets.

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6
Q

Which of the following are causes of ECHO? (Choose two.)

A. Headset
B. Speakerphone
C. Radio interference
D. Loud volume

A

Headset

Spearkerphone

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7
Q

An IP Phone doesn’t log in to Extension mobility, what should you ensure is running to fix this?

A. Application Engine
B. Extension services
C. Mobility services
D. CDP

A

Application Engine

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8
Q

An end user wants to log in to extension mobility, what are the user prerequisites? (Choose two.)

A. User ID
B. Password
C. Extension number
D. PIN

A

User ID

Password

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9
Q

What command will add a second line to a ephone-dn?

A. Ephone-dn 1 Dual-line
B. ephone-dn 3 dual-line
C. ephone-dn 2 dual-line
D. ephone-dn dual-line

A

Ephone-dn 1 Dual-line

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10
Q

CUC 10.X supports LDAP integration with several widely used LDAP directories systems, including the
following:

A. Microsoft Active Directory 2000, 2003 and 2008 (support for AD 2012 only in CUCM 10.x and later
B. Microsoft Active Directory Application Mode 2003
C. Microsoft Lightweight Directory Services 2008
D. iPlanet Directory Server 5.1
E. Sun ONE Directory Server (5.2, 6.x)
F. Open LDAP (2.3.39, 2.4)

A

Microsoft Active Directory 2000, 2003 and 2008 (support for AD 2012 only in CUCM 10.x and later

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11
Q

Jabber for iOS is which Device Name?

A. CSF – Jabber for Desktop
B. TCT – Jabber for iPhone
C. TAB – Jabber for iPab
D. BOT – Jabber for Android

A

TCT – Jabber for iPhone

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12
Q

How does a MGCP CALL AGENT route calls?

A. Route-pattern
B. Directory number
C. Route list
D. Wildcard pattern

A

Route-pattern

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13
Q

Where do you add user voicemails in Unity?

A. In users
B. In Administration
C. In Serviceability
D. In Voicemail

A

In users

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14
Q

When creating a hunt group/ring group, where can you change the DN for all the devices at once?

A. Hunt pilot
B. Route pilot
C. Group file
D. Hunt list

A

Hunt pilot

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15
Q

Which two fields are required parameters when manually creating users on Cisco Unity Connection
with predefined templates? (Choose two.)

A. Username (alias)
B. Extension
C. First name and last name
D. Employee ID
E. Title
A

Username (alias)

Extension

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16
Q

Which call processing agent is based on Cisco IOS software and works with ISR platforms?

A. Cisco Unified Presence Server
B. Cisco Unity Connection
C. Cisco Unified Communications Manager Express
D. Cisco Unified Communications Manager
E. Cisco UnifiedContact Center Express
A

Cisco Unified Communications Manager Express

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17
Q

Which type of user in Cisco Unified Communications Manager has an interactive login?

A. Administrator
B. End user
C. Application user
D. Phone user

A

End user

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18
Q

When you configure a shared extension in Cisco Configuration Professional, which two characteristics
should be the same on both phones, so that the phones can successfully use a shared extension?
(Choose two.)

A. Monitor mode
B. MAC address
C. Ephone-dn
D. Number
E. User ID
A

Ephone-dn

Number

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19
Q

How can an end user be defined as a manager in the CAR tool?

A. Configure a Manager ID field in end user configuration
B. Add the end user to the Standard CCM Manager group
C. Check the Manager check box in the LDAP directory
D. Enable an end user as a manager in the CAR tool

A

Configure a Manager ID field in end user configuration

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20
Q

Which of the following is not a source for Cisco Unified Reporting?

A. Cisco Unified CM database
B. Cisco Unified Presence database
C. Cisco Unified CM RTMT counters
D. Cisco Unified CM CDR/CAR

A

Cisco Unified Presence database

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21
Q

Which two steps are not necessary when enabling an end user for Cisco Unified Personal
Communicator?(Choose two.)

A. Assign license capabilities
B. Subscribe phone service
C. Create a CSF device
D. Configure the owner user ID

A

Subscribe phone service

Configure the owner user ID

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22
Q

Which of the following are located in the Call Detail Record, which in the Call Management Record?

Jitter
Called and calling numbers
Time/date stamp for connect and disconnect
latency

A

CDR:
Called and calling numbers
Time/date stamp for connect and disconnect

CMR:
Jitter
Latency

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23
Q

Order these for IP Phone registration:

The phone uses DHCP to learn its IP address, subnet mask, default gateway and TFTP server address

The phone loads its locally stored firmware image

The phone contacts the TFTP server and requests its config file. Each phone has a customized config file named SEP.cnf.xmi created by CUCM and uploaded to TFTP when the administrator creates or modifies the phone.

The phone obtains the Power (PoE or AC adapter)

The phone learns the Voice VLAN ID via CDP from the switch

A

The phone obtains the Power (PoE or AC adapter)

The phone loads its locally stored firmware image

The phone learns the Voice VLAN ID via CDP from the switch

The phone uses DHCP to learn its IP address, subnet mask, default gateway and TFTP server address

The phone contacts the TFTP server and requests its config file. Each phone has a customized config file named SEP.cnf.xmi created by CUCM and uploaded to TFTP when the administrator creates or modifies the phone.

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24
Q

All 50 employees in a company have Cisco IP phones. One employee notices high latency (more than
250 ms one way) on the IP network. How might this latency impact the employees when they try to
make an outgoing phone call?

A. The voice quality cuts in and out
B. The call fails with a busy signal
C. The voice quality sounds like it is under water
D. The conversation has delays and interruptions

A

The conversation has delays and interruptions

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25
Q

An engineer needs to reset a user PIN in CISCO Unity Connection where LDAP user synchronization is
occurring. To which menu option in the user account must they navigate to accomplish this reset?

A. Password Settings
B. Unified Messaging Account
C. Change Password
D. LDAP User Account

A

Password Settings

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26
Q

Which three pieces of information are provided to the Cisco phone by the DHCP server after a reset
has been initiated? (Choose three.)

A. default gateway
B. dial tone
C. ARP table
D. SIP proxy server
E. IP address
F. TFTP servers
A

default gateway
IP address
TFTP servers

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27
Q
What is the default number of days that a message stays in the Deleted Items folder in a Cisco Unity
Connection mailbox?
A. 30 days
B. 15 days
C. 60 days
D. 90 days
A

15 days

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28
Q

You are a network administrator tasked with configuring the device security mode for a single device.
What is the result of your configuring the new device security mode in the phone configuration
window of Cisco Unified Communications Manager?

A. a rebuild of the device configuration .xml file
B. an automatic reboot of the entire cluster
C. an automatic connection to the security mode database
D. a rebuild of the device configuration .exe file

A

a rebuild of the device configuration .xml file

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29
Q

Which signaling method uses robbed bit signaling?

A. CAS
B. FXS
C. FXO
D. CCS

A

CAS

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30
Q

Which option is the Cisco recommended maximum jitter value of voice traffic over the network?

A. 50 ms
B. 60 ms
C. 40 ms
D. 30 ms

A

30 ms

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31
Q

In which three ways does QoS provide better network service VoIP quality? (Choose three.)

A. minimizes priority queuing
B. manages network congestion
C. improves loss characteristics
D. supports dedicated bandwidth
E. decreases traffic priorities
F. increases packet size
A

manages network congestion
improves loss characteristics
supports dedicated bandwidth

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32
Q

An engineer is configuring Cisco Jabber for iOS. The device name must start with which option?

A. CSF
B. TCT
C. iOS
D. BOT

A

TCT

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33
Q

Users report dropped calls. A network engineer is asked to troubleshoot Cisco Unified
Communication Manager to view concurrent calls and dropped calls. Where are such reports
generated?

A. Cisco Call Manager Administration
B. Cisco Unified Reporting
C. Cisco Unified Real-Time Monitoring Tool
D. Cisco Unified Serviceability

A

Cisco Unified Real-Time Monitoring Tool

34
Q

A network engineer wants to delete unassigned phone extensions from the Cisco Unified
Communications Manager system. Where is this task accomplished?

A. route plan report
B. directory numbers
C. route plan details
D. enterprise parameters

A

route plan report

35
Q

A voice engineer is asked to generate a report for voicemail usage within Cisco Unified
Communications Manager. Where can this task be accomplished?

A. Cisco Unified Reporting
B. Cisco Call Manager Administration
C. Cisco Unified Real-Time Monitoring Tool
D. Cisco Unified CDR Analysis and Reporting

A

Cisco Unified Reporting

36
Q

IP phone users report that the MWI light does not work while receiving VM messages. Which action
must be taken to troubleshoot this issue?

A. Check the user mailbox size
B. Run the Port Activity report
C. Reset MWI function in the Cisco Unity Connection
D. Reset the IP phone

A

Run the Port Activity report

37
Q

How many servers can be supported in a Cisco IM and Presence Service Cluster?

A. 10
B. 2
C. 8
D. 6
E. 4
A

4

38
Q

An engineer must generate a report of Cisco Unified Communications Manager usage for capacity
planning.
Where can this information be obtained within System Reports?

A. precedence call
B. voice usage
C. user usage
D. traffic

A

traffic

39
Q

Which command adds a second line to an ephone-dn?

A. ephone 1 lines 2
B. ephone-dn 1 lines 2
C. ephone-dn 1 dual-line
D. ephone-dn 1 secondary line add

A

ephone-dn 1 dual-line

40
Q
Which two password options are recommended when setting up a voicemail box that multiple users will access? (Choose two.)
A. User Cannot Change
B. No Password
C. Does Not Expire
D. User Must Change at Next Login
E. Locked By Administrator
A

User Cannot Change

Does Not Expire

41
Q

What is the unique identifier that is used to register an IP phone endpoint to Cisco Unified
Communications Manager?

A. MAC address
B. model
C. IP address
D. serial number

A

IP address

42
Q

Where can you download the RTMT application in Cisco Unified Communications Manager?

A. Cisco Unified CM Administration
B. Cisco Unified CM OS Administration
C. Cisco Unified CM Plugin Manager
D. Cisco Unified CM Extensions

A

Cisco Unified CM Administration

43
Q

What is the limit of Cisco Unified Communications Manager for IP phones located in one standard
cluster?

A. 30000
B. 35000
C. 40000
D. 45000

A

40000

44
Q

An engineer must import many users at the same time into Cisco Unity Connection. Which method
must be used?

A. manual creation
B. CAPF profiles
C. COBRAS
D. bulk administration

A

bulk administration

45
Q

A network engineer must perform a manual backup of the Cisco Unified Communications Manager
system. Where can this backup be done?

A. Administration Resources
B. Serviceability
C. OS Administration
D. Disaster Recovery System

A

Disaster Recovery System

46
Q

A customer has requested that all employees have “Standard CTI Enabled” and “Standard CCM End
User” roles. How would these be assigned prior to being applied to their accounts?

A. Default Device Profile
B. Credential Policy
C. User Profile
D. Access Control Group

A

Access Control Group

47
Q

An administrator is setting up a remote site in Cisco Unified Communications Manager that has a T1
WAN connection to the main site. Which option is the best VoIP codec for this task?

A. G.711
B. G.729
C. G.712
D. G.723

A

G.729

48
Q

An engineer is ensuring that each SIP-based element within a network has a component to route call
activities to. Which virtual Cisco UCS server component is effective in reducing the number of call
routing combinations while also simplifying SIP network design and troubleshooting?

A. PBX
B. Cisco Unified SIP Proxy
C. VG Gateway
D. SRST

A

Cisco Unified SIP Proxy

49
Q

An engineer is creating a new phone using the Call Manager. Which option is presented first when
you click the Add New button?

A. Phone Type
B. BAT Phone Template
C. MAC Address
D. Common Phone Profile

A

Phone Type

50
Q

Which command allows the telephony service of a Cisco Unified Communications Manager Express
router to be associated to loopback address 192.168.143.44?

A. !telephony-servicemax-ephones 4max-dn 8ip source-address 192.168.143.44!
B. !telephony-servicemax-ephones 4max-dn 8ip bind src-addr 192.168.143.44!
C. !telephony-servicemax-ephones 4max-dn 8source-address ipv4:192.168.143.44!
D. !telephony-servicemax-ephones 4max-dn 8ip address 192.168.143.44!

A

!telephony-servicemax-ephones 4max-dn 8ip source-address 192.168.143.44!

51
Q

Which four devices can be used to provide analog ports, traditional phones, and fax machines?
(Choose four.)

A. Cisco VG224 Analog Voice Gateway
B. Foreign Exchange Station Voice Interface Card
C. Cisco High Density VoiceFax Network Module
D. Cisco ATA190 Analog Telephone Adapter
E. Cisco VG350 Analog Voice Gateway
F. Cisco Unified Border Element
G. Foreign Exchange Office Voice Interface

A

Cisco VG224 Analog Voice Gateway
Foreign Exchange Station Voice Interface Card
Cisco ATA190 Analog Telephone Adapter
Cisco VG350 Analog Voice Gateway

52
Q

Client A in X site uses an IP phone to call client B in Y site. Engineers have selected SCCP as the
default VoIP signaling protocol. Which network path will the call signaling take when client A calls
client B?

A. IP phone X > CUCM subscriber > IP phone Y using TCP port 1000
B. IP phone X > CUCM subscriber > IP phone Y using TCP port 2000
C. IP phone X > CUCM subscriber > IP phone Y using UDP port 1000
D. IP phone X > IP phone Y using TCP port 2000
E. IP phone X > IP phone Y using TCP port 1000

A

IP phone X > CUCM subscriber > IP phone Y using TCP port 2000

53
Q

Which Cisco Unified Communications Manager protocol communicates with collaboration
endpoints?

A. SCCP
B. RTP
C. SIP
D. CDP

A

SIP

54
Q

Which two tools can be used to measure the quality of a VoIP call? (Choose two.)

A. QoS configuration tool
B. mean opinion score tool
C. bulk administration tool
D. jitter compensation tool
E. rFactor tool
A

mean opinion score tool

rFactor tool

55
Q

What is the recommended maximum one-way latency for voice and video networks?

A. 100 ms
B. 150 ms
C. 200 ms
D. 300 ms

A

150 ms

56
Q

An engineer must configure QoS for a VoIP network. Which option is the best QoS model for this
task?

A. IntServ
B. DiffServ
C. MPLS
D. FIFO

A

DiffServ

57
Q

User A notices echo on a call with user B. Both users are using Cisco VoIP phones. User B is using a
headset, and user A is using a handset. What is the most likely source of the echo?

A. user A handset
B. user B headset
C. disabled echo cancellation on user A phone profile
D. disabled echo cancellation on user B phone profile

A

user B headset

58
Q

Users report that no phone numbers are listed in the corporate directory, but the employee names
are listed. Which option must be verified in Cisco Unified Communications Manager Administration
to display the directory numbers?

A. The primary extension is configured.
B. The user’s phones are listed as a controlled device.
C. Users are associated with their directory number.
D. Users report that no phone numbers are listed in the corporate directory, but the employee names
are listed. Which option must be verified in Cisco Unified Communications Manager Administration
to display the directory numbers?
A. The primary extension is configured.
B. The user’s phones are listed as a controlled device.
C. Users are associated with their directory number.
D. The telephone number field has been filled in appropriately.

A

The telephone number field has been filled in appropriately.

59
Q

The Cisco Unified Communications administrator has implemented Cisco IM and Presence for the
company. An email was sent to all employees requesting that they document any malfunctioning.
Employees must navigate to which Cisco Jabber for Windows menu to report functionality issues?

A. Options
B. Show docked window
C. Report a problem
D. Show connection status
E. Show error notifications
A

Show connection status

60
Q

A network engineer must set up an end-user account for a SIP device to use for authentication.
Which end-user information is used for SIP authentication?

A. account ID
B. password
C. PIN
D. digest credentials

A

digest credentials

61
Q

A networking administrator needs to add a new user in Cisco Unified Communications Manager.
Where must the administrator navigate to accomplish this task?

A. Device Association
B. User Management
C. Application
D. Application User

A

User Management

62
Q

Which two user types are valid when a user is created in Cisco Unified Communications Manager?
(Choose two.)

A. local end user
B. LDAP synchronized end user
C. UDS end user
D. EDI end user
E. BDI end user
A

local end user

LDAP synchronized end user

63
Q

An engineer is adding a third-party video endpoint to Cisco Unified Communications Manager. Which
third-party device type should be used when adding the system?

A. SCCP
B. SIP
C. MGCP
D. H.323

A

SIP

64
Q

An engineer is adding four cordless analog phones to Cisco Unified Communications Manager. Which
solution best meets this requirement?

A. Cisco VG202 Analog Voice Gateway
B. Cisco VG204 Analog Voice Gateway
C. Cisco VG224 Analog Voice Gateway
D. Cisco VG350 Analog Voice Gateway

A

Cisco VG204 Analog Voice Gateway

65
Q

An engineer needs to block any outbound calls to specific numbers. Which dial plan element is used
to restrict called numbers?

A. partition
B. route group
C. route list
D. calling search space

A

calling search space

66
Q

User A needs to have a line shared on the user B phone. Both phones register with Cisco Unified
Communications Manager. Which method can be used from Cisco Unified Communications Manager
Administration web pages to configure a shared line on the user B phone?

A. Navigate to the user B phone > Add the user A DN.
B. Navigate to the user B phone > Shared Line > Add the user A DN.
C. Navigate to DN configuration > Shared Line > Add the user A DN.
D. Navigate to end user configuration > Shared Line > Add the user A DN.

A

Navigate to the user B phone > Add the user A DN.

B. Navigate to the user B phone > Shared Line > Add

67
Q

An engineer is configuring a group of DNs and wants the external phone number mask to match the
last four digits of the DN. Which option should be used?

A. 123555xxxx
B. 123555XXXX
C. 123555**
D. 123555….

A

123555XXXX

68
Q

A user registered to Cisco Unified Communications Manager wants their cell phone to ring
simultaneously with the IP phone. Which three configuration points must be configured to achieve
this configuration? (Choose three.)

A. Enable Mobile Voice Access.
B. Create Remote Destination Profile.
C. Create Remote Destination.
D. Enable Single Number Reach.
E. Create Application Dial Rule.
F. Enable Call Forwarding.
A

Create Remote Destination Profile.
Create Remote Destination.
Enable Single Number Reach.

69
Q

Which two profile types are needed to enable a user for IM and Presence? (Choose two.)

A. Cisco Unified Communications Service
B. voicemail profile
C. Jabber profile
D. device profile
E. network access profile
F. service profile
A

Cisco Unified Communications Service

service profile

70
Q

An engineer receives a service ticket because a user cannot log into Cisco Unified CM User Options.
Where can the engineer verify that the user account is active?

A. LDAP System Configuration
B. LDAP Directory
C. End User Configuration
D. LDAP Authentication
E. Route Plan Report
A

End User Configuration

71
Q

An engineer is syncing Cisco Unity Connection with LDAP. Which two things should the engineer
consider during this process? (Choose two.)

A. PINs and passwords are replicated from the LDAP database to Cisco Unity Connection database.
B. LDAP authentication must be configured and enabled.
C. There is no limit to the amount of LDAP filters that can be created.
D. SSL certificates from LDAP must be uploaded to Cisco Unity Connection.
E. LDAP synchronization must be configured and enabled.

A

There is no limit to the amount of LDAP filters that can be created.
LDAP synchronization must be configured and enabled.

72
Q

What is one advantage of importing Cisco Unity Connection users from Cisco Unified
Communications Manager?

A. The extension can be manually changed.
B. The extension stays synchronized with the user extension.
C. Voicemail features can be administered.
D. Voicemail does not require an additional license.

A

The extension stays synchronized with the user extension.

73
Q

A systems administrator wants to integrate a new Cisco Unity Connection cluster with an existing
directory in the enterprise. What is one valid user import source?

A. Cisco Unified Communications Manager AXL server
B. Cisco Unified Communications Manager CTI server
C. Cisco Unified Communications Manager TFTP server
D. Cisco Unified Communications Manager MOH server

A

Cisco Unified Communications Manager AXL server

74
Q

An engineer is adding user accounts to Cisco Unity Connection and needs to limit the maximum
length of messages. Which aspect defines this limit when adding new accounts?

A. user templates
B. user partitions and search spaces
C. user CoS
D. user mailbox store
E. user roles
A

user CoS

75
Q

A user is required to answer voicemail for two lines but would like them to be filtered to only one
mailbox. How can you accomplish this request?
A. Provide multiple mailboxes for one Cisco Unity Connection user.
B. Add an alternate extension.
C. Create a shared mailbox.
D. Initiate interview handler

A

Add an alternate extension.

76
Q

Which Cisco Unity Connection user field is used to map to an LDAP directory?

A. SMTP Address
B. Last Name
C. Alias
D. Display Name

A

Alias

77
Q

How many servers can be supported in a Cisco Unified Presence Server cluster environment?

A. 2
B. 4
C. 6
D. 8
E. 10
A

6

78
Q

An engineer is using Cisco Jabber. Instant messages are transported through which protocol?

A. SIP
B. XMPP
C. H.323
D. SCCP

A

XMPP

79
Q

An engineer wants to ensure that Cisco Jabber clients can communicate with instant messaging
clients who are not registered to the same Jabber cluster. Which technology meets this requirement?

A. intercluster trunk
B. federation
C. SIP trunk
D. PRI

A

federation

80
Q

A Cisco Unified Communications administrator wants to implement Cisco IM and Presence for the
company. If it is installed in IM-only user mode, which three services are supported for users?
(Choose three.)

A. video calls support
B. third-party XMPP client support
C. presence support
D. Microsoft Lync support
E. Microsoft Office Communicator support
F. instant messaging support
A

third-party XMPP client support
presence support
instant messaging support