Introducing Cisco Voice and Unified Communications Administration v8.0 (ICOMM)

Introducing Cisco Voice and Unified Communications Administration v8.0 (ICOMM)

Exam Vendor: Cisco

Exam Code: Cisco-640-461

Exam Name: CCNA

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Exam A

QUESTION 1
Users report that all external callers are leaving urgent voice-mail messages. Where can this behavior be
changed?
A. under the Phone Menu Configuration > Unidentified Callers Message Urgency
B. under the Opening Greeting > Unidentified Callers Message Urgency
C. under the Message Settings > Unidentified Callers Message Urgency
D. under the System Call Handlers > Unidentified Callers Message Urgency
E. under the Voice-mail Box Settings > Unidentified Callers Message Urgency
Correct Answer: C
Section: (none)
Explanation
QUESTION 2
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
Correct Answer: AB
Section: (none)
Explanation
QUESTION 3
An administrator is attempting to add a new user in Cisco Unified Communications Manager Administration but
does not see the option to add a new user. What is the most likely cause of this issue?
A. The SQL User database is not running.
B. The system is synchronized with an LDAP server.
C. BAT is not enabled.
D. The administrator hasthe aceno user adda rights box checked.
E. The SIP Realm is not defined in User Management.
Correct Answer: B
Section: (none)
Explanation
QUESTION 4
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
Correct Answer: C
Section: (none)
Explanation
QUESTION 5
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Drag and Drop Question.



A.
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 6
Which two options allow the maximum message length to be adjusted in Cisco Unity Connection? (Choose
two.)
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A. Message Settings under individual users
B. User Templates >VoiceMailUserTemplate > Message Settings
C. Contacts > Message Settings



D. Enterprise Parameters > Maximum Message length
E. Service Parameters > Voicemail Settings
Correct Answer: AB
Section: (none)
Explanation
QUESTION 7
An administrator wants to locate and remove all unassigned directory numbers on the Cisco Unified
Communications Manager system. Which method is the best method to accomplish this task?
A. Choose Device > Phone. Search all phones and remove the undesired directory numbers.
B. Use the Dial Plan Installer to remove the directory numbers.
C. Use the Disaster Recovery System to restore only valid directory numbers.
D. Choose Call Routing > Route Plan Report, choose the Unassigned DN drop-down menu, and then remove
all orphaned directory numbers.
E. Choose Device > Device Settings > Device Defaults and use the wizard to locate and remove the orphaned
directory numbers.
Correct Answer: D
Section: (none)
Explanation
QUESTION 8
When troubleshooting a phone that is unable to get an IP address from a DHCP server, what is the first thing to
check for on the phone?
A. Make sure that DHCP Enabled is disabled on the phone.
B. Make sure that the phone is getting the proper VLAN information
C. Make sure that the TFTP server address is correct on the phone.
D. Make sure that the DHCP scope has enough addresses left in the range.
E. Make sure the phone has the correct phone load ID.
Correct Answer: B
Section: (none)
Explanation
QUESTION 9
Which issue does CAS signaling on a T1 circuit create?
A. Signaling bits are subtracted from each frame, which causes a significant loss of voice quality.
B. An extra signaling bit is added to the sixth frame to carry signaling information.
C. A signaling bit is subtracted from every sixth frame to carry signaling information.
D. Signaling bits are added to the signaling stream to create extended super frames.
Correct Answer: C
Section: (none)
Explanation
QUESTION 10
Which description describes the weighted fair queuing algorithm?



A. Empty queue 1. If queue 1 is empty, empty queue 2, then empty queue 3, unless a packet for a "First Test,
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higher queue arrives.
B. An administrator defines the traffic classes based on match criteria, including protocols, access control lists,
and input interfaces.
C. A flow-based algorithm that simultaneously schedules interactive traffic to the front of a queue to reduce
response time and fairly shares the remaining bandwidth among high-bandwidth flows.
D. This feature brings strict priority queuing to CBWFQ.
E. Packets are placed into a single queue and serviced in the order they were received.
Correct Answer: C
Section: (none)
Explanation
QUESTION 11
Which utility should you use when you need to add a large number of users into Cisco Unified Communications
Manager?
A. Cisco Unified User Administration
B. Application User CAPF Profile
C. Cisco Unified Communications Manager Bulk Administration Tool
D. Cisco Unified Telephony User Administration
Correct Answer: C
Section: (none)
Explanation
QUESTION 12
Which type of user in Cisco Unified Communications Manager has an interactive login?
A. administrator
B. end user
C. application user
D. phone user
Correct Answer: B
Section: (none)
Explanation
QUESTION 13
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
Correct Answer: CD



Section: (none)
Explanation
QUESTION 14
Refer to the exhibit. The exhibit shows a partial screen shot for a Cisco Unified Personal Communicator device.
If the username that is associated with this device is jdoe, what should the device name be?
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A. The device name should be JDOEUPC.
B. The device name should be UPCJDOE.
C. The device name should be JDOE.
D. The device name should be UPCCUPC.
E. The device name should be UPCCSF.
F. The device name has no naming convention.
Correct Answer: B
Section: (none)
Explanation
QUESTION 15
When implementing a plan of action, what should you do?
A. Make all of the changes at once to minimize the impact to users.
B. Limit the impact of the changes to users.



C. Completely remove access lists to ensure that they will not impact the changes.
D. Even if a change adversely affects the users, keep moving forward with the plan of action.
Correct Answer: B
Section: (none)
Explanation
QUESTION 16
Refer to the exhibit. Where can the phone menu be accessed from?
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A. from the individual users or user templates
B. from the Class of Service configuration screen
C. from the user contacts
D. from the Interview Handler configuration screen
E. from the Message Store configuration screen
Correct Answer: A
Section: (none)
Explanation
QUESTION 17
A user in Cisco Unified Communications Manager Administration has been added to the Standard CCM Admin
Users group, which includes the Standard CCMADMIN Administration role, but the user cannot add new users.
What is the cause of this issue?
A. The add user capability has been disabled for the group



B. The incorrect group and role were assigned.
C. The add user capability has been disabled for the role.
D. Only theCCMAdmin user can add users.
E. Users can be added only via LDAP
Correct Answer: B
Section: (none)
Explanation
QUESTION 18
Which two statistics can be generated with the Server Report in Cisco Unity Connection? (Choose two)
A. Percentage of CPU per Server
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B. Percentage of Memory Usage per Server
C. Percentage of Hard Disk Usage of the Active Partition per Server
D. Cisco Unity Connection Port Activity Report
E. Percentage of Port Usage
Correct Answer: AB
Section: (none)
Explanation
QUESTION 19
Refer to the exhibit. The exhibit shows a partial screen shot for a Cisco Unified Client Services Framework
device. When should this device be configured?



A. when configuring the Service Advertisement Framework feature for Call Control Discovery
B. when Cisco Unified Personal Communicator is used in desk-phone mode.
C. when Cisco Unified Personal Communicator version 7.0 is used in soft-phone mode
D. when Cisco Unified Personal Communicator version 8.0 is used in soft-phone mode
E. when Cisco Unified Personal Communicator version 8.0 is used in desk-phone mode
Correct Answer: D
Section: (none)
Explanation
QUESTION 20
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
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C. Check the Manager check box in the LDAP directory
D. Enable an end user as a manager in the CAR tool
Correct Answer: A
Section: (none)
Explanation
QUESTION 21
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
Correct Answer: B
Section: (none)
Explanation
QUESTION 22
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
Correct Answer: BD
Section: (none)
Explanation
QUESTION 23
A new phone has been added to the Cisco Unified Communications Manager server. The phone display shows
Your Current Options, but when the New Call softkey is pressed, no dial tone is heard and the call cannot be
placed. What could be the cause of this issue?
A. An incorrect MAC address has been entered for the new phone.
B. No directory number has been assigned to a line.
C. The end user is not associated with the device.
D. No calling search space has been configured on the line.
E. An incorrect device pool has been configured on the phone.
Correct Answer: B
Section: (none)
Explanation
QUESTION 24
What Cisco client application allows administrators to interact with performance monitoring counters to assist in
determining the overall health of the Cisco Unified Communications Manager server?
A. Cisco Unified Communications Manager Administration
B. Cisco Unified Real-Time Monitoring Tool
C. Cisco Unified OS Administration
D. CAR Tool
E. BAT Tool
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Correct Answer: B
Section: (none)



Explanation
QUESTION 25
Which report can be generated by using the User Reports feature of the CAR tool?
A. Traffic
B. Top N
C. Malicious Call Details
D. CDR Error
E. FAC/CMC
Correct Answer: B
Section: (none)
Explanation
QUESTION 26
After changes are made to an IP phone, which reset method is the fastest to bring the phone back into service?
A. drop
B. restart
C. reset
D. shutdown
E. shut and no shut
Correct Answer: B
Section: (none)
Explanation
QUESTION 27
In which two locations can an end user configure their Call Forward All settings? (Choose two.)
A. Cisco Unified Serviceability
B. Cisco Unified Communications Manager User Options Interface
C. Directly on the Cisco Unified IP phone
D. Cisco Unified Communications Manager Administration
E. Cisco Unified User Serviceability
Correct Answer: BC
Section: (none)
Explanation
QUESTION 28
What is the quickest way to test the Cisco Unified Communications Manager configuration part of MWI to see if
MWI On and MWI Off is working?
A. Dial into Cisco Unity Connection from an IP phone. Enter the MWI On numbers,then enter the MWI Off
numbers.
B. Call a voice-mail user and ask them if their MWI light is on, and then disconnect the call. Call the user back
and ask if the MWI light is off.
C. In Unity Connection, issue the MWI Flash command to turn all MWI lights on, then off.



D. If MWI numbers are dialable from an IP phone, dial the MWI On number. If the light comes on, then dial the
MWI Off number to see if the light goes off.
E. MWI cannot be tested directly from the Cisco Unified Communications Manager or an IP phone.
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Correct Answer: D
Section: (none)
Explanation
QUESTION 29
Which tools allow the administrator to migrate users from Cisco Unity to Cisco Unity Connection?
A. Cisco Object Backup and Restore Application Suite
B. Cisco Disaster Recovery Framework Tool
C. Cisco Real Time Monitoring Tool
D. Cisco Unity Serviceability Tool
Correct Answer: A
Section: (none)
Explanation
QUESTION 30
Which statement describes the difference between SIP and SCCP integration of Cisco Unity Connection?
A. SCCP integrations cannot be secured
B. SIP integrations do not need MWI configuration
C. SCCP integrations do not need MWI configuration
D. SIP integration cannot be secured
Correct Answer: B
Section: (none)
Explanation
QUESTION 31
Which is indicated as the calling number for a call that is placed from a remote destination to an internal
directory number?
A. the Mobile Voice Access number
B. the number of the remote destination
C. the directory number of the office phone with which the remote destination is associated
D. the directory number of the called office phone, if is it associated with the calling remote destination
Correct Answer: C
Section: (none)
Explanation
QUESTION 32
What component does Cisco Unified Communications Manager Express use to match outbound dial peers?
A. destination pattern



B. incoming called-number
C. calling number ANI
D. answer-address
E. port or session target
Correct Answer: A
Section: (none)
Explanation
QUESTION 33
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A customer is in the planning stages of deploying a Cisco Unified Communications solution for their company.
Previously, they were leasing a traditional PBX system from the telco and they have very little experience with
voice. The customer wants to know what two signaling methods between the IP phone and the Cisco Unified
Communications Manager Express are available for their use. (Choose two)
A. H.323
B. SCCP
C. MGCP
D. SIP
E. RTP
Correct Answer: BD
Section: (none)
Explanation
QUESTION 34
Which best describes the auto-attendant in a Cisco Unified Communications environment?
A. A set of call processing instructions that automatically tell the system what to do when it reaches a particular
system ID
B. A system that automatically allows inside or outside callers to leave voice-mail messages 24 hours, 7 days
a week, even when no operator is on duty
C. A function that greets and guides callers through a telephony system in a friendly and timely manner,
allowing them to reach an endpoint, leave messages, or speak to an operator
D. A function that allows the option of listening to, composing, replying to, forwarding, or deleting calls or voice-
mail messages through a website without the need of a live telephone operator
Correct Answer: C
Section: (none)
Explanation
QUESTION 35
Which statement about the Cisco Unity Express default AutoAttendant is true?
A. The default AutoAttendant must be enabled during the Initialization Wizard process otherwise voice-mail
services will not function.
B. Enabling the default AutoAttendant is not mandatory during the Initialization Wizard process.
C. The default AutoAttendant is enabled by default with the exception of the prompts that must be recorded via
AvT.



D. The default AutoAttendant cannot be used as is, and it must be customized for the particular environment it
will be used in.
Correct Answer: B
Section: (none)
Explanation
QUESTION 36
You have been tasked to configure a Cisco Unity Express system with a voicemail pilot number of 1900, an
AutoAttendant with pilot number of 2900, and an Administration via Telephone pilot number of 3900. What is
the minimum number of SIP dial peers required?
A. 1
B. 2
C. 3
D. 4
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E. 5
Correct Answer: A
Section: (none)
Explanation
QUESTION 37
How can an administrator determine which codec is being used between two endpoints while a call is in
progress?
A. Run the codec trace in Cisco Unified Communication Manager.
B. Use Cisco Unified Serviceability network trace.
C. Can only be seen in Cisco SDI traces.
D. Can only be seen in a sniffer trace.
E. Press the [ ? ] button twice on one of the IP phones.
Correct Answer: E
Section: (none)
Explanation
QUESTION 38
An administrator wants to see how long a specific IP phone extension is in use during a given period of time.
What CAR tool feature would the administrator use?
A. System Reports > Traffic > Summary by Phone Number
B. CDR > Search > By Call Precedence Level
C. Device Reports > Route Patterns/Hunt Groups > Route and Line Group Utilization
D. User Reports > Top N > By Duration
Correct Answer: A
Section: (none)
Explanation



QUESTION 39
Which three commands does Cisco recommend to use first when setting up phones for Cisco Unified
Communications Manager Express? (Choose three)
A. Load
B. Max-dn
C. Keepalive
D. Max-ephones
E. Create cnf files
F. Telephony-service
Correct Answer: BDF
Section: (none)
Explanation
QUESTION 40
What statement about the Cisco Unity Express AIM Module and the Cisco Unity Express Network Module is
true?
A. The AIM module takes up a router slot whereas the network module does not.
B. The network module takes up a router slot whereas the AIM module does not.
C. The AIM module runs the Linux OS whereas the network module runs the Cisco IOS software.
D. The network module requires the Cisco Unified Communications Manager Express to be preconfigured
whereas the AIM module does not.
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Correct Answer: B
Section: (none)
Explanation
QUESTION 41
The SBB Company is setting up Call Transfer for its Cisco Unified Communications Manager Express solution.
The company uses five-digit extensions and would like to be able to transfer calls outside the network to the
CEO's home. The CEO's telephone number is 866-555-2222.
Which configuration command will allow this to occur?
A. SBB(config-ephone-dn)# transfer-pattern .T
B. SBB(config-telephony-service)# transfer-pattern .T
C. SBB(config-ephone-dn)# transfer-pattern ......51212
D. SBB(config-ephone-dn)# transfer-pattern 8665552222
E. SBB(config-telephony-service)# transfer-pattern 86655.....
F. SBB(config-telephony-service)# transfer-pattern 8665552222
Correct Answer: F
Section: (none)
Explanation
QUESTION 42
What is the maximum number of phones are supported on Call Manager Express?
A. 48



B. 28
C. 240
D. 500
Correct Answer: C
Section: (none)
Explanation
QUESTION 43
In Cisco Unified Communications Manager Native Presence, what two things is a watcher monitoring in real
time? (Choose two.)
A. registration status of a specific IP phone
B. registration status of the hunt group
C. registration status of the MGCP gateway
D. registration status of Cisco Extension Mobility of the IP phone
E. status of a registered directory number
Correct Answer: AE
Section: (none)
Explanation
QUESTION 44
Which protocol is used for communication between Cisco Unity Express and Cisco Unified Communications
Manager Express?
A. H.323
B. G.711
C. MGCP
D. Q.931
E. SIP
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Correct Answer: E
Section: (none)
Explanation
QUESTION 45
Refer to the exhibit. The error message was displayed when the administrator attempted to set the default user
password in the user template to four digits long. Which option can rectify this issue?



A. The minimum password length in Cisco Unity Connection should be at least five digits long.
B. The password length needs to be configured under the Authentication Rules settings using the Minimum
Credential Length configuration field.
C. The password length needs to be configured under the user template settings using the Minimum
Credential Length configuration field.
D. The password length cannot be adjusted under the user template; the password length can only be adjusted
under the individual users.
Correct Answer: B
Section: (none)
Explanation
QUESTION 46
What is the correct URL to use to add a user to Cisco Unified Communications Manager Express?
A. http://ipaddress/cucme.html
B. https://ipaddress/cue.html
C. https://www.ipaddress/cme.html
D. http://ipaddress/ccme.html
E. http://ipaddress/cme.html
Correct Answer: D
Section: (none)
Explanation
Explanation/Reference:
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QUESTION 47
Refer to the exhibit. What protocol is being used to send and receive instant messaging between the Cisco
Unified Personal Communicator and Cisco Unified Presence?



A. Enterprise Instant Messaging Protocol
B. Extensible Messaging and Presence Protocol
C. SIP
D. SCCP
E. CTI
Correct Answer: B
Section: (none)
Explanation
QUESTION 48
In which location is Cisco Unified Presence enabled for a specific user in Cisco Unified Communications
Manager?
A. User Administration
B. Application
C. Advanced Features
D. Capabilities Assignment
E. on the IP phone
Correct Answer: D
Section: (none)
Explanation
QUESTION 49
What is the Cisco Unified Communications Manager implementation of one-way intercom referred to as?
A. One-Way Intercom monitor
B. Whisper Intercom
C. Secure Intercom
D. Silent monitor
Correct Answer: B
Section: (none)
Explanation



Explanation/Reference:
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QUESTION 50
Which protocol should you use to securely access Cisco Configuration Professional?
A. HTTPS
B. Telnet
C. SCP
D. TLS
Correct Answer: A
Section: (none)
Explanation
QUESTION 51
Which type of ephone-dn is typically used for intercoms and paging?
A. dual-line
B. multiline
C. single-line
D. special-line
Correct Answer: C
Section: (none)
Explanation
QUESTION 52
A phone is configured with an ephone-dn number of A100. Which CLI command is used in ephone-dn
configuration mode to enable the Intercom feature to dial this phone?
A. intercom extension A100
B. intercom number A100
C. intercom A100 enable
D. intercom A100
Correct Answer: D
Section: (none)
Explanation
QUESTION 53
When creating a Cisco Unity Connection user template, which element should you configure to automatically
play a "This department is closed" message at specific hours?
A. greeting schedule
B. extension greetings
C. schedule
D. active schedule
Correct Answer: D
Section: (none)



Explanation
QUESTION 54
In a Cisco UCM multisite WAN with centralized call-processing deployment model, what redundancy feature
should be configured on remote site routers to provide basic IP telephony services in the event of a WAN
outage?
A. AAR
B. SRST
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C. CAC
D. V3PN
Correct Answer: B
Section: (none)
Explanation
QUESTION 55
Which three options are valid for creating users in Cisco Unity Connection? (Choose three.)
A. manual creation
B. bulk using *.csv file
C. bulk using enterprise parameters
D. Cisco Unity Connection Serviceability
E. automatic creation through TUI by users dialing into voice mail
F. import through Active Directory
Correct Answer: ABF
Section: (none)
Explanation
QUESTION 56
Refer to the exhibit. The exhibit shows a partial screen shot for a Cisco Unified Client Services Framework
device. If the username that is associated with this device is jdoe, what should the device name be?



A. The device name should be JDOEUPC.
B. The device name should be UPCJDOE.
C. The device name should be JDOE.
D. The device name should be UPCCUPC.
Correct Answer: B
Section: (none)
Explanation
Explanation/Reference:
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QUESTION 57
After an IP phone has been added to a Cisco Unified Communications Manager server, the administrator
notices that the phone has a directory number that is not in the number range in use by the organization. He
also notes that the directory number is 1000. What is the most likely cause?
A. The phone number was misconfigured.
B. The phone may have auto-registered.
C. The phone is configured on another server.
D. DHCP gave the phone the wrong directory number
E. TFTP server is misconfigured
Correct Answer: B
Section: (none)
Explanation
QUESTION 58
Which action must be taken for Cisco Unified Personal Communicator clients to access Cisco Unity Connection
voice mail?



A. Cisco Unity Connection must be integrated with LDAP.
B. Cisco Unity Connection must be integrated with Cisco Unified Communications Manager using SIP
integration.
C. A Microsoft Exchange mailbox store must be configured in Cisco Unified Presence.
D. IMAP must be enabled on Cisco Unity Connection for users that need to access voice mail through Cisco
Unified Personal Communicator clients.
E. Voice mail is automatically enabled for users who log in through Cisco Unified Personal Communicator
clients.
Correct Answer: D
Section: (none)
Explanation
QUESTION 59
In which two ways can end users send an active call to the remote destination? (Choose two)
A. using softkey in a softkey template
B. with a feature button in a phone button template
C. with a service URL associated with a phone service
D. by dropping the call and calling both parties again
E. by connecting the originator and the remote destination into a conference call
Correct Answer: AB
Section: (none)
Explanation
QUESTION 60
How can visibility of the presence-enabled speed dials be limited?
A. presence groups
B. Subscribe CSS
C. calling search space
D. partition
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Correct Answer: A
Section: (none)
Explanation
QUESTION 61
What is a benefit of using FRF.12 in a Frame Relay network?
A. provides a Layer 3 mechanism for reducing latency in the network
B. fragments packets into equal sizes to reduce fixed-network delay
C. reduces delay and jitter by expediting the transfer of smaller frames through the hardware transmit queue
D. eliminates the need for prioritization of delay-sensitive traffic
Correct Answer: B
Section: (none)



Explanation
QUESTION 62
All users report that when they press the Messages button on their IP phone, nothing happens.
What is the most likely cause of this issue?
A. Cisco Unity Connection is not configured.
B. The default Voicemail Profile does not have a Pilot number configured.
C. The Voicemail Pilot does not have the VoiceMail Profile configured.
D. The Integrated Service Engine is offline.
E. The Voicemail Pilot is incorrect.
Correct Answer: B
Section: (none)
Explanation
QUESTION 63
In which scenario is it possible to have the same directory number configured on two different lines or phones
and not be a shared line?
A. directory number assigned to different partitions
B. directory number assigned to the same partition
C. directory number assigned to different calling search spaces
D. directory number assigned to the same calling search space
Correct Answer: A
Section: (none)
Explanation
QUESTION 64
Which type of single switch port can support data and voice VLANs and is recommended for Cisco Unified IP
phones?
A. multiflex port
B. trunk port
C. access port
D. ISL trunking port
Correct Answer: C
Section: (none)
Explanation
QUESTION 65
Refer to the exhibit. Is this configuration correct and is the T1 operational? If not, what is the
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Cisco 640-461 Exam
cause?



A. Yes, the configuration is correct and it is operational.
B. No, the configuration is incorrect and the T1 is not operational because MGCP is not the proper service
statement.
C. No, the configuration is incorrect and the T1 is not operational because, the isdn switch-type is incorrect.
D. No, the configuration is incorrect and the T1 is not operational because the isdn-bind-13 ccm-manager
command is missing from the serial0/0/0:23 interface.
E. No, the configuration is incorrect and the T1 is not operational because the noip address command is
applied to the serial0/0/0:23 interface.
Correct Answer: D
Section: (none)
Explanation
QUESTION 66
Which network component would cause variable network delay?
A. dejitter buffer
B. DSP delay
C. processing delay



D. serialization delay
E. propagation delay
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Cisco 640-461 Exam
Correct Answer: C
Section: (none)
Explanation
QUESTION 67
Which headers are compressed when cRTP is used?
A. the UDP and RTP headers
B. the IP header only
C. the TCP header only
D. the RTP header only
E. the IP, UDP, RTP headers and the first byte of the payload
F. the IP, UDP, and RTP headers
Correct Answer: F
Section: (none)
Explanation
QUESTION 68
Which statement about Cisco Unity Connection user templates is true?
A. Changes in user templates affect only new users to be created.
B. Changes in user templates affect only existing users.
C. Changes in user templates affect new and existing users.
D. Changes in user templates have no impact on users unless those users are imported through Active
Directory.
Correct Answer: A
Section: (none)
Explanation
QUESTION 69
When adding an IP phone to a Cisco Unified Communications Manager system, what two choices does an
administrator have to add the phone to the system? (Choose two.)
A. auto-registration
B. FHSS provisioning
C. IP phone configuration assistant
D. manual provisioning
E. Cisco Unified Serviceability
Correct Answer: AD
Section: (none)
Explanation
QUESTION 70


   
What would be the result if a user logs into Cisco Extension Mobility using a device profile that is not subscribed
to the Cisco Extension Mobility Service?
A. Normal Cisco Extension Mobility operation will occur.
B. The user will not be able to log into Cisco Extension Mobility on the phone.
C. The phone will not use the correct device profile.
D. The user will not be able to log out of Cisco Extension Mobility on the phone.
E. The phone will reboot continuously.
Correct Answer: D
Section: (none)
Explanation
Explanation/Reference:
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Cisco 640-461 Exam
QUESTION 71
Which configuration must be configured on the Cisco Unified Communications Manager Express router prior to
Graphical Administration?
A.
B.
C.



D.
Correct Answer: B
Section: (none)
Explanation
Explanation/Reference:
QUESTION 72
On an IP phone line appearance, for which two purposes is the Display parameter designed to be used?
(Choose two.)
A. display a number other than the directory number of the IP phone
B. display a name instead of the directory number of the IP phone
C. internal caller ID
D. external caller ID
E. full directory number ID for outgoing calls
Correct Answer: BC
Section: (none)
Explanation
QUESTION 73
Users report that when they press the Messages button on their phones, they often get a busy tone. Which
option can rectify this issue?
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Cisco 640-461 Exam
A. Disable the Callers Can Edit Messages check box under the Message settings
B. The CSS for the phones does not contain the voice-mail port partitions
C. The CSS for the phone does not contain the voice-mail pilot partition.
D. Precede all Cisco Unity Connection greetings to announce that each message is limited to 90 seconds long
to free up voice-mail ports.
Correct Answer: D
Section: (none)
Explanation
QUESTION 74
Which user parameter is used as a password when connecting through the telephony user interface?
A. PIN
B. Passphrase
C. PassKey
D. Key ID



Correct Answer: A
Section: (none)
Explanation
QUESTION 75
Which Cisco Unified Personal Communicator mode should you use when connecting via an existing IP phone?
A. office mode
B. deskphone mode
C. softphone mode
D. IP phone mode
Correct Answer: B
Section: (none)
Explanation
QUESTION 76
Which license capability must be enabled for Cisco Unified Presence to work with a specific user?
A. Enable Cisco Unified Presence
B. Enable Cisco Unified Presence Server
C. Enable Cisco Unified Presence Communicator
D. Enable Extensible Messaging and Presence Protocol
Correct Answer: A
Section: (none)
Explanation
QUESTION 77
Which web-based tool is used to access Cisco Unified Communications Manager CDR Analysis and
Reporting?
A. Cisco Unified CDR Administration
B. Cisco Unified CM Administration
C. Cisco Unified Reporting
D. Cisco Unified Serviceability
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Cisco 640-461 Exam
Correct Answer: D
Section: (none)
Explanation
QUESTION 78
When generating QoS reports in the CAR tool, what two parameters are valid for report generation? (Choose
two.)
A. route lists
B. route patterns/hunt pilots
C. route groups



D. gateway types
E. partitions
F. IP phone directory numbers
Correct Answer: BD
Section: (none)
Explanation
QUESTION 79
Refer to the exhibit. The user of IP phone A has opened a trouble ticket stating that he cannot call IP phone B.
Where is the best place to start troubleshooting this issue?
A. IP phone B
B. the Cisco Unified Communication Manager system in site A
C. IP phone A
D. lP phone A user
E. the local VoIP voice gateway of IP phone B
F. IP phone B user



Correct Answer: D
Section: (none)
Explanation
Explanation/Reference:
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Cisco 640-461 Exam
QUESTION 80
Which three characteristics are associated with data?
A. Greedy
B. TCP retransmits
C. UDP priority
D. delay sensitive
E. drop insensitive
F. benign
G. benign or greedy.
Correct Answer: BEG
Section: (none)
Explanation
QUESTION 81
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
Correct Answer: D
Section: (none)
Explanation
QUESTION 82
Which device would allow you to place calls from a Cisco Unified Communications Manager that is configured
with SCCP phone to a Cisco Unified communication Manager Express that is configured with SIP phones?
A. gatekeeper
B. gateway
C. H.323 trunk
D. SIP trunk
E. Cisco Unified Border Element
Correct Answer: E
Section: (none)
Explanation
QUESTION 83



Which four characteristics are associated with video? (Choose four)
A. greedy
B. TCP retransmits
C. UDP priority
D. delay sensitive
E. drop sensitive
F. benign
G. bursty
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Cisco 640-461 Exam
Correct Answer: CDEG
Section: (none)
Explanation
QUESTION 84
Can an IP phone be configured so that calls to that IP phone can be rerouted if the IP phone become
unregistered?
A. Yes. configuring call forward All provides this coverage
B. No. if a phone is unregistered, the re-order tone is played to the caller
C. Yes. configuring Call Forward Busy Internal provides this coverage
D. Yes. configuring Call Forward Unregistered provides this coverage
E. No. the call is dropped at the gateway
Correct Answer: D
Section: (none)
Explanation
QUESTION 85
Which statement about Cisco Unified Presence and LDAP is true?
A. Cisco Unified Presence must be integrated with LDAP.
B. LDAP integration is mandatory if Cisco Unified Personal Communicator is used as a client.
C. LDAP integration with Cisco Unified Presence is optional. However, user search functionality in Cisco
Unified Personal Communicator will not be available.
D. LDAP integration with Cisco Unified Presence is optional. However, instant messaging functionality in Cisco
Unified Personal Communicator will not be available.
Correct Answer: C
Section: (none)
Explanation
QUESTION 86
Which three rules are valid transfer rules in Cisco Unity Connection? (Choose Three)
A. standard
B. alternate
C. closed
D. holiday



E. nonstandard
Correct Answer: ABC
Section: (none)
Explanation
QUESTION 87
With GETVPN, if a key server is configured to use multicast as the rekey transport mechanism, then under
which of these conditions will the key server retransmit the rekey messages?
A. It never retransmit the rekey messages
B. it only retransmit the rekey message when it does not receive the rekey acknowledgment from at least one
group member
C. it only retransmit the rekey message when it does not receive the rekey acknowledgment from all group
member
D. it only retransmit the rekey message when DPD to the group members fails
E. it always retransmit the rekey message
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Cisco 640-461 Exam
Correct Answer: E
Section: (none)
Explanation
QUESTION 88
An administrator is attempting to add a new IP phone to the network. The phone does not register and
continues to cycle through the registration process. The administration checks and notices that the IP address
assigned to the phone is not correct network. What is the cause of this issue?
A. The TFTP server is reconfigured
B. The DHCP server is giving out false IP addresses
C. The Cisco Unified Communication Manager is down
D. The switch port that the phone is connected to is configured with the wrong voice LAN
E. The PSTN gateway is down
Correct Answer: D
Section: (none)
Explanation
QUESTION 89
In which mode is CTI used with Cisco Unified Personal Communicator?
A. soft-phone mode
B. desk-phone mode
C. IP communicator mode
D. IP phone mode
E. CTI mode
Correct Answer: B
Section: (none)
Explanation



QUESTION 90
What happens when a user associated with a device is deleted?
A. The user is removed, but the DN and the Device remains in the system
B. The user is removed, and the DN and the Device also removed
C. The user is removed, and the DN and the Device become orphan in the system
D. The user is removed, and the DN and the Device are automatically assigned to other user
E. The user is removed, and the DN and the Device are assigned to the administrator
Correct Answer: A
Section: (none)
Explanation
QUESTION 91
Drag and Drop the characteristics of Voice and Data
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Cisco 640-461 Exam



A.
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 92
In which two ways can an administrator reset an IP phone that is registered with Cisco Unified Communications
Manager? (Choose two.)
A. Phone can be reset in Cisco Unified Communications Manager Administration.
B. Phone can be reset in the Cisco Unified Communications Manager Express CLI.
C. Press the * * #* * key combination on the IP phone keypad.
D. Enter the reset ephone command in the switch.
E. Press the * * #* key combination on the IP phone keypad.
F. Press the ##**# key combination on the IP phone keypad.
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Cisco 640-461 Exam
Correct Answer: AC
Section: (none)
Explanation
QUESTION 93
Drag and Drop question.


 
A.
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 94
Which two options are features in Cisco Unified Presence? (Choose two.)
A. IP Phone Messenger
B. Native Presence
C. BLF speed-dial



D. Enterprise Instant Messaging
E. BLF speed-dial pickup
Correct Answer: AD
Section: (none)
Explanation
Explanation/Reference:
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Cisco 640-461 Exam
QUESTION 95
Which level of users in Cisco Unified Communications Manager CDR Analysis and Reporting an generate
reports for quality of service?
A. administrators
B. managers
C. auditors
D. individual users
Correct Answer: B
Section: (none)
Explanation
QUESTION 96
When performing backups within Cisco Unified Communications Manager, which component stores backups
on a remote SFTP server?
A. Local Agent
B. Master Agent
C. Scheduler
D. Backup Controller
Correct Answer: B
Section: (none)
Explanation
QUESTION 97
Which Cisco IOS command should you use to view the configuration of voice dial peer 911?
A. show dialplan dialpeer 911
B. show dialplan number 911
C. show dial-peer voice 911
D. show event-manager consumers 911
Correct Answer: C
Section: (none)
Explanation
QUESTION 98
Which type of server is used to deliver the configuration to an IP phone?



A. TFTP
B. DHCP
C. FTP
D. Cisco Discovery Protocol
Correct Answer: A
Section: (none)
Explanation
QUESTION 99
An end user reports that they are unable to control their Cisco IP phone using Cisco Unified Personal
Communicator and cannot make any calls. Which situation can cause this issue?
A. The Cisco Unified Personal Communicator is not registered in the Cisco Unified Presence server.
B. The LDAP integration is incorrect.
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Cisco 640-461 Exam
C. The Cisco Unified Personal Communicator is configured in desk-phone mode.
D. The Allow Control of Device from CTI checkbox in the device configuration on Cisco Unified
Communications Manager is disabled.
E. The Allow Control of Device from CTI checkbox in the device configuration on the Cisco Unified Presence is
disabled.
Correct Answer: D
Section: (none)
Explanation
QUESTION 100
To obtain CDR information, which application is used?
A. Cisco Unified Communications Manager Administration
B. Cisco Unified Serviceability
C. Cisco Unified Operating System Administration
D. Disaster Recovery System
E. Cisco Unified Communications Manager Call Detail Record Analysis and Reporting tool
F. Cisco Unified Reporting
Correct Answer: E
Section: (none)
Explanation
QUESTION 101
Which two protocols are used by Cisco Unified Presence? (Choose two.)
A. SIP/SIMPLE
B. XMPP
C. SCCP
D. PPPoX
E. IMPP
Correct Answer: AB



Section: (none)
Explanation
QUESTION 102
What are the two differences between the IntServe and DiffServ models of QoS? (Choose two.)
A. DiffServ provides absolute QoS guarantees.
B. IntServ is the default QoS mechanism for all routers, because applications signal the router with the QoS
level they require.
C. DiffServ inherits the connection-oriented approach from telephony network design. Every individual
communication must explicitly specify its traffic descriptor and requested resources to the network.
D. With IntServ, packet delivery is guaranteed. However, the use of IntServ can severely limit the scalability of
a network.
E. DiffServ was designed to overcome the limitations of both the best-effort and IntServ models and can
provide an "almost guaranteed" QoS.
Correct Answer: DE
Section: (none)
Explanation
QUESTION 103
Which three characteristics are associated with voice? (Choose three.)
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Cisco 640-461 Exam
A. greedy
B. TCP retransmits
C. UDP priority
D. delay sensitive
E. drop insensitive
F. benign
G. benign or greedy
Correct Answer: CDF
Section: (none)
Explanation
QUESTION 104
Which type of packet-oriented network has the characteristic of being drop-tolerant and delayinsensitive?
A. data
B. voice
C. video
D. converged
E. All packet-oriented networks share these characteristics.
Correct Answer: A
Section: (none)
Explanation



QUESTION 105
What will happen if an end user is deleted from the Cisco Unified Communications Manager system?
A. The user will be removed, but the associated device and directory number will remain in the system.
B. The user and the associated device will be removed, but the directory number will become orphaned.
C. The user, the associated device, and the directory number will be removed.
D. The user will be removed, and the associated device and directory number will be automatically assigned to
the administrator.
E. The user will be removed, and the associated device and directory number will be allocated to the next user
added to the system.
Correct Answer: A
Section: (none)
Explanation
QUESTION 106
How does the Cisco Unified Communications Manager Express match an outbound VoIP dial peer?
A. Outbound dial-peer matching uses the entire string of digits en bloc to match the dial peer with the longest
match.
B. Outbound dial-peer matching is completed on a digit-by-digit basis.
C. It matches outbound dial peers by placing all the dial peers into a hunt group and then uses the entire dialed
number en bloc to match the first dial peer.
D. Cisco Unified Communications Manager Express creates a hunt group that contains all the configured dial
peers and then applies the dial digits in a digit-by-digit manner to match a dial peer.
Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
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Cisco 640-461 Exam
QUESTION 107
In which situation are user PINs maintained by the local Cisco Unified Communications servers?
A. Only when the system is using LDAP synchronization.
B. Only when the system is using LDAP authentication.
C. Only when the system is using Global Directory.
D. PINs are always maintained by the local Cisco Unified Communications Manager servers
E. PINs are never maintained by the local Cisco Unified Communications Manager servers.
Correct Answer: D
Section: (none)
Explanation
QUESTION 108
An IP phone has a line calling search space and a device calling search space. If a call is made from the IP
phone, which calling search space is used?
A. Neither calling search space is used.
B. The line calling search space takes precedence and is used.



C. The device calling search space takes precedence and is used.
D. The line and device calling search spaces are combined and the line calling search space has precedence.
Correct Answer: D
Section: (none)
Explanation
QUESTION 109
Which command is used to determine if an MGCP gateway is registered with a Cisco Unified Communications
Manager server?
A. show gateway status
B. show isdn q931
C. show ccm-manager
D. show isdn status
E. show isdn q921
Correct Answer: C
Section: (none)
Explanation
QUESTION 110
A user exists within an office of IP phones, all of which have the same pickup group. A call comes into a phone
of another office worker who is currently at lunch. What should the user do to have the call redirected to his or
her phone?
A. Press the "Pickup" softkey and then the line that is ringing.
B. Press the "Call Pickup" softkey only.
C. Press the "Call Pickup" softkey and then the line that is ringing.
D. Press the "Pickup" softkey only.
Correct Answer: B
Section: (none)
Explanation
Explanation/Reference:
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Cisco 640-461 Exam
QUESTION 111
What is the preferred analog signaling method to reduce glare?
A. loop start
B. ground start
C. on-hook
D. off-hook
Correct Answer: B
Section: (none)
Explanation
QUESTION 112



What is the accepted maximum limit for good-quality voice connection delay?
A. 100 ms
B. 200 ms
C. 250 ms
D. 300 ms
Correct Answer: C
Section: (none)
Explanation
QUESTION 113
Which two directory services are supported by Cisco Unified Communications Manager for Lightweight
Directory Access Protocol integration? (Choose two.)
A. Windows Active Directory 2008
B. Novell eDirectory
C. iPlanet Directory Server 4.0
D. Sun ONE Directory Server
E. Open Lightweight Directory Access Protocol 2.1
Correct Answer: AD
Section: (none)
Explanation
QUESTION 114
When creating a new softphone for a Cisco Unified Presence user, which phone type should you select if you
are using Cisco Unified Personal Communicator Release 7.1?
A. Cisco Unified Personal Communicator
B. Cisco Unified Client Services Communicator
C. Cisco Unified Client Services Framework
D. Cisco Unified Personal Communicator Framework
Correct Answer: A
Section: (none)
Explanation
QUESTION 115
One user from your company wants to use a signaling protocol on the voice gateways that require registration
with the Cisco Unified Communications Manager. Which protocol should you suggest to him?
A. SIP
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Cisco 640-461 Exam
B. Frame-Relay
C. SRTP
D. MGCP
Correct Answer: D
Section: (none)
Explanation



QUESTION 116
Which value should you assign to option 150 for DHCP to operate correctly in a Cisco Unified Communications
Manager Express environment?
A. FTP server of the DNS server
B. MAC address of the DHCP server
C. MAC address of the TFTP server
D. IP address of the TFTP server
Correct Answer: D
Section: (none)
Explanation
QUESTION 117
What device enables Call Admission Control in a CME environment?
A. Gateway
B. Transcoder
C. Bridge
D. Gatekeeper
Correct Answer: D
Section: (none)
Explanation
QUESTION 118
In a Cisco UCM single-site deployment, what is the maximum number of IP phones that can register with a
UCM cluster?
A. 2500
B. 7500
C. 10000
D. 30000
Correct Answer: D
Section: (none)
Explanation
QUESTION 119
Ans administrator wants to import users using the Bulk Administration menu in Cisco Unified Communication is
valid for this operation?
A. .PDF
B. .DOC
C. .DOCX
D. .CSV
E. .XLS
Correct Answer: D
Section: (none)



Explanation
Explanation/Reference:
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Cisco 640-461 Exam
QUESTION 120
Which statement accurately describes a calling search space?
A. a group of object with similar reach ability characteristics.
B. a calling feature that finds mobile users.
C. a toll that is used to track calls to certain numbers.
D. a feature that defines which partitions are reachable from a device.
Correct Answer: D
Section: (none)
Explanation
QUESTION 121
An engineer is configuring a new Cisco Unified Communications Manager server. However, when the engineer
tries to register the IP phones, the registrations are unsuccessful. When the engineer checks one of the
phones, there is no status that is shown along with the Cisco Unified Communications Manager server IP
address.
What is the probable cause?
A. The server connection is established, but the information is encrypted.
B. There is no current connection with the Cisco Unified Communications Manager server.
C. The Cisco Unified Communications Manager server is currently available.
D. The currently receiving call-processing services are running on the phone.
Correct Answer: B
Section: (none)
Explanation
QUESTION 122
Which Cisco Unity Connection report provides a summary view of the current size, last error condition, and
status of the mailbox store?
A. Users
B. Message Traffic
C. Mailbox Store
D. System Configuration
Correct Answer: C
Section: (none)
Explanation
QUESTION 123
If two phones share a line between them, what happens if the user of the first phone is using the line and the
user of the second phone uses the Barge feature?
A. The user of the first phone is notified of the Barge request.
B. A three-way conference begins.



C. The call is discontinued, but the first phone user and the second phone user are able to talk.
D. The user on the first phone is knocked off the line, and the second phone user takes over the line.
Correct Answer: B
Section: (none)
Explanation
QUESTION 124
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Cisco 640-461 Exam
Which protocol is being used when you are utilizing the chat feature of Cisco Unified Personal Communicator?
A. SIMPLE
B. SIP
C. XMPP
D. HTTPS
Correct Answer: C
Section: (none)
Explanation
QUESTION 125
When deploying Cisco Unified Presence, which service is a basic service that can be considered as optional?
A. Cisco Unified Presence Engine
B. Cisco Unified Presence Sync Agent
C. Cisco Unified Presence Session Initiation Protocol Proxy
D. Cisco Unified Protocol Extensible Messaging Presence and Protocol Agent
Correct Answer: D
Section: (none)
Explanation
QUESTION 126
Which option should you use in the Cisco Unified Communications Manager End Users Configuration page to
ensure that a user can use a desk phone both for calls and for Cisco Unified Presence?
A. Enable Cisco Unified Presence Communicator
B. Allow Control of Device from Cisco Computer Telephony Integration
C. Allow Cisco Unified Personal Communicator Integration
D. Allow Cisco Unified Presence Control over IP Phone
Correct Answer: B
Section: (none)
Explanation
QUESTION 127
Which protocol should you use to configure Cisco Unified Personal Communicator for secure voice messaging
with Cisco Unity Connection?



A. TCP
B. SSL
C. TLS
D. UDP
Correct Answer: C
Section: (none)
Explanation
QUESTION 128
Which report in Cisco Unified Reporting should you use to track the number of users with one or more phones?
A. Unified CM User Device Count
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Cisco 640-461 Exam
B. Unified CM Device Distribution Summary
C. Unified CM Table Count Summary
D. Unified CM Data Summary
Correct Answer: A
Section: (none)
Explanation
QUESTION 129
Which Cisco IOS CLI command should you use to perform an IP phone cold reboot?
A. router(config-ephone)#reset
B. router(config-ephone)#restart
C. router(config-ephone-dn)#restart
D. router(config-phone)#reset
Correct Answer: A
Section: (none)
Explanation
QUESTION 130
By default, how many failed attempts at signing into Cisco Unity Connection is a user allowed before their
account is locked out?
A. 2
B. 3
C. 4
D. 5
E. 6
F. No limit
Correct Answer: B
Section: (none)
Explanation



QUESTION 131
When you reset an IP phone via the Cisco Unified Communications Manager Administration page, which
method briefly shuts down a registered phone and brings it back up?
A. drop
B. restart
C. reset
D. shutdown
E. shut & no shut
Correct Answer: C
Section: (none)
Explanation
QUESTION 132
Which generating QoS reports CAR tool, what two parameters are valid for report generation? (Choose two)
A. route Iists
B. route pattrens/hunt pilots
C. route groups
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Cisco 640-461 Exam
D. gateway types
E. partitions
F. IP phone directory numbers
Correct Answer: BD
Section: (none)
Explanation
QUESTION 133
Which description describes the low latency queuing algorithm?
A. Empty queue 1. If queue 1 is empty, empty queue 2, then empty queue 3, unless a packet for a higher
queue arrives.
B. An administrator defines the traffic classes based on match criteria, including protocols, access control lists,
and input interfaces.
C. A flow-based algorithm that simultaneously schedules interactive traffic to the front of a queue to reduce
response time and fairly shares the remaining bandwidth among high-bandwidth flows.
D. This feature brings strict priority queuing to CBWFQ.
E. Packets are placed into a single queue and serviced in the order they were received.
Correct Answer: D
Section: (none)
Explanation
QUESTION 134
Which behavior can be configured with the snr calling-number local command?
A. displaying the called number instead of the remote destination at the calling party
B. displaying the original caller at the remote destination



C. displaying the enterprise directory number instead of the original caller at the calling party
D. displaying the enterprise directory number instead of the original caller at the remote destination
Correct Answer: D
Section: (none)
Explanation
QUESTION 135
What application uses the Cisco Unified Operating System for administration and configuration?
A. Cisco Unity Express
B. Cisco Unified Messaging Gateway
C. Cisco Unified Communications Manager Express
D. Cisco Unified Presence
Correct Answer: D
Section: (none)
Explanation
QUESTION 136
Which two types of device can the Cisco Unified Disaster Recovery use as a backup target? (Choose two.)
A. DVD ROM drive
B. FTP server
C. tape device
D. TFTP server
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Cisco 640-461 Exam
E. WebDAV server
F. SFTP server
G. CD ROM
Correct Answer: CF
Section: (none)
Explanation
QUESTION 137
To monitor the service health and performance, which service should you activate in Cisco Unity Connection?
A. CUC Performance Service
B. CUC System Auditing
C. Real-Time Monitoring Tool
D. Cisco Serviceability Reporter
Correct Answer: D
Section: (none)
Explanation
QUESTION 138
Which report can you use to display all currently unassigned directory numbers?



A. Route Plan Report
B. Directory Number Assignment
C. Unassigned Objects Report
D. IP Phone Number Assignment
Correct Answer: A
Section: (none)
Explanation
QUESTION 139
An engineer is installing an IP phone in a remote location. When the engineer plugs the IP phone into the
network, the phone does not power up. What is the first thing that should be checked?
A. Power over Ethernet switch
B. Cisco Unified Communications Manager Server
C. Cisco Unified Presence
D. DHCP server
Correct Answer: A
Section: (none)
Explanation
QUESTION 140
An organization is using a centralized DHCP server for all IP phones. However, when the IP phones are
powered up, the phones are unable to obtain an IP address. Which CLI command should be in the router
configuration to ensure that the IP phones are able to reach the DHCP server?
A. router(config)#helper-address
B. router(config-if)#ip helper-address
C. router(config-if)#helper-address
D. router(config)#ip helper-address
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Cisco 640-461 Exam
Correct Answer: B
Section: (none)
Explanation
QUESTION 141
An engineer is troubleshooting call quality issues between central headquarters and a remote branch location.
When on an active call, the engineer watches the call statistics on the IP phone and notices that the max jitter
is 100 ms.
What is the maximum amount of jitter that the engineer should set to maintain a high-quality call?
A. 5 ms
B. 50 ms
C. 10 ms
D. 30 ms
Correct Answer: D
Section: (none)
Explanation



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