CCIE Voice

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C. 8 Answer: C

QUESTION NO: 100 According to RFC 3551, where default mappings between RTP payload type numbers and encodings are defined, which RTP payload type corresponds to G.711 a-law encoding? A. 0 B. 1 C. 8 D. 13 E. 18

C. 6 Answer: C

QUESTION NO: 12 Refer to the exhibit. How many simultaneous G.729 calls can be established between sites SJ and RTP? A. 4 B. 5 C. 6 D. 8 E. 12

C. ip source-address E. max-dn F. max-ephones Answer: C,E,F

QUESTION NO: 16 Which three of these are mandatory sub-commands of the call-manager-fallback command and will help an IP phone register to an IOS router in SRST mode? (Choose three.) A. access-code B. dialplan-pattern C. ip source-address D. keepalive E. max-dn F. max-ephones

D. 6 Answer: D

QUESTION NO: 38 Refer to the exhibit. What is the maximum number of calls that are supported on ephone 2? A. 3 B. 4 C. 5 D. 6 E. 8

C. G.723.1 Annex A F. G.729 Annex B Answer: C,F

QUESTION NO: 53 Which two codecs provide built-in VAD? (Choose two.) A. G.711 mu-law B. G.722-64K C. G.723.1 Annex A D. G.726 E. G.729 F. G.729 Annex B

D. 123$ Answer: D

QUESTION NO: 65 Which string is not a valid route pattern on Cisco Unified Communications Manager? A. 123@ B. 123. C. 123* D. 123$ E. 123?

D. They control network traffic and reduce server and CPU load. E. They eliminate traffic redundancy.

QUESTION NO: 1 What are two advantages of multicast technologies? (Choose two.) A. Denial of service attacks in the network are prevented. B. They eliminate multipoint applications. C. They reduce traffic by delivering a separate stream of information to each corporate recipient or home environment, which reduces bandwidth. D. They control network traffic and reduce server and CPU load. E. They eliminate traffic redundancy.

B. The media streams must be the same size in both directions. D. The media has to be symmetrically routed. Answer: B,D

QUESTION NO: 10 When implementing a Cisco Unified Communications Manager solution over an MPLS WAN, which two rules must be observed to prevent overrunning the priority queue? (Choose two.) A. RSVP will transparently pass application IDs from the customer network across the MPLS WAN. B. The media streams must be the same size in both directions. C. Only the connection to the MPLS WAN where the Cisco Unified Communications Manager resides must be enabled as a CE device. D. The media has to be symmetrically routed. E. If the CE is under corporate control, it may support either topology-aware or measurement- based CAC.

B. When the TGW detects the CED tone from the fax machine that has been contacted, the TGW changes to the G.711 codec with echo chancellor and VAD disabled. Answer: B

QUESTION NO: 11 How is fax pass-through traffic treated over IP WAN connections that use the G.729 codec? A. The fax traffic is demodulated and sent with VAD and echo chancellor disabled. B. When the TGW detects the CED tone from the fax machine that has been contacted, the TGW changes to the G.711 codec with echo chancellor and VAD disabled. C. When the OGW detects the CED tone from the fax machine that is making the call, the OGW is informed by the contacted device of the Cisco NSF features and switches to the G.711 codec with VAD disabled. D. The contacting fax machine sends a TCF message to the contacted fax machine and waits for a CFR message. When the CFR message is received, the fax tones sent by the contacting fax machine cause the OGW to send an NSF message to the TGW, instructing it to switch to the G.711 codec with echo chancellor and VAD disabled.

B. a software conference bridge that is configured in Cisco Unified Communications Manager and a HW transcoder C. a hardware conference bridge Answer: B,C

QUESTION NO: 13 Company Alpha has a central office and a branch office that utilize a central call processing toplogy. Calls between the two sites are using the G.729 codec; calls within each site are using the G.711 codec. To conference an existing call between two phones at the central site with a phone at the remote office, which two of the following are possible solutions? (Choose two.) A. a software conference bridge that is configured in Cisco Unified Communications Manager B. a software conference bridge that is configured in Cisco Unified Communications Manager and a HW transcoder C. a hardware conference bridge D. a hardware transcoder and a hardware conference bridge E. No extra configurations required--phones automatically negotiate using the lowest common denominator codec (G.729)

C. Drag a new Menu step from the palette and drop it on the existing Menu step. Drag the existing Menu step and drop it on Output 3 of the new Menu. Answer: C

QUESTION NO: 14 Refer to the exhibit. You have been asked to edit the sample auto attendant script so that callers are prompted to press 1 for sales, 2 for service, or 3 for the directory. If callers select 3, they should hear the existing menu choices to dial by extension, dial by name, or transfer to the operator. What steps can you take to create this nested menu? A. Drag a new Menu step from the palette and drop it on the Start step. Drag the existing Menu step and drop it on Output 3 of the new Menu. B. Drag a new Menu step from the palette and drop it on the existing Menu step. This will make the existing Menu subordinate to the new Menu. C. Drag a new Menu step from the palette and drop it on the existing Menu step. Drag the existing Menu step and drop it on Output 3 of the new Menu. D. Delete the existing Menu. Drag a new Menu step from the palette and drop it on the Set prefixPrompt=P[] step. Recreate the existing directory menu as the third option of the new Menu step.

B. A referenced CTI Route Point is not associated with the JTAPI user. D. There is an error in one of the scripts being loaded. Answer: B,D

QUESTION NO: 15 Which two of these are possible reasons why a JTAPI subsystem might have the status PARTIAL_SERVICE? (Choose two.) A. Cisco Unified Contact Center is not able to resolve the host name of Cisco Unified Communications Manager. B. A referenced CTI Route Point is not associated with the JTAPI user. C. The JTAPI user password is not correct. D. There is an error in one of the scripts being loaded. E. The CTI Manager service is not running on Cisco Unified Communications Manager.

C. a list of acceptable formats Answer: C

QUESTION NO: 17 Refer to the exhibit. You are debugging a problem on a SIP network and have run the debug ccsip messages command. One of the messages returned is shown in the exhibit. What information will the server return to the caller? A. the acceptable media type B. a list of acceptable media types C. a list of acceptable formats D. a correct directory number E. an acceptable language code

D. 5xx Answer: D

QUESTION NO: 18 Which type of SIP responses would indicate that a server encountered an error in attempting to complete a SIP request? A. 1xx B. 3xx C. 4xx D. 5xx E. 6xx

A.proxy Answer: A

QUESTION NO: 19 To hide its identity when initiating calls, SIP Phone B requests that Server B place its calls for it. What kind of device is Server B? A. proxy B. redirect C. registrar D. user agent client E. user agent server

A.It defines which numbers are available for a device to call. E. It defines the search for directory numbers in assigned partitions according to dial patterns.

QUESTION NO: 2 Which two descriptions apply to the Calling Search Space function in Cisco Unified Communications Manager? (Choose two.) A. It defines which numbers are available for a device to call. B. It provides a group of dial patterns to look through when making a call. C. Within a partition, each CSS has a directory number. D. It defines route patterns and directory numbers from which calls can be received. E. It defines the search for directory numbers in assigned partitions according to dial patterns.

A.PRACK B. ACK D. CANCEL Answer: A,B,D

QUESTION NO: 20 Which of the following three messages could be sent by the UAC in response to the 180 Ringing?(Choose three.) A. PRACK B. ACK C. BYE D. CANCEL E. INVITE

B. Master/Slave C. call preservation on gateway failover from one Cisco Unified Communications Manager server to another E. centralized dial plan management Answer: B,C,E

QUESTION NO: 21 Which three attributes correctly describe aspects of MGCP? (Choose three.) A. peer-to-peer B. Master/Slave C. call preservation on gateway failover from one Cisco Unified Communications Manager server to another D. communication with Cisco Unified Communications Manager handled via a proxy server E. centralized dial plan management F. intelligent endpoints

C. MGCP D. SCCP Answer: C,D

QUESTION NO: 22 In a VoIP deployment, which two protocols satisfy the following three requirements? (Choose two.) Requirement 1: the protocol has a mechanism for a centralized dial-plan Requirement 2: the endpoints are considered to be unintelligent Requirement 3: the protocol is text-based A. SIP B. H.323 C. MGCP D. SCCP

B. MGCP gateway Answer: B

QUESTION NO: 23 When implementing PRI backhaul for an MGCP gateway and Cisco Unified Communications Manager, the Q.921 data-link protocol is terminated on which device? A. Cisco Unified Communications Manager B. MGCP gateway C. signaling link terminal D. the IP end device, such as an IP phone

D. Packets may be reordered and jitter may be compensated for, because the timestamp is not related to the system time. Answer: D

QUESTION NO: 24 What occurs if the system clocks are not synchronized between the sender and receiver of an RTP stream? A. Packets can be placed in sequence but jitter cannot be compensated for. B. Packets cannot be reordered, because sequence and jitter cannot be compensated for. C. Jitter can be compensated for, but packets cannot be reordered if they arrive out of sequence. D. Packets may be reordered and jitter may be compensated for, because the timestamp is not related to the system time. E. When the RTP stream is opened, the sender and receiver synchronize their clocks before the stream commences so that packet sequencing and dejitter will function correctly.

C. terminating VoIP gateway for completing RSVP reservation setups in 10 seconds Answer: C

QUESTION NO: 25 On which gateway or gatekeeper is the IOS command call-rsvp-sync resv-timer 10 used to set the timer? A. originating VoIP gateway for completing RSVP reservation setups in 10 seconds B. originating and terminating VoIP gateway for completing RSVP reservation setups in 10 seconds C. terminating VoIP gateway for completing RSVP reservation setups in 10 seconds D. VoIP gatekeeper for completing RSVP reservation setups in 10 seconds

D. it will admit up to four calls using the G.729 codec Answer: D

QUESTION NO: 26 If the bandwidth total default 64 command is configured in a gatekeeper, then what is true of that gatekeeper? A. it will admit up to 64 calls, regardless of codec used B. it will not admit any calls because all calls initially account of 128 kb/s C. it will admit a minimum of four calls using the G.729 codec D. it will admit up to four calls using the G.729 codec E. it will admit a G.711 call in one direction only, since 64 is half of 128 kb/s

B. voice flows generated from Cisco IOS applications C. voice flows generated from third-party applications, such as Microsoft NetMeeting Answer: B,C

QUESTION NO: 27 If enabled, the RSVP for LLQ feature will assign which two types of flows to the priority queue? (Choose two.) A. all RSVP bandwidth requests B. voice flows generated from Cisco IOS applications C. voice flows generated from third-party applications, such as Microsoft NetMeeting D. all traffic marked DSCP EF E. all traffic marked CoS 5

B. Guaranteed Quality of Service C. Reserve resources for Low Latency and bandwidth guarantees E. Controlled-Load Network Element Service Answer: B,C,E

QUESTION NO: 28 Which of these features are supported in RSVP Support for LLQ? (Choose three.) A. LLQ Support on Tunnels B. Guaranteed Quality of Service C. Reserve resources for Low Latency and bandwidth guarantees D. LLQ on Frame Relay and ATM PVCs E. Controlled-Load Network Element Service

A.the IP voice media streaming application has been stopped and restarted D. the new music files are in the correct format to be used with Cisco Unified Communications Manager E. the location of the new music files is what the MoH server expects Answer: A,D,E

QUESTION NO: 29 Users are complaining that the music on hold marketing files for this month are not being played when users are placed on hold. Which three of these do you need to verify? (Choose three.) A. the IP voice media streaming application has been stopped and restarted B. a new directory has been created for the new media files C. users have selected the correct MoH files for customer calls D. the new music files are in the correct format to be used with Cisco Unified Communications Manager E. the location of the new music files is what the MoH server expects

A.When a directory number or route pattern is placed into a certain partition, this creates a rule for who can call that device or route list. B. A partition is a logical grouping of directory numbers and route patterns that have similar reachability characteristics.

QUESTION NO: 3 Which two statements apply to the partitions function in Cisco Unified Communications Manager? (Choose two.) A. When a directory number or route pattern is placed into a certain partition, this creates a rule for who can call that device or route list. B. A partition is a logical grouping of directory numbers and route patterns that have similar reachability characteristics. C. Calling Search Spaces are assigned to partitions. D. A directory number may appear in only one partition. E. Within the partition, each CSS has a directory number.

C. The audio stream will be selected according to the configuration of the phone which is being used to place a caller on hold, and the audio server used will be selected according to the configuration of the phone being placed on hold. Answer: C

QUESTION NO: 30 Which of these statements correctly describes the logic for selecting MoH servers and MoH audio streams? A. The audio stream and audio server used will be selected according to the configuration of the phone being placed on hold. B. The audio stream and audio server used will be selected according to the configuration of the phone which is being used to place a caller on hold. C. The audio stream will be selected according to the configuration of the phone which is being used to place a caller on hold, and the audio server used will be selected according to the configuration of the phone being placed on hold. D. The audio stream will be selected according to the configuration of the phone being placed on hold and the audio server used will be selected according to the configuration of the phone which is being used to place a caller on hold.

B. A local zone endpoint requests permission to admit an incoming call. E. A local zone endpoint initiates a call. Answer: B,E

QUESTION NO: 31 Which two conditions will result in an H.323 gatekeeper receiving an ARQ from a registered H.323 endpoint? (Choose two.) A. A remote zone endpoint initiates a call. B. A local zone endpoint requests permission to admit an incoming call. C. A remote zone endpoint sends keepalive to ensure registration continuity. D. A remote zone gatekeeper initiates a call. E. A local zone endpoint initiates a call. F. A local zone endpoint sends keepalive to ensure registration continuity.

C. 4 Answer: C

QUESTION NO: 32 Two H.323 gateways are engaged in an active call. How many RTP and RTCP packet streams exist between these two gateways? A. 2 B. 3 C. 4 D. 5 E. 6

B. NTFY Answer: B

QUESTION NO: 33 On a Cisco IOS MGCP gateway that is registered to Cisco Unified Communications Manager, which MGCP message is initiated by the gateway? A. RQNT B. NTFY C. EPCF D. CRCX E. SETUP

A.AUEP B. MDCX C. RQNT F. CRCX Answer: A,B,C,F

QUESTION NO: 34 On a Cisco IOS MGCP gateway that is registered to Cisco Unified Communications Manager, which four MGCP messages are initiated by Cisco Unified Communications Manager? (Choose four.) A. AUEP B. MDCX C. RQNT D. NTFY E. RSIP F. CRCX

C. DLCX Answer: C

QUESTION NO: 35 On a Cisco IOS MGCP gateway that is registered to Cisco Unified Communications Manager, which MGCP message could be initiated by either Cisco Unified Communications Manager or the gateway? A. CRCX B. RQNT C. DLCX D. AUEP E. RSIP

Answer: D

QUESTION NO: 36 Refer to the exhibit. What is the maximum number of inbound calls to 2001 before a Cisco Unified Communications Manager Express system returns a user busy tone to any additional calls? A. 3 B. 4 C. 5 D. 6 E. 7

B. 4 Answer: B

QUESTION NO: 37 Refer to the exhibit. What is the maximum number of inbound calls to ephone 1 before a Cisco Unified Communications Manager Express system returns a user busy tone to any additional calls? A. 3 B. 4 C. 5 D. 6 E. 7

D. 7 Answer: D

QUESTION NO: 39 Refer to the exhibit. What is the maximum number of inbound calls to 2001 before a Cisco Unified Communications Manager Express system returns a user busy tone to any additional calls? A. 4 B. 5 C. 6 D. 7 E. 8

A.When a host in a multicast group sends an IGMP leave message, only that port is deleted from the multicast group. D. When the switch hears the IGMP host report from a host for a particular multicast group, the switch adds the host's port number to the associated multicast table entry. F. A switch that is running IGMP snooping examines every multicast data packet to verify whether it contains any pertinent IGMP "must control" information. Answer: A,D,F

QUESTION NO: 4 Which three statements are true about multicast IGMP snooping? (Choose three.) A. When a host in a multicast group sends an IGMP leave message, only that port is deleted from the multicast group. B. An IP multicast stream to the IP host can be stopped only by an IGMP leave message. C. IGMP snooping does not examine or snoop Layer 3 information in packets that are sent between the hosts and the router. D. When the switch hears the IGMP host report from a host for a particular multicast group, the switch adds the host's port number to the associated multicast table entry. E. IGMP control messages are transmitted as IGMP multicast packets so that they can be distinguished from normal multicast data at Layer 2. F. A switch that is running IGMP snooping examines every multicast data packet to verify whether it contains any pertinent IGMP "must control" information.

A.FXS E. FXO Answer: A,E

QUESTION NO: 40 Which two analog voice interfaces support ground-start? (Choose two.) A. FXS B. E&M Type I C. E&M Type II D. E&M Type IV E. FXO

C. pulse dial Answer: C

QUESTION NO: 41 Which signaling method cannot solve the FXO disconnect problem? A. power denial B. tone-based supervisory disconnect C. pulse dial D. ground-start signaling E. battery reversal

C. ground-start D. wink-start Feature Group D F. pulse dial Answer: C,D,F

QUESTION NO: 42 Which three signaling types are not used by analog E&M circuits as start dial supervision protocols? (Choose three.) A. delay dial B. wink-start C. ground-start D. wink-start Feature Group D E. immediate-start F. pulse dial

A.E&M signaling C. loop-start signaling F. ground-start signaling Answer: A,C,F

QUESTION NO: 43 Which three are valid T1 CAS types? (Choose three.) A. E&M signaling B. semicompelled signaling C. loop-start signaling D. line signaling E. Group 1 signaling F. ground-start signaling

D. interregister signaling Answer: D

QUESTION NO: 44 Which R2 signaling element passes address information such as calling- and called-party numbers? A. pulse signaling B. delay dial signaling C. line signaling D. interregister signaling E. out-of-band signaling

D. 16 Answer: D

QUESTION NO: 45 How many frames are contained in one multiframe within an SF format? A. 4 B. 8 C. 15 D. 16 E. 30 F. 32

Answer: D

QUESTION NO: 46 How many channels on a voice E1 circuit are used to carry PCM-encoded voice traffic? A. 16 B. 28 C. 29 D. 30 E. 31

C. 15.4 Answer: C

QUESTION NO: 47 According to the IEEE 802.3af PoE standard, what is the maximum power (in watts) that is delivered to a power-consuming device? A. 6.3 B. 14.5 C. 15.4 D. 20 E. 22.5 F. 25.4

A.Link Layer Discovery Protocol-Media Endpoint Discovery Answer: A

QUESTION NO: 48 What is the complete name of LLDP-MED, an enhancement to the vendor-neutral LLDP that is supported on Cisco switches? A. Link Layer Discovery Protocol-Media Endpoint Discovery B. Link Layer Discovery Protocol-Media Enhancement Delivery C. Link Layer Discovery Protocol-Media Enhancement Discovery D. Link Layer Discovery Protocol-Multiple Enhancement Delivery E. Link Layer Discovery Protocol-Multiple Endpoint Discovery

B. never Answer: B

QUESTION NO: 49 Which of these is not a valid switchback method for SCCP hardware conference bridges? A. immediate B. never C. graceful D. guard E. uptime

B. On Hook D. Connected F. In Use Remotely Answer: B,D,F

QUESTION NO: 5 Which three options are valid SCCP call states sent to an IP phone? A. Ring Off B. On Hook C. Call Transmit D. Connected E. Disconnected F. In Use Remotely

A.immediate E. graceful Answer: A,E

QUESTION NO: 50 Which two are valid switchover methods for SCCP hardware conference bridges? (Choose two.) A. immediate B. guard C. uptime delay D. schedule time E. graceful F. never

E. guard Answer: E

QUESTION NO: 51 What is the default switchback method for an SCCP hardware transcoder when a higher-priority Cisco Unified Communications Manager becomes available again? A. graceful B. immediate C. uptime D. never E. guard

C. analog E&M Answer: C

QUESTION NO: 52 Which telephony signaling type cannot be configured for a Cisco IOS MGCP gateway on Cisco Unified Communications Manager? A. T1 PRI B. analog FXO C. analog E&M D. T1 CAS E&M delay dial E. ISDN BRI

D. G.729 is a high-complexity codec, while G.729A is a medium-complexity codec. Answer: D

QUESTION NO: 54 Which statement about the G.729 codec is correct? A. G.729 and G.729A are both high-complexity codecs. B. G.729A and G.729B both provide built-in VAD. C. G.729 is a low-complexity codec, while G.729A is a high-complexity codec. D. G.729 is a high-complexity codec, while G.729A is a medium-complexity codec. E. G.729 is a low-complexity codec, while G.729A is a medium-complexity codec.

A.G.711 a-law B. G.711 mu-law F. G.729 Annex A with Annex B Answer: A,B,F

QUESTION NO: 55 Which three codecs are considered to have medium complexity on Cisco IOS voice gateways? (Choose three.) A. G.711 a-law B. G.711 mu-law C. G.723 D. G.728 E. G.729 F. G.729 Annex A with Annex B

C. G.723 D. G.728 F. G.729 Annex B Answer: C,D,F

QUESTION NO: 56 Which three codecs are considered to have high complexity on Cisco IOS voice gateways? (Choose three.) A. G.711 a-law B. G.711 mu-law C. G.723 D. G.728 E. G.729 F. G.729 Annex B

E. The Cisco IOS configuration option of "g729r8" uses G.729 Annex A when medium complexity is defined on the voice card. Answer: E

QUESTION NO: 57 Which statement about the G.729 codec is correct? A. G.729 Annex A is a high-complexity codec. B. G.729 Annex A and G.729 do not interoperate with each other. C. G.729 Annex A with Annex B is a pre-IETF-standard format. D. G.729 Annex A with Annex B and G.729 Annex B can interoperate with each other only through a transcoder. E. The Cisco IOS configuration option of "g729r8" uses G.729 Annex A when medium complexity is defined on the voice card.

D. 24 hours Answer: D

QUESTION NO: 58 On a Cisco IOS MGCP PRI gateway, what is the maximum configurable length of time for a scheduled switchback to a higher-priority Cisco Unified Communications Manager? A. 6 hours B. 12 hours C. 18 hours D. 24 hours E. 48 hours

A.guard Answer: A

QUESTION NO: 59 Which of these is an invalid switchback method for a Cisco IOS MGCP PRI gateway in case a higher-priority Cisco Unified Communications Manager returns to active service? A. guard B. graceful C. immediate D. schedule time E. uptime delay

A.It is an excellent tool for displaying the interface status on switches. D. The platform TLV (TLV type 0x0006) contains an ASCII character string that describes the hardware platform of the device. E. You can use the CDP timer feature to change update times. The default is 60 seconds. Answer: A,D,E

QUESTION NO: 6 Which three statements are true about Cisco Discovery Protocol? (Choose three.) A. It is an excellent tool for displaying the interface status on switches. B. It works on top of the network layer and data link level. C. It uses a multicast packet with a destination MAC address of 01-00-CC-CC-CC. D. The platform TLV (TLV type 0x0006) contains an ASCII character string that describes the hardware platform of the device. E. You can use the CDP timer feature to change update times. The default is 60 seconds. F. It uses a broadcast packet with a destination MAC address of 01-00-CC-CC-CC.

A.graceful Answer: A

QUESTION NO: 60 What is the default switchback method for a Cisco IOS MGCP PRI gateway when a higher-priority Cisco Unified Communications Manager becomes available again? A. graceful B. immediate C. uptime delay D. never E. schedule time

E. The Media Resource Group configuration page allows administrators to choose whether to use multicast for MOH audio. Answer: E

QUESTION NO: 61 Which statement about the Media Resource Group on Cisco Unified Communications Manager is correct? A. Different types of media resources cannot be grouped into the same Media Resource Group. B. A Media Resource Group contains a prioritized list of media resources. C. The default Media Resource Group is defined in the service parameters of Cisco Unified Communications Manager. D. Once a media resource is associated with a Media Resource Group, it is no longer eligible to be associated with another Media Resource Group. E. The Media Resource Group configuration page allows administrators to choose whether to use multicast for MOH audio.

C. Media resources that are not contained in any Media Resource Groups are not used by MRGL. Answer: C

QUESTION NO: 62 Which statement about MRGL on Cisco Unified Communications Manager is incorrect? A. MRGL can be assigned to devices at the device level, device pool level, or both. B. MRGL contains a prioritized list of Media Resource Groups. C. Media resources that are not contained in any Media Resource Groups are not used by MRGL. D. MRGL can contain a single Media Resource Group. E. When a call is placed on hold, the MRGL of the device that put the call on hold determines which MOH server is used to play music to the held device.

C. The Server B software bridge will deregister; the other three bridges will remain registered to Server B. Answer: C

QUESTION NO: 63 Cisco Unified Communications Manager Server A and Cisco Unified Communications Manager Server B are in the same cluster. The cluster has a total of four registered conference bridges: two software conference bridges (one from each server) and two Cisco IOS hardware conference bridges. All four conference bridges are registered to Server B as the primary call-processing node and Server A as the backup. If an administrator accidentally deactivated the Cisco IP Voice Media Streaming Application service on Server B, what will happen to the conference resources in the cluster? A. All four conference bridges will register to Server A. B. The Server B software bridge will deregister; the other three bridges will register to Server A. C. The Server B software bridge will deregister; the other three bridges will remain registered to Server B. D. Both software bridges will deregister, and both hardware bridges will remain registered to Server B. E. Both software bridges will deregister, and both hardware bridges will register to Server A.

A.All four conference bridges will register to Server A. Answer: A

QUESTION NO: 64 Cisco Unified Communications Manager Server A and Cisco Unified Communications Manager Server B are in the same cluster. The cluster has a total of four registered conference bridges: two software conference bridges (one from each server) and two Cisco IOS hardware conference bridges. All four conference bridges are registered to Server B as the primary call-processing node and Server A as the backup. If an administrator accidentally deactivated the Cisco CallManager service on Server B, what will happen to the conference resources in the cluster? A. All four conference bridges will register to Server A. B. The Server B software bridge will deregister; the other three bridges will register to Server A. C. The Server B software bridge will deregister; the other three bridges will remain registered to Server B. D. Both software bridges will deregister, and both hardware bridges will remain registered to Server B. E. Both software bridges will deregister, and both hardware bridges will register to Server A.

E. ? Answer: E

QUESTION NO: 66 Which Cisco Unified Communications Manager route pattern character represents zero or more occurrences of the previous digit or wildcard? A. ! B. + C. * D. . E. ?

A.! Answer: A

QUESTION NO: 67 Which Cisco Unified Communications Manager route pattern character represents one or more occurrences of digits in the range of zero to nine? A. ! B. + C. * D. . E. ?

B. + Answer: B

QUESTION NO: 68 Which Cisco Unified Communications Manager route pattern character represents one or more occurrences of the previous digit or wildcard? A. ! B. + C. * D. . E. ?

C. Caller ID is not provisioned by the telephone company on this FXO line. Answer: C

QUESTION NO: 69 Refer to the exhibit. Incoming calls that use this FXO port are hearing two rings before the destination endpoint, 1001, begins to ring. What is a possible cause for this behavior? A. connection plar opx in the current configuration is wrong; it should be replaced with connection plar. B. 1001 is configured for delayed ring. C. Caller ID is not provisioned by the telephone company on this FXO line. D. FXO ports always ring twice before ringing the destination endpoint.

C. defines trusted and untrusted ports E. builds a binding table Answer: C,E

QUESTION NO: 7 Which two of the following are functions of DHCP snooping? (Choose two.) A. relies on already discovered trusted and untrusted ports B. dynamic ARP inspection C. defines trusted and untrusted ports D. uses existing binding tables E. builds a binding table F. automatically builds ACLs

E. Cisco Unified Communications Manager rejects incoming H.323 connections from unknown devices by closing the TCP socket. Answer: E

QUESTION NO: 70 What is the default method of handling an H.323 connection from unknown devices on Cisco Unified Communications Manager? A. Cisco Unified Communications Manager accepts incoming H.323 connections from unknown devices. B. Cisco Unified Communications Manager ignores incoming H.323 connections from unknown devices. C. Cisco Unified Communications Manager rejects incoming H.323 connections from unknown devices by sending an H.225 reject. D. Cisco Unified Communications Manager rejects incoming H.323 connections from unknown devices by sending an H.225 disconnect. E. Cisco Unified Communications Manager rejects incoming H.323 connections from unknown devices by closing the TCP socket.

A. A Cisco IOS H.323 gateway accepts incoming H.323 connections from unknown devices. Answer: A

QUESTION NO: 71 What is the default method of handling an H.323 connection from unknown devices on a Cisco IOS H.323 gateway? A. A Cisco IOS H.323 gateway accepts incoming H.323 connections from unknown devices. B. A Cisco IOS H.323 gateway ignores incoming H.323 connections from unknown devices. C. A Cisco IOS H.323 gateway rejects incoming H.323 connections from unknown devices by sending an H.225 reject. D. A Cisco IOS H.323 gateway rejects incoming H.323 connections from unknown devices by sending an H.225 disconnect. E. A Cisco IOS H.323 gateway rejects incoming H.323 connections from unknown devices by closing the TCP socket.

D. User Busy Answer: D

QUESTION NO: 72 An H.225 call setup arrives at Cisco Unified Communications Manager for a directory number on an IP phone that is engaged in an active conversation. If call waiting is disabled for this directory number and none of the Call Forward settings are defined, which H.225 disconnect reason code will be sent to the originating H.323 gateway? A. No Route To Destination B. Normal Call Clearing C. Subscriber Absent D. User Busy E. Network Busy

B. Unallocated (Unassigned) Number Answer: B

QUESTION NO: 73 When an H.225 call setup arrives at Cisco Unified Communications Manager for an IP phone directory number with a partition that is not reachable by the H.323 gateway calling search space, which H.225 disconnect reason code will be sent to the originating H.323 gateway? A. No Route To Destination B. Unallocated (Unassigned) Number C. Number Unreachable D. Number Available But Out of Reach E. Network Busy

D. Cisco Unified Communications Manager will disconnect the call with a Q.931 cause of "Unallocated (Unassigned) Number". Answer: D

QUESTION NO: 74 When a call arrives from the PSTN on a Cisco IOS MGCP PRI gateway that is registered to Cisco Unified Communications Manager, destined to an IP phone directory number with a partition that is not reachable by the MGCP gateway calling search space, which event will take place? A. Cisco Unified Communications Manager will send the call to the Call Forward Busy destination that is configured on the IP phone. B. Cisco Unified Communications Manager will disconnect the call with an MGCP DLCX message. C. Cisco Unified Communications Manager will disconnect the call with a Q.931 cause of "No Route To Destination". D. Cisco Unified Communications Manager will disconnect the call with a Q.931 cause of "Unallocated (Unassigned) Number". E. Cisco Unified Communications Manager will disconnect the call with a cause code of 420, which means "Bad Extension".

C. Cisco Unified Communications Manager will disconnect the call with a Q.931 cause of "User Busy". Answer: C

QUESTION NO: 75 A call arrives from the PSTN on a Cisco IOS MGCP PRI gateway that is registered to Cisco Unified Communications Manager, destined for a directory number on an IP phone that is engaged in an active conversation. If call waiting is disabled for this directory number and none of the Call Forward settings are defined, which event will take place? A. Cisco Unified Communications Manager will disconnect the call B. Cisco Unified Communications Manager will disconnect the call with a cause of "Busy". C. Cisco Unified Communications Manager will disconnect the call Busy". D. Cisco Unified Communications Manager will disconnect the call "Temporary Failure". E. Cisco Unified Communications Manager will disconnect the call which means "Busy Here".

A. 3 Answer: A

QUESTION NO: 76 How many bits in an 802.1Q tagged Ethernet frame are used for 802.1p priority? A. 3 B. 4 C. 5 D. 6

A. A Answer: A

QUESTION NO: 77 Refer to the exhibit. In this 802.1Q tagged Ethernet frame, which block of bits, labeled A, B, C, and D, is used as TPID? A. A B. B C. C D. D

D. D Answer: D

QUESTION NO: 78 Refer to the exhibit. In this 802.1Q tagged Ethernet frame, which block of bits, labeled A, B, C, and D, is used as VID? A. A B. B C. C D. D

A.bits 0, 1 Answer: A

QUESTION NO: 79 Refer to the exhibit. In this IPv4 packet, which bits in the ToS byte are used for ECN? A. bits 0, 1 B. bits 0, 1, 2 C. bits 2, 3, 4 D. bits 5, 6, 7

B. SW1 ingress port C. R1 ingress port Answer: B,C

QUESTION NO: 8 Refer to the exhibit. Traffic flows from the IP phone that is connected to SW1 to the IP phone on SW2. If the trust boundary has been extended to the IP phone on SW1, in what two places will traffic be marked and classified so that the proper QoS settings may be carried through the network? (Choose two.) A. IP phone attached to SW1 B. SW1 ingress port C. R1 ingress port D. SW1 egress port E. R1 egress port

B. bits 2 to 7 Answer: B

QUESTION NO: 80 Refer to the exhibit. In this IPv4 packet, which bits in the ToS byte are used for DSCP? A. bits 0 to 5 B. bits 2 to 7 C. bits 3 to 7 D. bits 5 to 7

C. bits 4 to 7 Answer: C

QUESTION NO: 81 Refer to the exhibit. In this IPv4 packet, which bits in the ToS byte are used for IP precedence? A. bits 0 to 2 B. bits 2 to 4 C. bits 4 to 7 D. bits 5 to 7

B. H.245 signal D. RTP-NTE Answer: B,D

QUESTION NO: 82 Your client has a business requirement that mandates exact DTMF durations being passed endto- end across an H.323 VoIP infrastructure. Which two DTMF relay methods meet the client requirement? (Choose two.) A. Cisco RTP B. H.245 signal C. H.245 alphanumeric D. RTP-NTE E. H.225 Notify F. in-band voice

E. when calls are throttled because of an unacceptably high delay in call handling Answer: E

QUESTION NO: 83 Cisco Unified Communications Manager generates different types of alarms to indicate system- or process-related problems. "Code Yellow" is one of these alarms. Which of these system or process exceptions will trigger a Code Yellow alarm on Cisco Unified Communications Manager? A. when a hard drive fails B. when there is a memory leak C. when the Cisco Unified Communications Manager application generates a core dump D. when a database replication problem arises E. when calls are throttled because of an unacceptably high delay in call handling

A.when inbound H.323 calls are routed via gatekeeper-controlled trunks C. after administrators have changed the Cisco Unified Communications Manager clusterwide service parameter of "Accept Unknown TCP connection" to true Answer: A,C

QUESTION NO: 84 In which two circumstances would Cisco Unified Communications Manager accept inbound H.323 calls from unknown IP hosts? (Choose two.) A. when inbound H.323 calls are routed via gatekeeper-controlled trunks B. when inbound calls are routed via intercluster trunks C. after administrators have changed the Cisco Unified Communications Manager clusterwide service parameter of "Accept Unknown TCP connection" to true D. when inbound H.323 calls are routed via non-gatekeeper-controlled trunks E. when inbound calls are routed using H.323 fast start F. after administrators have changed the Cisco Unified Communications Manager clusterwide service parameter of "Unknown Caller ID Flag" to true

E. The Cisco UMR messages that Cisco Unity handled during an Exchange outage are stored in the local directory at "C:\Commserver\UnityMTA". This path is hardcoded and cannot be changed after the Cisco Unity installation. F. During an Exchange outage, messages to the unaddressed message distribution lists appear in Cisco UMR and can be accessed by all members of the list. Answer: E,F

QUESTION NO: 85 The Cisco UMR feature allows Cisco Unity to take outside caller messages while their Exchange Server is unavailable. Which two statements about Cisco UMR are incorrect? (Choose two.) A. If the Cisco Unity primary Exchange Server goes offline, all subscribers hear the UMR conversation. B. Cisco Unity messages, deposited while the Message Store is down, will have different time stamps after the Message Store returns to service and handles the message delivery. C. When Cisco Unity moves messages from Cisco UMR to the Exchange Server, all messages appear as new even if they were listened to using the UMR conversation, thus also triggering MWIs. D. Cisco Unity does not light MWIs for messages that arrived during an outage and are in Cisco UMR. E. The Cisco UMR messages that Cisco Unity handled during an Exchange outage are stored in the local directory at "C:\Commserver\UnityMTA". This path is hardcoded and cannot be changed after the Cisco Unity installation. F. During an Exchange outage, messages to the unaddressed message distribution lists appear in Cisco UMR and can be accessed by all members of the list.

A.user E. group F. contact Answer: A,E,F

QUESTION NO: 86 Cisco Unity extends a number of schema object classes in Microsoft Active Directory during the schema extension process. Which three object classes are extended by the Cisco Unity schema extension process? (Choose three.) A. user B. computer C. domain D. organizational unit E. group F. contact

C. The information that is provided is insufficient to answer the question. The output of show gatekeeper gw-type-prefix is needed to determine the gateway selection decision of the gatekeeper. Answer: C

QUESTION NO: 87 Refer to the exhibit. Using information that is provided in the Cisco IOS gatekeeper configuration and the show gatekeeper endpoint output, how will the gatekeeper route the call when it receives an ARQ with a called number of 1000? A. The call will be extended to the device with the H.323 ID of "cucm". B. The call will be extended to the device with the H.323 ID of "cme". C. The information that is provided is insufficient to answer the question. The output of show gatekeeper gw-type-prefix is needed to determine the gateway selection decision of the gatekeeper. D. The call will be rejected by the gatekeeper. E. The information that is provided is insufficient to answer the question. The output of show gatekeeper zone status for the bandwidth consumption level is needed to determine if the gatekeeper will admit the call.

B. The caller will hear a dial tone. Answer: B

QUESTION NO: 88 Refer to the exhibit. What will be experienced by a PSTN caller when calling into this T1 PRI circuit? A. The caller will hear a continuous ringback tone. B. The caller will hear a dial tone. C. The caller will hear a fast-busy tone. D. The caller will hear a slow-busy tone. E. The caller will not hear anything.

C. Via, From, To, Call-ID, CSeq, Contact Answer: C

QUESTION NO: 89 Which set of SIP headers is mandatory in SIP requests? A. Call-ID, Contact, User-Agent, RSeq, SDP B. Allow, Supported, Via, From, To, CSeq C. Via, From, To, Call-ID, CSeq, Contact D. Content-Type, Content-Length, Session-Expires, Via, From E. Req URI, From, Via, To, CSeq

B. resource availability indicator Answer: B

QUESTION NO: 9 Refer to the exhibit. Which gatekeeper mechanism prevents the gatekeeper from using all the resources on either gateway 1 or gateway 2 when sending calls to zones SE and NW? A. bandwidth remote B. resource availability indicator C. bandwidth total D. bandwidth zone E. lrq immediate advance F. ras timeout brq

C. SIP responses are always sent to the IP or FQDN in the "Via" header of an incoming request. Answer: C

QUESTION NO: 90 Which statement regarding SIP requests or responses is correct? A. SIP requests always expire after 120 seconds; this is known as the J-Timer in SIP RFC. B. Secure SIP requests using TLS cannot be interworked to non-TLS networks. C. SIP responses are always sent to the IP or FQDN in the "Via" header of an incoming request. D. The "Max-Forwards" header value is incremented as it passes through each SIP hop. E. Midcall SIP requests are always sent to the IP or FQDN in the "Contact" header of an incoming request.

E. ACK message can carry the SDP answer. Answer: E

QUESTION NO: 91 Which statement about the offer/answer model of SDP is correct? A. Offer/answer cannot be considered complete when it happens in an INVITE/18x exchange. B. PRACK message must not carry SDP, or else offer/answer will not work. C. Offer must be included in the initial INVITE; otherwise, offer/answer cannot complete. D. It is best to start a call without an offer and wait for an answer. E. ACK message can carry the SDP answer.

C. session timer F. RTP and RTCP inactivity monitoring Answer: C,F

QUESTION NO: 92 Which two mechanisms can be used to detect SIP calls that are hung or stuck in an incomplete state? (Choose two.) A. SDP time stamps and version number B. PRACK (RSeq) C. session timer D. periodic hold/resume E. OOD Refer F. RTP and RTCP inactivity monitoring

E. SIP devices use the same port number for sending and receiving SIP messages. Answer: E

QUESTION NO: 93 Which statement correctly describes symmetric signaling in SIP? A. SIP devices use the same listening port for all incoming SIP messages. B. SIP devices send and receive SIP messages at the same time. C. SIP devices send SIP traffic to the same IP address and port number of an upstream element. D. SIP devices use the same source port for SIP messages. E. SIP devices use the same port number for sending and receiving SIP messages.

B. The phone lost power momentarily and rebooted itself. Answer: B

QUESTION NO: 94 Refer to the exhibit. The line that is shown in the exhibit appeared in the Cisco Unified Communications Manager trace for a SIP IP phone that deregisters frequently. What could be the reason for deregistration? A. The phone was reset from the Cisco Unified Communications Manager Administration web page. B. The phone lost power momentarily and rebooted itself. C. Cisco Unified Communications Manager reset the TCP connection to the phone. D. The phone was restarted from the Cisco Unified Communications Manager Administration web page. E. The phone aborted the TCP connection.

A.This parameter defines a numeric string to be displayed to the called party on inbound calls that arrived with no caller ID information. Answer: A

QUESTION NO: 95 Which statement about the "Unknown Caller ID" service parameter in Cisco Unified Communications Manager configuration is true? A. This parameter defines a numeric string to be displayed to the called party on inbound calls that arrived with no caller ID information. B. This parameter designates a numeric string to be displayed to the called party for outbound calls without caller ID information. C. This parameter defines a numeric or a text string to be displayed to the called party for inbound calls that arrived with no caller ID information. D. This parameter designates a numeric or a text string to be displayed to the called party for outbound calls without caller ID information. E. This parameter defines a numeric string to be displayed to the called party on inbound and outbound calls with no caller ID information.

A.annunciator E. Cisco Unified Border Element with H.323-to-SIP interworking enabled Answer: A,E

QUESTION NO: 96 Which two media resources are not required by Cisco Unified Communications Manager for outbound early-offer support on SIP trunks? (Choose two.) A. annunciator B. software-based MTP in Cisco IOS gateways C. hardware-based MTPs in Cisco IOS gateways D. software-based MTPs using the Cisco IP Voice Media Streaming Application on Cisco MCS E. Cisco Unified Border Element with H.323-to-SIP interworking enabled

A.Unsolicited Notify C. KPML D. RFC 2833 in-band signal tone/event Answer: A,C,D

QUESTION NO: 97 There are several methods to transport DTMF digits between SIP endpoints. Which three methods are supported by Cisco Unified Communications Manager? (Choose three.) A. Unsolicited Notify B. INFO C. KPML D. RFC 2833 in-band signal tone/event E. Cisco RTP-NTE F. H.245 alphanumeric

D. lower than or equal to 768 kb/s Answer: D

QUESTION NO: 98 According to the Cisco QoS SRND guide, cRTP is recommended on which link speed? A. lower than or equal to 10 Mb/s B. lower than or equal to 384 kb/s C. lower than or equal to 1.544 Mb/s D. lower than or equal to 768 kb/s E. lower than or equal to 512 kb/s

A.show call active voice brief Answer: A

QUESTION NO: 99 Which Cisco IOS CLI command can be used to identify the high jitter level of an RTP stream on a Cisco IOS voice gateway? A. show call active voice brief B. show voip rtp connections C. show voice dsp detailed D. show voice call summary E. show policy-map interface


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