Free Cisco 300-815 CLACCM Practice Questions 2026 Part2

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Question #1

A company has an SRST gateway running an IOS XE image. The company plans to enable the IPv6 addressing companywide. To enable the IPv6 in a unified SRST gateway to support SIP phones, what are two supported supplementary features for an IPv6 fallback scenario? (Choose two.)

A. three-way conference

B. secure SIP lines

C. T

D. transcoding

E. SIP trunk

View answer

Correct Answer: AC

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Question #2

Refer to the exhibit. An engineer is troubleshooting an issue where inbound calls are failing after they are transferred. The provider reports that UPDATE is not supported, and this is causing the calls to fail.Which command should resolve this issue?

A. no midcall-signaling passthru

B. no update-callerid

C. no contact-passing

D. rel1xx require "100rel"

View answer

Correct Answer: B

Question #3

An engineer is troubleshooting local ringback on a Cisco SIP gateway. The gateway is not ignoring the SIP 180 response with SDP from the service provider, and the far end device is sending the 180 with SDP to play ringback from the IP address specified in the SDP.Which configuration change must be made on the gateway to resolve the issue?

A. Router(config-sip-ua)# no disable-early-media 180

B. Router(conf-voi-serv)# no disable-early-media 180

C. Router(conf-voi-serv)# disable-early-media 180

D. Router(config-sip-ua)# disable-early-media 180

View answer

Correct Answer: D

Question #4

A. Router(config-sip-ua)# no disable-early-media 180

B. Router(conf-voi-serv)# no disable-early-media 180

C. Router(conf-voi-serv)# disable-early-media 180

D. Router(config-sip-ua)# disable-early-media 180

View answer

Correct Answer: D

Question #5

A support engineer is troubleshooting a voice network. When conducting a search for call setupdetails related to calling search space issues, which trace files should be investigated?

A. allManager traces

B. TI Manager traces

C. isco IP Manager Assistant

D. all logs

View answer

Correct Answer: A

Question #6

Which section under the Real-Time Monitoring Tool allows for reviewing the call flow and signalingfor a SIP call in real time?

A. nalysis Manager > Inventory > Trace File Repositories

B. ystem > Tools > Trace and Log Central

C. oice/Video > Session Trace Log View > Real Time Data

D. oice/Video > Session Trace Log View > Open From Local Disk

View answer

Correct Answer: C

Question #7

Which top-level IOS command is needed to begin the configuration of a Cisco Unified Communications Manager Express gateway to enable phones to be registered via SIP?

A. allow-connections sip to sip

B. voice service voip

C. voice register global

D. voice register dn

View answer

Correct Answer: C

Question #8

An engineer has temporarily disabled toll fraud prevention for SIP line calls on a Cisco CME12.6x and must enforce security and toll fraud prevention for the SIP line side on Cisco Unified CME. Which configuration must be used to start this process?

A. voice service voip enable ip address trust list

B. voice service voip ip address trusted list

C. voice service voip ip address trusted authenticate

D. voice service voip enable ip address trust authentication

View answer

Correct Answer: B

Question #9

A. voice service voip enable ip address trust list

B. voice service voip ip address trusted list

C. voice service voip ip address trusted authenticate

D. voice service voip enable ip address trust authentication

View answer

Correct Answer: B

Question #10

Which two types of distribution algorithm are within a line group? (Choose two.)

A. random

B. circular

C. highest preference

D. top down

E. bottom up

View answer

Correct Answer: BD

Question #11

Which top-level IOS command is needed to begin the configuration of a Cisco UnifiedCommunications Manager Express gateway to enable phones to be registered via SIP?

A. llow-connections sip to sip

B. oice service voip

C. oice register global

D. oice register dn

View answer

Correct Answer: B

Question #12

Users report silence on the line when they try to connect to external voice numbers. The company is using Cisco 8865 phones with Cisco UCM connected to a gateway with two T1 circuits. The MGCP server seems to be responding. Which action must the engineer take to begin to investigate the media for this type of issue?

A. Run RTMP on the Cisco router

B. Verify that the MGCP service is running under serviceability in Cisco UCM

C. Run the debug mgcp media command on the Cisco router

D. Run the debug H

View answer

Correct Answer: C

Question #13

A. Router(config-sip-ua)# no disable-early-media 180

B. Router(conf-voi-serv)# no disable-early-media 180

C. Router(conf-voi-serv)# disable-early-media 180

D. Router(config-sip-ua)# disable-early-media 180

View answer

Correct Answer: D

Question #14

Refer to the exhibit.While troubleshooting call failures on the Cisco Unified Border Element, an administrator notices that messages are being sent to the service provide, but there is no response. The administrator later learns that this SIP provider does not support PRACK.Which header should be removed from the SIPmessage to resolve this issue?

A. Require: 100rel

B. Content-Type: application/sdp

C. Contact:

D. Content-Disposition: session;handling=required

View answer

Correct Answer: A

Question #15

Why would RTP traffic that is sent from the originating endpoint fail to be received on the far endpoint?

A. The far end connection data (c=) in the SDP was overwritten by deep packet inspection in the call signaling path

B. Cisco Unified Communications Manager invoked media termination point resources

C. The RTP traffic is arriving beyond the jitter buffer on the receiving end

D. A firewall in the media path is blocking TCP ports 16384-32768

View answer

Correct Answer: A

Question #16

An engineer is configuring Cisco UCM lo forward parked calls back to the user who parked the call if it is not retrieved after a specified time interval. Which action must be taken to accomplish this task?

A. onfigure class of control

B. onfigure service parameters

C. onfigure device pools

D. onfigure enterprise softkeys

View answer

Correct Answer: B

Question #17

What is a description of RTP timestamps or sequence numbers?

A. The sequence number is used to detect losses

B. Timestamps increase by the time "carrying" by a packet

C. Sequence numbers increase by four for each RTP packet transmitted

D. The timestamp is used to place the incoming audio and video packets in the correct timing order (playout delay compensation)

View answer

Correct Answer: D

Question #18

Where on Cisco Unified Communications Manager do you configure the standard local route group for a group of devices?

A. System > Location Info

B. Call Routing > Route/Hunt > Local Route Group Names

C. System > Device Pool

D. Call Routing > Emergency Location > Emergency Location (ELIN) Groups

View answer

Correct Answer: B

Question #19

A. three-way conference

B. secure SIP lines

C. T

D. transcoding

E. SIP trunk

View answer

Correct Answer: AC

Question #20

Which two extended capabilities must be configured on dial peers for fast start - to - early media scenarios (H.323 to SIP interworking)? (Choose two.)

A. DTMF

B. BFCP

C. VIDEO

D. FAX

E. AUDIO

View answer

Correct Answer: AB

Question #21

The Cisco Unified Communications Manager Dialed Number Analyzer allows analysis of calls from which two devices? (Choose two.)

A. Atranslation patterns

B. Bdevice pools

C. CCTI ports

D. DCTI route points

E. EIP phones

View answer

Correct Answer: CE

Question #22

An administrator is configuring Cisco UCM and the system to send *.webex.com traffic to a Cisco UCM Session Management Edition cluster. The administrator wants to limit which endpoints can reach *.webex. com. Which two items must the administrator configure for the SIP route pattern? (Choose two.)

A. calling party transformation

B. partition of the SIP route pattern

C. connected party transformation

D. called party URI transformation

E. destination SIP trunk of the SIP route pattern

View answer

Correct Answer: B

Question #23

A customer is using a SIP trunk to route calls to ITSP to decrease the possibility of downtime, the customer invested in a failover device How does the customer ensure reachability to ITSP, so that if one device on ITSP fails, the calls will be routed to another device?

A. nable transmit security status on the SIP security profile

B. nable ANAT on the SIP profile

C. onitor the link using network management toots, and if it fails, manually change the routing to another working device

D. nable SIP Option Ping on the SIP profile

View answer

Correct Answer: D

Question #24

You see the voice register pool 1 command in your Cisco Unified Communications Manager Expressconfiguration. Which configuration is occurring in this section?

A. onfiguration for a single SIP phone

B. onfiguration items common for all SIP phones

C. onfiguration for a pool of SIP phones (similar to device pool on Cisco Unified Communications Manager)

D. onfiguration for SIP registrar service

View answer

Correct Answer: A

Question #25

When you troubleshoot H.323 call setup, which message informs you that the called party is being notified about the call?

A. LERTING

B. ROCEEDING

C. ONNECT

D. INGING

View answer

Correct Answer: A

Question #26

An engineer must configure a Cisco UCM hunt list so that calls to users in a line group are routed to the first idle user and then the next.Which distribution algorithm must be configured to accomplish this task?

A. broadcast

B. top down

C. longest idle time

D. circular

View answer

Correct Answer: C

Question #27

A. broadcast

B. top down

C. longest idle time

D. circular

View answer

Correct Answer: C

Question #28

A. broadcast

B. top down

C. longest idle time

D. circular

View answer

Correct Answer: C

Question #29

A customer has multisite deployments with a globalized dial plan. The customer wants to route PSTN calls via the gateway assigned to each site.Which two actions will fulfill the requirement? (Choose two.)

A. Create one global route list for PSTN calls that points to one global PSTN route group

B. Create a route group which has all the gateways and associate it to the device pool of every site

C. Assign one route group as a local route group in the device pool of the corresponding site

D. Create one route group for each site and one global route list for PSTN calls that point to the local route group

E. Create a hunt group and assign it to each side route pattern

View answer

Correct Answer: AC

Question #30

What is first preference condition matched in a SIP-enabled incoming dial peer?

A. incoming uri

B. target carrier-id

C. answer-address

D. incoming called-number

View answer

Correct Answer: A

Question #31

Users report silence on the line when they try to connect to external voice numbers. The company is using Cisco 8865 phones with Cisco UCM connected to a gateway with two T1 circuits. The MGCP server seems to be responding.Which action must the engineer take to begin to investigate the media for this type of issue?

A. Run RTMP on the Cisco router

B. Verify that the MGCP service is running under serviceability in Cisco UCM

C. Run the debug mgcp media command on the Cisco router

D. Run the debug H

View answer

Correct Answer: C

Question #32

A. Run RTMP on the Cisco router

B. Verify that the MGCP service is running under serviceability in Cisco UCM

C. Run the debug mgcp media command on the Cisco router

D. Run the debug H

E. Reveal Answer

View answer

Correct Answer: C

Question #33

A. Create one global route list for PSTN calls that points to one global PSTN route group

B. Create a route group which has all the gateways and associate it to the device pool of every site

C. Assign one route group as a local route group in the device pool of the corresponding site

D. Create one route group for each site and one global route list for PSTN calls that point to the local route group

E. Create a hunt group and assign it to each side route pattern

View answer

Correct Answer: AC

Question #34

An engineer must verify that a Cisco 8865 telephone is advertising unsolicited NOTIFY with out-of-band DTMF relay for SIP. The solution is using Cisco UCME and Cisco Unified Border Element. How must the engineer look for this confirmation?

A. On IOS, run the debug ccsip all command and look for "Call-Info…

B. On IOS, run the debug ccsip dtmf command and look for "Call-Info…

C. On IOS, run the debug ccsip messages command and look for "Call-Info…

D. On IOS, run the debug ccsip all command and look for "Call-Info…

View answer

Correct Answer: A

Question #35

An administrator is configuring a SIP trunk to an ITSP. The SIP connection will traverse from a Cisco UCM to the ISTP through a Cisco Unified Border Element. The ITSP has indicated that they require an in-band method for DTMF. Which command on the outbound dial-peer to the ITSP will meet this requirement?

A. router (config-dial-peer) dtmf-relay sip-notify

B. router (config-dial-peer) dtmf-relay sip-kpml

C. router (config-dial-peer) dtmf-relay h245-alphanumeric

D. router (config-dial-peer) dtmf-relay rtp-nte

View answer

Correct Answer: D

Question #36

A company has users that are logged in to hunt groups. However, there is a requirement for hunt group configurations to provide an option to turn on audible ringtones when calls to a line group arrive at a phone that is logged out and on a break. This ringtone alerts a logged-out user that there is an incoming call to a hunt list to which the line is a member, but the call does not ring at the phone of that line group member because of the logged-out status. Which action meets this requirement?

A. Configure the HLog softkey on the phone so that while a user is logged off, it plays an audible tone when a call is missed

B. Set the service parameter Party Entrance Tone to True

C. Configure the service parameter hunt group logoff notification and specify the name of the ringtone file

D. Set the service parameter Enterprise Feature Access number for hunt group logout and set up an access number

E. Reveal Answer

View answer

Correct Answer: C

Question #37

A. Router(config-sip-ua)# no disable-early-media 180

B. Router(conf-voi-serv)# no disable-early-media 180

C. Router(conf-voi-serv)# disable-early-media 180

D. Router(config-sip-ua)# disable-early-media 180

View answer

Correct Answer: D

Question #38

Why would RTP traffic that is sent from the originating endpoint fail to be received on the far endpoint?

A. The far end connection data (c=) in the SDP was overwritten by deep packet inspection in the call signaling path

B. Cisco UCM invoked media termination point resources

C. The RTP traffic is arriving beyond the jitter buffer on the receiving end

D. A firewall in the media path is blocking TCP ports 16384-32768

View answer

Correct Answer: D

Question #39

A user has a problem calling a specific PSTN number. An engineer investigates the issue on a Cisco UCM server and a Cisco Unified Border Element router, and discovers that the ITSP rejects the outbound SIP INVITE with a 422 Session Timer Too Small SIP message. What must the engineer do to resolve the issue?

A. Decrease the SIP Session Expires Timer service parameter in Cisco UCM

B. Decrease the Min-SE SIP header timer on the appropriate Cisco Unified Border Element dial peer

C. Increase the Min-SE SIP header timer on the appropriate Cisco Unified Border Element dial peer

D. Increase the SIP Session Expires Timer service parameter in Cisco UCM

E. Reveal Answer

View answer

Correct Answer: C

Question #40

A. Router(config-sip-ua)# no disable-early-media 180

B. Router(conf-voi-serv)# no disable-early-media 180

C. Router(conf-voi-serv)# disable-early-media 180

D. Router(config-sip-ua)# disable-early-media 180

View answer

Correct Answer: D

Question #41

When you troubleshoot H.323 call setup, which message informs you that the called party is being notified about the call?

A. ALERTING

B. PROCEEDING

C. CONNECT

D. RINGING

View answer

Correct Answer: C

Question #42

A. voice service voip enable ip address trust list

B. voice service voip ip address trusted list

C. voice service voip ip address trusted authenticate

D. voice service voip enable ip address trust authentication

View answer

Correct Answer: B

Question #43

Refer to the exhibit. Users report that when they dial to Cisco Unity Connection from an external network, they cannot enter any digits. Assuming only in-bandDTMF is supported, what is a reason for this malfunction?

A. The negotiated RTP port is outside of the range described by RFC, so inband DTMFs do not work

B. There is SIP Delayed Offer

C. The rtpmap:0 value for the negotiated codec is marking DTMF as inactive

D. No DTMF is negotiated

View answer

Correct Answer: D

Question #44

An administrator is troubleshooting call failures on an H.323 gateway via the CLI. To see signaling for media and call setup, which debug must the Administratorturn on?

A. debug H

B. debug H

C. debug H

D. debug H

E. debug H

View answer

Correct Answer: B

Question #45

End users at a new site report being unable to hear the remote party when calling or being called by users at headquarters. Calls to and from the PSTN work asexpected. To investigate the SIP signaling to troubleshoot the problem, which field can provide a hint for troubleshooting?

A. Contact: header of the 200 OK response

B. Allow: header if the 200 OK response

C. o= line of SDP content

D. c= line of SDP content

View answer

Correct Answer: D

Question #46

Refer to the exhibit. A user reports that when they call a specific phone number, no one answers the call, but when they call from a mobile phone, the call is answered. The engineer troubleshooting the issue is expecting the far-end gateway to cut through audio on the 183 Session Progress SIP message.Which SIP Profile configuration element is necessary for the Cisco Unified Communications Manager to send acknowledgement of provisional responses?

A. Allow Passthrough of Configured Line Device Caller Information must be enabled

B. Accept Audio Codec Preferences in Received Offer must be set to On

C. On the SIP Profile, the configuration parameter SIP Rel1XX Options must be set to Send PRACK for all 1xx Messages

D. Early Offer for G Clear Calls must be enabled

View answer

Correct Answer: C

Question #47

Which two extended capabilities must be configured on dial peers for fast start-to-early media scenarios (H.323 to SIP interworking)? (Choose two.)

A. DTMF

B. BFCP

C. VIDEO

D. FAX

E. AUDIO

View answer

Correct Answer: AB

Question #48

A. three-way conference

B. secure SIP lines

C. T

D. transcoding

E. SIP trunk

View answer

Correct Answer: AC

Question #49

What is a capability of the gateway-preferred, network-based recording option in Cisco UCM?

A. AIt requires SIP trunk and CTI with recording application

B. BCisco UCM integrates with recording destination via SIP trunk

C. CIt uses BIB of IP phone to fork audio to the recording destination

D. DIt initiates when the application (recorder) dictates that it must be initiated

View answer

Correct Answer: B

Question #50

A. Router(config-sip-ua)# no disable-early-media 180

B. Router(conf-voi-serv)# no disable-early-media 180

C. Router(conf-voi-serv)# disable-early-media 180

D. Router(config-sip-ua)# disable-early-media 180

View answer

Correct Answer: D

Question #51

Refer to the exhibit. A Cisco Unified Border Element continues to send 180/183 with the required: 100rel header to Cisco UCM, and the call eventually disconnects. How is the issue resolved?

A. Disable "SIP Rel1XX Options" and "Early Offer Support" on the SIP Profile Configuration Page in Cisco UCM

B. Enable "SIP Rel1XX Options" and "Early Offer Support" on the SIP Profile Configuration Page in Cisco UCM

C. Disable "Send send-receive SDP in mid-call INVITE" on the SIP Profile Configuration Page in Cisco UCM

D. Enable "Early Offer support for voice and video calls" on the SIP Profile Configuration Page in Cisco UCM

View answer

Correct Answer: D

Question #52

A. Create one global route list for PSTN calls that points to one global PSTN route group

B. Create a route group which has all the gateways and associate it to the device pool of every site

C. Assign one route group as a local route group in the device pool of the corresponding site

D. Create one route group for each site and one global route list for PSTN calls that point to the local route group

E. Create a hunt group and assign it to each side route pattern

View answer

Correct Answer: AC

Question #53

Refer to the exhibit. Users report that when they dial to Cisco Unity Connection from an external network, they cannot enter any digits. Assuming only in-band DTMF is supported, what is a reason for this malfunction?

A. The negotiated RTP port is outside of the range described by RFC, so inband DTMFs do not work

B. There is SIP Delayed Offer

C. The rtpmap:0 value for the negotiated codec is marking DTMF as inactive

D. No DTMF is negotiated

View answer

Correct Answer: D

Question #54

Refer to the exhibit.Refer to the exhibit. An administrator configured Device Mobility but is receiving reports that local calls are failing when a user takes their device from the RTP location to the Charlotte location. The administrator confirmed that the correct subnet is configured under the Device Mobility info page. In addition, the roaming device pool has the correct Device Mobility calling search space selected. Which configuration change resolves the issue?

A. Join across lines is not supported with Device Mobility and must be disabled

B. The network locale must be changed from none to the Charlotte locale

C. The physical location must be updated from none to the appropriate location

D. The device must be added to the Device Mobility group

View answer

Correct Answer: D

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Free Cisco 300-815 CLACCM Practice Questions 2026 Part2

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DON'T WANT TO MISS A THING?

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Free Cisco 300-815 CLACCM Practice Questions 2026 Part2

View The Updated 300-815 Exam Questions

View Answers after Submission

Latest Cisco, PMP, AWS, CompTIA, Microsoft Materials on SALE
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