300-815 Practice Exam Questions with Answers Implementing Cisco Advanced Call Control and Mobility Services (CLACCM) Certification

Users of a Cisco UCME report that calls lose audio after they are forwarded to some users. Calling point-to-point seems to function fine, but depending on the type of phone, some calls lose audio when forwarded. Looking at the trace header that shows:

Allow: INVITE,BYE,CANCEL,ACK,INFO,PRACK,COMET,OPTIONS,SUBSCRIBE,NOTIFY,REFER,REGISTER

What is missing and is a reason that the SRTP stream stops working?

Which set of commands binds SIP media and signaling to interface GigabitEthernet0/0 when dial peer 1 is chosen for call routing?

An SRST site must use pickup functionality on the Chicago remote site to allow the users to take incoming calls. The pickup command is configured under the call-manager-fallback section on the SRST router What are two results of that configuration? (Choose two.)

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 provider, but there is no response The administrator later learns that this SIP provider does not support PRACK. Which header should be removed from the SIP message to resolve this issue?

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?

Which two types of authentication are supported for the configuration of Intercluster Lookup Service? (Choose two.)

A new deployment is using MVA for a specific user on the sales team, but the user is having issues when dialing DTMF. Which DTMF method must be configured in resolve the issue?

Users report that calls to some locations do not work. The phone is calling, the recipient picks up, but it does not connect. These users are in the headquarters and registered to the company Cisco UCM with default values for calling (G.711). The problem locations are smaller remote locations with low bandwidth capacity, so the phones are configured with iLBC.

Which command should be used to troubleshoot the issue?

What is a function of the metadata carried in SIP sessions between the recording client and the recording server?

Alter a new SIP trunk is configured from a third-party SIP trunk provider, the call does not seem to work. A troubles hooting tool and a trace log from the Cisco Unified Border Element shows that there is communication with the provider and that it is sending out SDP information in the 2XX response. Why is the call not working?

Refer to the exhibit.

An engineer is troubleshooting an issue with the caller not hearing a PSTN announcement before the SIP call has completed setup. How must the engineer resolve this issue using the reliable provisional response of the SIP?

An engineer has two cisco UCM Clusters and wants to integrate them using ILS with TLS certificates. Cluster A (pub and 1 subscriber) will be the hub, and Cluster B (pub and 1 subscriber) will be the spoke. Both Clusters have self-signed certificates. The engineer has exchanged Publisher A and subscriber B Tomcat certificates, but the connection fails. What is the cause of the failure?

A network engineer designs a new dial plan and wants to block a certain range of numbers (8135100 through 8135105). What is the most specific route pattern that can be configured to block only the numbers in this range?

Which two statements are correct with respect to the Client Matter Code setting in the route pattern configuration? (Choose two.)

An engineer is configuring Cisco UCME to support SIP endpoints. The engineer wants to limit the system to 20 SIP phones and 50 directory numbers. Which code completes this configuration?

If all patterns below are configured in Cisco Unified Communications Manager which would be used when dialing the pattern “123”?

An IP Telephony administrator is deploying IP phones The administrator has an existing Cisco UCME router with several SCCP & SIP phones registered. The administrator receives a request for a new SIP phone with MAC address 1111 2222.3333 and directory number 2050 to be added in the Cisco UCME. Which two configurations should be added in CME to support this request? (Choose two )

An engineer is configuring the Extension Mobility feature on Cisco UCM and has created the phone service by setting the service name, URL, and service type.

What is the next step in the configuration?

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?

Refer to the exhibit.

Which INVITE is sent to 10.10.100.123 as a result of this log?

A)

B)

C)

D)

Refer to the exhibit.

An administrator is troubleshooting why users are not hearing audio when dialing long distance numbers across their Cisco Unified Border Element. The customer’s carrier has a requirement that dialing long distance requires an access code to be entered. Looking at the exhibit, what two actions can be taken to correct signaling? (Choose two.)

The same digits sent in OOB, as well as in-band on the Cisco Unified Border Element, are being interpreted as duplicate digits by the receiving end. Which configuration must an engineer implement to resolve this issue?

What is a component of Cisco Unified Mobility?

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?

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.)

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

A company wants to use a Cisco phone system without the need for a local generic server. It is maximum 30 phones using a vendor-independent, industry-standard call protocol. What is the first command that must be entered to add this type of phone when registering a Cisco phone to this device?

What are two functions of the metadata in SIP recording? (Choose two.)

When locations-based Call Admission Control denies the call, which two masks can AAR apply when routing the call through the PSTN? (Choose two.)

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

Refer to the exhibit.

An administrator just upgraded to Cisco UCM to version 14 and started SIP implementation with some new SIP trunks. During the testing, an error was reported when making a call. Which action resolves the issue?

An engineer needs to deploy Cisco Extension Mobility. The engineer already activated the required services, configured the Extension Mobility Phone Service, and created an Extension Mobility device profile that is associated with end users. Which two additional steps are required to complete the configuration? (Choose two.)

Configure Call Queuing in Cisco Unified Communications Manager. Where do you set the maximum number of callers in the queue?

A customer routes PSTN calls to ITSP through a SIP trunk on Cisco UCM that forwards and receives calls to and from ITSP. ITSP is set to send an E.164 number when the customer's extension is four digits. Which action should be taken to route the incoming calls to four-digit extensions?

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

A company is experiencing an issue where calls from the Cisco UCM via Cisco Unified Border Element to the ITSP fail with a “500 server internal error” right after a 183 session in progress is sent back from the ITSP. What must be enabled to resolve the issue?

An administrator is attempting to set up redundancy to allow users to make calls even if all Cisco UCM nodes go down or are unreachable by the IP phones.

Which feature must the administrator configure to accomplish this goal?

CollabCorp is a global company with two clusters, emea.collab corp and apac.collab.corp. URI dialing is implemented and working in each cluster. The company configured routing between clusters to make inter-cluster calls via URI. but this is not working as expected. Which two configuration elements should be checked to resolve this issue? (Choose two.)

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?

How does an engineer globalize routing for ingress calls coming from the PSTN to internal DNs?

A solution for a large company is being reconfigured to optimize for cost saving. The company has an extensive global QoS-enabled network with enough bandwidth to create a converged network. Local calls are relatively inexpensive in countries the company have operations, but long distance and international calls are expensive.

Which type of configuration supported by Cisco UCM would help optimize cost control for this company?

When configuring hunt groups, where does the administrator add the individual directory numbers that should be part of the group?

Refer to the exhibit. A company deploys an additional instance of Cisco UCME named CUCME 2 in a branch office. Phones in the main office are register of Unified CME named CUCME 1. Phones in the branch office are registered with their extension to CUCME 2. The engineer needs to configure CUCME the branch office using an 8-kbps codec. Which configuration should be applied to CUCME 1?

A)

B)

C)

D)

What are the elements for Device Mobility configuration?

Refer to the exhibit.

An administrator is troubleshooting a situation where a call placed from a phone registered to Cisco Unified Communications Manager does not complete. The administrator wants to use the Dialed Number Analyzer on Cisco Unified CM to check which translation pattern the call is matching. However, when logging in to Cisco Unified Serviceability there is no option for Dialed Number Analyzer under the tool menu. Which two steps must be performed to resolve this issue? (Choose two.)

Refer to the exhibit.

Calls incoming from the provider are not working through newly set up Cisco Unified Border Element. Provider engineers get the 404 Not Found SIP message. Incoming calls are coming from the provider with called number “222333444” and Cisco Unified Communications Manager is expecting the called number to be delivered as “444333222”. The administrator already verified that the IP address of the Cisco Unified CM is set up correctly and there are no dial peers configured other than those shown in the exhibit. Which action must the administrator take to fix the issue?

An engineer configures several calling party transformation patterns in Cisco UCM so that calling numbers are shown in the +E.164 format. The route patterns match seven-digit internal numbers and prefix the numbers with 1408. The SIP trunk matches 1408XXXXXXX and prefixes the number with +. When users make outbound calls, the calling number still shows as seven digits. What is the cause of this problem?

Due to a shortage of physical interfaces on a device the administrator requires that a loopback for RTP is used. Which command is required when using a loopback interface for RTP?

An administrator sees the voice register pool 1 command in a Cisco UCME configuration. Which configuration is occurring in this section?

An engineer set up and successfully tested a TEHO solution on the Cisco UCM. PSTN calls are routed correctly using the IP WAN as close to the final PSTN destination as possible. However, suddenly, calls start using the backup local gateway instead. What is causing the issue?

An administrator is configuring a cluster for ILS and wants to limit the amount of entities that Cisco Unified Communications Manager can write to the database for data that is learned through ILS. Which service parameter is used to adjust this limit?

Some users report having issues dialing some external numbers when traveling to other locations within the company. The company has five locations in five cities in one country and has an egress gateway in each location for TEHO. The configuration has no specific entry stating that the roaming users are using the local gateway, but calls are going out. How is a verification of the call routing in such a specific configuration performed to further identify the problem?

An engineer configured extension mobility to allow users to roam between phones while taking their numbers and specific device settings with them. Users are now getting "Error:- XML Error [4| Parse Error" on their phones. Which action will resolve this issue?

A newly deployed site in Pennsylvania uses SIP-to-SIP legs on a Cisco Unified Border Element. The administrator wants to match the incoming dial peer based on the calling number. Which configuration is needed in the dial-peer?

A Collaboration engineer is implementing call processing capabilities on the Cisco UCM and needs to configure Call Queuing to place callers in a queue until hunt members are available to answer them. Which action must be completed before this feature can be configured?

Which configuration must an administrator perform to display Translation Pattern operations in Cisco Unified Communications Manager SDL traces?

What does VoIP trace in a Cisco Unified Border Element do?

A customer must advertise some numbers through GDPR on Call Manager. The Cisco UCM already is advertising some URIs to other clusters with GDPR, but the customer wants to ensure that specific numbers are advertised. Where under the Cisco UCM Admin page > Call Routing > Global Dial Plan Replication must that set of numbers be configured?

Users in a small location report that audio calls work Tine, but only one video call works before the next one gets a busy signal. Three video conference rooms were recently installed by a third party. The audio and video devices are Cisco endpoints. The site uses video and audio calls, and a network investigation does not show saturation on the link The site is configured with QoS and CoS. All devices are registered on the headquarters Cisco UCM duster. What is the cause of this problem?

Refer to the exhibit. An administrator is trying to test outbound calls toward the ITSP but cannot complete the call and receives a SIP error. ITSP is consulted, and the issue is that the ANI that is being sent is not the DID provided 8005532447. Which configuration change sends the correct ANI on the INVITE sent to ITSP to fix the error?

An organization needs a solution to meet these requirements for its Cisco UCM system:

Modify calling party numbers for outbound calls.

Add a prefix for internal calls.

Normalize incoming calls to a consistent format.

Apply different patterns for different device pools.

Which Cisco UCM feature must be used to accomplish these goals?

An administrator is configuring Cisco UCM and wants all inbound calls to the company's published DID number to ring on the receptionist's internal directory number. Which configuration step meets this requirement?

Refer to the exhibit.

An engineer configures Cisco Unified Border Element to connect the enterprise VoIP network with a SIP telephony provider. Calls are not working in either direction. What must be configured in the dial peer 1 to fix the issue?

An organization configures a SIP trunk in Cisco UCM to connect to another system. These requirements must be met:

1. Use a specific IP address for SIP signaling.

2. Encrypt the signaling traffic.

3. Restrict which devices can use the SIP trunk. 4 Simplify SIP signaling.

Drag and drop the Cisco UCM configuration steps from the left onto the order on the right to achieve these goals.

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

A voice administrator enabled secure media between multiple Cisco UCM clusters that are connected via a SIP trunk.

Which configuration parameter in the SIP trunk must be enabled to allow encrypted media traffic to traverse the SIP trunk?

What is the relationship between partition, time schedule, and time period in Time-of-Day routing in Cisco Unified Communications Manager?