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Free Cisco 300-815 Practice Exam with Questions & Answers | Set: 2

Questions 11

Refer to the exhibit.

300-815 Question 11

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?

Options:
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.

Cisco 300-815 Premium Access
Questions 12

Which IOS command creates a SIP-enabled dial peer?

Options:
A.

voice dial-peer 20 sip

B.

dial-peer voice 20 voip

C.

dial-peer voice 20 pots

D.

dial peer voice 20 sip

Questions 13

Refer to the exhibit.

300-815 Question 13

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?

Options:
A.

Change to a valid range.

B.

Change DTMF Signaling Method to "RFC 4833*.

C.

Make sure the destination number is configured correctly and the device is registered.

D.

Disable SIP Rel1XX Options.

Questions 14

Which two extended capabilities must be configured on dial peers for fast start-to-early media scenarios

(H.323 to SIP interworking)? (Choose two.)

Options:
A.

DTMF

B.

BFCP

C.

VIDEO

D.

FAX

E.

AUDIO

Questions 15

An engineer is troubleshooting Cisco Device Mobility and find that the phone has roamed to a building that is assigned to a different device pool but has not changed its device pool accordingly What action resolves the issue?

Options:
A.

Set correct Location under Current Device Mobility Settings

B.

Enable SRST under Current Device Mobility Settings

C.

Set the correct subnet under Device Mobility Info.

D.

Set Device CSS under Current Device Mobility Settings.

Questions 16

Refer to the exhibit.

300-815 Question 16

The Cisco Unified Border Element receives an INVITE matching inbound dial peer 5002. The outbound dial peer supports only iLBC. and a Local Transcoding Interface is allocated. Based on the configuration and SDP from the INVITE message, which codec is chosen by Cisco Unified Border Element for the inbound call leg?

Options:
A.

G.711 A-law

B.

G.711 U-law

C.

G.729r8

D.

G.729br8

Questions 17

The SIP session refresh timer allows the RTP session to stay active during an active call. The Cisco UCM sends either SIP-INVITE or SIP-UPDATE messages in a regular interval of time throughout the active duration of the call. During a troubleshooting session, the engineer finds thatthe Cisco UCM is sending SIP-UPDATE as the SIP session refresher, and the engineer would like to use SIP-INVITE as the session refresher. What configuration should be made in the Cisco UCM to achieve this?

Options:
A.

Enable SIP ReMXX Options on the SIP profile.

B.

Enable Send send-receive SDP in mid-call INVITE on the SIP profile.

C.

Change Session Refresh Method on the SIP profile to INVITE.

D.

Increase Retry INVITE to 20 seconds on the SIP profile.

Questions 18

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

Options:
A.

translation patterns

B.

device pools

C.

CTI ports

D.

CTI route points

E.

IP phones

Questions 19

300-815 Question 19

Refer to the exhibit. An administrator configured a new SIP trunk between Cisco UCM and Cisco Unified Border Element. Calls that use this new trunk are failing, and debugs from the Cisco Unified Border Element do not show any signaling received from Cisco UCM. The administrator verified that OPTIONS is enabled on the SIP profile configured on the trunk on Cisco UCM. The route pattern matched for this call is correctly configured to send calls to the Cisco Unified Border Element using this new trunk. What is the cause of this failure?

Options:
A.

The calling search space on the calling line/device does not contain the partition of the route pattern

B.

The called party number is not complete because it contains only 7 digits

C.

A connectivity issue between Cisco UCM and Cisco Unified Border Element prevents Cisco UCM from receiving a response to the OPTIONS it is sending to Cisco Unified Border Element

D.

There are multiple matches for the dialed number, and Cisco UCM is trying to send the call to SEP2834A2824611 rather than Cisco Unified Border Element

Questions 20

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?

Options:
A.

delayed offer on Cisco UCM

B.

early offer at the CUBE

C.

delayed offer on CUBE

D.

early offer at the ITSP

Exam Code: 300-815
Certification Provider: Cisco
Exam Name: Implementing Cisco Advanced Call Control and Mobility Services (CLACCM)
Last Update: Jul 10, 2025
Questions: 221