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

Last updated on June 20, 2026

97% Exam Compliance
242 Total Questions
1
Question
Cisco SIP IP telephony is implemented on two floors of your company. Afterward, users report intermittent voice issues in calls established between floors. All calls are established, and sometimes they work well, but sometimes there is one-way audio or no audio. You determine that there is a firewall between the floors, and the administrator reports that it is allowing SIP signaling and UDP ports from 20000 to 22000 bidirectionally. What are two possible solutions? (Choose two.)
Select 2
Options
A Ask the firewall administrator to change the ports to TCP.
B Go to System Parameters in Cisco Unified Communications Manager and change the range of media ports to 20000-22000.
C Go to the SIP profile assigned to these IP phones in Cisco Unified CM and change the range of media ports to 16384-32767
D Go to the SIP profile assigned to these IP phones in Cisco Unified CM and change the range of media ports to 20000-22000.
E Ask the firewall administrator to change the range of UDP ports to 16384-32767.
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2
Question
Exhibit

Refer to the exhibit. 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)

Exhibit

D)

Exhibit

Exhibit

Exhibit
Options
A Option A
B Option B
C Option D
D Option C
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3
Question
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?
Options
A Verify that the MGCP service is running under serviceability in Cisco UCM.
B Run RTMP on the Cisco router.
C Run the debug H.323 gateway command on the Cisco router.
D Run the debug mgcp media command on the Cisco router.
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4
Question
Refer to the exhibit.

Exhibit

An administrator just Implemented SIP trunking on their Cisco UCM and reports that calls using the SIP trunk are using Media Termination Point resources unnecessarily. Which action resolves the issue?
Options
A Disable SIP Red XX Options.
B Change to a range that does not result in MTP.
C Change DTMF Signaling Method to "RFC 4733".
D Change OTMF Signaling Method to "No Preference".
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5
Question
Configure Call Queuing in Cisco Unified Communications Manager. Where do you set the maximum number of callers in the queue?
Options
A in the telephony service configuration
B in the queuing configuration
C in Cisco Unified CM Service Parameters
D in Cisco Unified CM Enterprise Parameters
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