Free Cisco 300-815 Exam Questions

Become Cisco Certified with updated 300-815 exam questions and correct answers

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Total 245 Questions | Updated On: Apr 16, 2026

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Question 1

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 as expected. 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

Answer: C

Question 2

A user reports when they press the services key they do not receive a user ID and password prompt to assign the phone extension. Which action resolves the issue?

A : Create the default device profiles for all phone models that are used.

B : Subscribe the phone to the Cisco Extension Mobility service.

C : Create the end user and associate it to the device profile.

D : Assign the extension as a mobile extension.

Answer: B

Question 3

A Cisco UCM-based solution uses URI-based calling for Cisco Jabber clients. The solution has several clusters in different locations. The solution being configured must have a secure methodo* exchanging addresses between the clusters. Which action ensures that a configuration complies with the requirements?

A : Assign a self-signed certificate to the ILS service trunk.

B : Apply a secure security profile to the trunk between the clusters.

C : Select the TLS option on the SIP trunk between the clusters.

D : Exchange Tomcat certificates

Answer: C

Question 4

Refer to the exhibit.A user cannot call number 730. which Is an abbreviated number for 45730. The engineer recently configureda translation pattern In Cisco UCM. The newly configured translation pattern of 7XX prefixes the digits 45.The engineer uses DNA to troubleshoot the issue. What is the reason for this problem?

A : The abbreviated partition is missing from the calling search space.

B : The translation pattern is blocking the call.

C : The translation pattern Is misconfigured.

D : Directory number 45730 is unknown to Cisco UCM.

Answer: D

Question 5

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.323 gateway command on the Cisco router.

Answer: C

Page: 1 / 49

Total 245 Questions | Updated On: Apr 16, 2026

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