Question 1

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?

Options :

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 2

An administrator manages an environment with mobile users who commonly move between locations and take IP phones to remote sites. When mobile users are at one of the sites, users report issues with call quality, such as the audio cutting in and out. In addition, the affected area has a low bandwidth connection compared to other sites, so the administrator has put these devices in a region with an inter-region restriction of 8 kbps per call. Which feature must the administrator configure to mitigate the issue?

Options :

A : Location Bandwidth Manager

B : Extension Mobility

C : Device Mobility

D : Extension Mobility Cross Cluster

Answer: A

Question 3

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

Options :

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.

Answer: D

Question 4

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 : 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

Question 5

The administrator of ABC company is troubleshooting a one-way audio issue for a call that uses H.323

protocol (slow-start mode). The administrator requests that you provide the IP and port information of the

Real- Time Transport Protocol traffic that had the one-way audio call.

You gather the H.225 and H.245 messages for one of the one-way audio calls. Where can you find the RTP IP

and port information for both sides? (Note: This call flow has not invoked any media resources like MTP or

transcoders).

Options :

A : H.245 Terminal Capability Set

B : H.245 Open Logical Channel

C : H.225 Connect

D : H.245 Open Logical Channel Ack

Answer: B

Higher Test Marks with Free Online 300-815 Exam Practice

Buying Options: