Free Access Cisco.300-820.v2025-11-24.q165 Practice Test (Page 5)

Question 16

In a Mobile and Remote Access deployment, where must communications be encrypted with TLS?

A.Cisco Expressway-E and endpoints outside the enterprise

B.Cisco Expressway-C, Cisco Unified Communications Manager, and IM&P

C.Cisco Expressway-C, Cisco Expressway-E, and Cisco Unified Communications Manager

D.Cisco Expressway-C, Cisco Expressway-E, and endpoints outside the enterprise

Question 17

Which role does Call Policy play when preventing toll fraud on Expressways?

A.It controls which calls are allowed, which calls are rejected, and which calls are redirected to a different destination.

B.It changes the calling and called number on a call.

C.It changes the audio protocol used by a call through Expressways.

D.It changes the audio codec used in a call through Expressways.

Question 18

Which media encryption mode can be configured on an Expressway zone?

A.IPsec

B.Triple Data Encryption Standard

C.Advanced Encryption Standard

D.force unencrypted

Question 19

With QoS enabled, which two statements about the Cisco Webex Video Mesh Node signaling and media traffic are true? (Choose two.)

A.From VMN to CUCM SIP endpoints, the source UDP ports from 52500 to 62999 is used for audio traffic.

B.From VMN to Webex Teams clients, the source UDP port 5004 is used for video traffic.

C.From Webex cloud to VMN, the source UDP port 9000 is used for audio traffic.

D.From VMN to video endpoints, the destination UDP port 5004 is used for audio traffic.

E.From VMN to Webex cloud, the destination UDP port 9000 is used for video traffic.

Question 20

A company has an on-premises Cisco collaboration cluster that contains Cisco UCM, IM and Presence, and Cisco Webex in the cloud. The company wants to integrate the on-premises infrastructure with Webex to enable interoperability with the Webex App. An engineer already configured the cluster in Cisco UCM, IM and Presence, and the organization in the Webex Control Hub. Which action must the engineer take to complete the configuration?

A.Open the TCP 443 port from IM and Presence to Webex Cloud.

B.Deploy a Cisco Expressway Message Connector host.

C.Deploy Directory Connector.

D.Deploy a Webex Device Connector.

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