Free Cisco 300-820 Exam Questions

Become Cisco Certified with updated 300-820 exam questions and correct answers

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Total 205 Questions | Updated On: Apr 02, 2026

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Question 1

An administrator is configuring a new Cisco Webex Hybrid Message Service deployment, and the Expressway-C Message Connector is successfully registered in the Control Hub. After the server information of the IM and Presence server is added to the Expressway-C, an error “Connectivity to IM and Presence AXL Service could not be established” is displayed in the Control Hub. The Cisco AXL Web Service is enabled on the IM and Presence Service publisher, and the main administrator account enabled for AXL API permission is being used. Which configuration change must be made to resolve this error?

A : Enable the Cisco AXL Web Service on the Control Hub

B : Enable the Cisco AXL Web Service on the Expresswav-C Message Connector

C : Enable an End User account for AXLAPI permissions on the IM and Presence Service publisher

D : Enable a second administrator account for AXL API permissions on the IM and Presence Service publisher

Answer: D

Question 2

Refer to the exhibit. A Cisco Webex device on an enterprise network has identified the given STUN round-trip delays in milliseconds to the enterprise Video Mesh clusters and two Webex Cloud Media clusters during the call setup. Which correct sequence of clusters is the client connecting to?

A : West Coast WCMC. If US West Cost WCMC is full, then Europe WCMC because clients select clusters in the order of SRT delays.

B : Europe. If DC Europe is full, DC APAC because clients select on-premises clusters in the order of SRT delays before using cloud resources,

C : Europe. If DC Europe is full, US West Coast WCMC because clients select resources in the order of SRT delays but ignore SRTs greater than 250 ms

D : West Coast WCMC. Clients continuously monitor DC US cluster and reconnect when DC US are available to save bandwidth.

Answer: A

Question 3

An organization with a domain name of example.com. Which two SRV records are valid for a SIP and H.323 communication? (Choose two.)

A : _sips._tcp.example.com

B : _sips._udp.example.com

C : _h323ls._udp.example com

D : _h323ls._tcp.example.com

E : _collab-edge._tls.example.com

Answer: A,C

Question 4

Refer to the exhibit. When users sign in to Cisco Jabber through Mobile and Remote Access, they cannot see their own photo or the photo of their contacts next to each name. Which action must be taken in Cisco Expressway-C to resolve the issue?

A : Add an HTTP allow list for the Instant Message and Presence server.

B : Add an allow call policy rule from the Cisco UCM traversal zone.

C : Upload the missing Instant Messaging and Presence server certificate to fix the connection to its server.

D : Add an HTTP allow list for the web server that contains the photos.