300-820 Exam Preparation Material | Implementing Cisco Collaboration Cloud and Edge Solutions

Prepare for the 300-820 with reliable study materials, practice questions, and key exam insights.

Prepare for the 300-820 Implementing Cisco Collaboration Cloud and Edge Solutions exam with CertQueen's independently developed study resources. Review important concepts, practice scenario-based questions, and use clear explanations to identify areas that require further study.

Question#1

Refer to the exhibit.



Mobile Cisco Jabber cannot register with on-premises Cisco Unified Communications Manager using Mobile and Remote Access. Some logs were captured on Expressway Edge.
Which action corrects this problem?

A. Ensure that the peer address does not match the Common Name on certificate.
B. Ensure that the _cisco-uds SRV record has been configured.
C. Ensure that the credential has been entered correctly.
D. Ensure that the SIP domains are added on Expressway Core.

Question#2

In a Webex Video Mesh deployment, where do Cloud-registered Webex Teams clients and devices send signaling traffic for call setup?

A. to a local Video Mesh node
B. directly to the Webex cloud
C. to an Expressway-E server
D. to a remote Video Mesh node

Question#3

For a Mobile and Remote Access deployment, which server's certificate must include the Unified registration domain as a Subject Alternate Name?

A. Expressway-C server certificate
B. Cisco Unified Communications Manager server certificate
C. Expressway-E server certificate
D. Expressway-C and Expressway-E server certificate

Question#4

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

Question#5

What is the first step to restoring an Expressway cluster from a backup?

A. use the backup that is specific to each Expressway peer in the cluster
B. upgrade each Expressway peer to the latest Expressway software
C. remove each Expressway peer from the cluster
D. add all the Expressway peers to the cluster

Exam Code: 300-820
Q & A: 207 Q&As         Updated:  Oct 02,2026

 

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What This 300-820 Study Resource Helps You Do

Review Key Concepts

Review the technologies, products, processes, and practical skills covered by the current 300-820 exam objectives.

Practice Scenario-Based Questions

Work through independently developed questions designed to strengthen your understanding of technical scenarios and decision-making.

Identify Knowledge Gaps

Use your results and the provided explanations to find weaker areas and focus your study more effectively.

How to Use This 300-820 Preparation Material

Review the Exam Scope

Start by reviewing the topics covered by the 300-820 exam. Compare them with the official exam objectives to understand the required technologies, operational tasks, and practical skills, then identify the areas that deserve the most attention.

Practice Independently

Complete a focused set of practice questions for each topic. On your first attempt, avoid referring to notes, answers, or other study resources so that you can evaluate your current understanding more accurately.

Study the Explanations

Review the answers and explanations after completing each practice session. Understand why the correct option is appropriate for the given scenario and why the other options may be incorrect or less suitable.

Close Knowledge Gaps

Keep track of incorrect answers, unfamiliar concepts, and weaker knowledge areas. Review these topics using official documentation and practical experience, then answer the related questions again to reinforce your understanding and monitor your progress.

Independent 300-820 Preparation Resource

CertQueen independently develops its certification study materials for educational purposes. The practice questions are not copied from, recalled from, or presented as live or official exam questions.

CertQueen is not affiliated with, endorsed by, sponsored by, or authorized by any certification provider. Certification names, exam codes, product names, and related trademarks are the property of their respective owners and are referenced only for identification and educational purposes.

Exam Code: 300-820
Q & A: 207 Q&As
Updated:  Oct 02,2026

 

 Access Complete 300-820 Preparation Material