300-820 Real Exam Questions
Implementing Cisco Collaboration Cloud and Edge Solutions (CLCEI). Everything you need to prepare, practice, and pass.
233
Questions
7
Exam Domains
Included
Explanations
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Certification Overview
The exam heavily emphasizes Cisco Expressway as the edge gateway for hybrid deployments, with deep focus on Mobile and Remote Access (MRA) architectures for secure remote worker connectivity. Call routing, traversal zones, and integration between on-premises infrastructure and Webex Cloud Control Hub form the technical core—you need hands-on fluency with configuration, not just theory.
What This Certification Proves
This certification validates expertise in deploying and configuring Cisco's hybrid collaboration solutions, particularly Webex Cloud with on-premises Expressway edge components. It demonstrates proficiency in implementing secure mobile and remote access, call routing architectures, and integrating cloud-based Webex services with enterprise infrastructure—critical skills for organizations with hybrid work models.
Who Should Take This Exam
Network and collaboration engineers with 2+ years of Cisco experience seeking to specialize in hybrid cloud-edge deployments. Ideal for engineers transitioning from traditional UC to cloud-first architectures or those supporting organizations migrating to Webex from legacy systems.
Topic Breakdown
7 domains covering 233 questions
| Domain | Questions | Weight |
|---|---|---|
| Cisco Expressway For Collaboration | 88 | 38% |
| Mobile And Remote Access | 68 | 29% |
| Cisco Webex Core Components | 29 | 12% |
| Initial Expressway Configurations | 19 | 8% |
| Cisco Webex Technologies | 18 | 8% |
| Cisco Unified Communications Manager With Webex Calling | 8 | 3% |
| Key Concepts | 3 | 1% |
Study Plans
Choose a study plan that matches your schedule and experience level
30 Days
Intensive Sprint
Week 1-2
- Master fundamentals: Cisco Expressway For Collaboration
- Read Cisco official documentation
- Complete 8 questions daily
Week 3
- Deep dive: Mobile And Remote Access
- Review weak areas from results
- Take 2 full-length exams
Week 4
- Review all flagged questions
- Timed exams to build stamina
- Final revision of key concepts
60 Days
Balanced Approach
Week 1-2
- Survey all exam domains
- Set up study environment
- Begin with foundational topics
Week 3-4
- Focus: Cisco Expressway For Collaboration
- Focus: Mobile And Remote Access
- 4 questions daily
Week 5-6
- Focus: Cisco Webex Core Components
- Hands-on labs if applicable
- Review explanations for wrong answers
Week 7-8
- Complete all 233 questions
- Identify and eliminate weak areas
- Take 3 full-length timed tests
90 Days
Comprehensive Study
Month 1
- Learn all exam domains at a comfortable pace
- Build strong foundational knowledge
- 3 questions daily
Month 2
- Deep dive into each domain
- Hands-on practice and labs
- Take weekly timed exams
Month 3
- Work through all 233 questions
- Identify and eliminate weak areas
- Take 3 full-length timed exams
300-820-Specific Tips
- Focus heavily on Expressway topology (E/C split) and Traversal Zone configuration—these are core to the exam and frequently tested in call routing scenarios
- Lab the Mobile and Remote Access (MRA) implementation end-to-end: DNS, certificates, firewall rules, and Webex cloud integration
- Master call routing decision trees: understand how calls flow through Expressway-C vs Expressway-E and when they reach Control Hub vs on-premises UCM
- Practice Expressway troubleshooting: familiar with diagnostic commands, log analysis, and common connectivity issues between cloud and edge
- Study the Webex Control Hub integration points—how provisioning, licensing, and feature licensing interact with on-premises components
- Understand SIP trunking and secure signaling (TLS/SRTP) as it relates to Expressway-to-cloud connectivity
- Use the 236 practice questions strategically: focus on Expressway and MRA domains (50%+ of real exam weight) before broader topics
Relevant Career Roles
Sample Questions
Try 5 free questions from the 300-820 question bank
Refer to the exhibit. Call policy rules on an Expressway-E prevent external callers from the internet from calling a VIP whose URI is [email protected]. Which additional configuration setting is required for this call policy to function as intended?
A Webex administrator is configuring the Webex Control Hub to enable enterprise users to sign into Webex securely by authenticating to the IdP of the organization. To conform to the SAML specification, to what can the NameID format be set?
Refer to the exhibit. The firewall has been configured from NAT 192.168.108.2 to 100.64.0.1. Which configuration changes are needed for an Expressway-E with dual network interfaces? A. B. C. D.
Refer to the exhibit. The administrator attempted to log in, but Jabber clients cannot log in via mobile and remote access. How is this issue resolved?
An employee has recently left an organization and a manager suspects that this employee may have made changes to the system that no one is aware of. Mobile and Remote Access registration is not working. Internal communications appear to be working, but no external system is able to register or call anywhere. While investigating this problem, it is discovered that no internal systems are able to call externally either. What is the TraversalZone missing that is causing this issue?
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