Cisco 300-820 : Implementing Cisco Collaboration Hybrid and Cloud Technologies (CLHCT) v2.0

300-820 real exams

Exam Code: 300-820

Exam Name: Implementing Cisco Collaboration Hybrid and Cloud Technologies (CLHCT) v2.0

Updated: Sep 19, 2026

Q & A: 295 Questions and Answers

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Cisco 300-820 Exam Topics:

SectionWeightObjectives
Key Concepts25%- Describe the complications of NAT in a Collaboration environment
- Describe the purpose of ICE, TURN and STUN
- Describe Expressway media traversal
- Describe protocol interworking on the Expressway
  • SIP < > H.323
  • IPv4 and IPv6

- Describe Expressway Licensing

  • Option keys
  • Release key
  • License consumption

- Describe SIP media encryption mode

  • Auto
  • Force encrypted
  • Force unencrypted
  • Best effort

- Describe Expressway Core dial plan elements

  • Transforms
  • Search rules
  • Zones
  • Regular expressions
  • Pipes and links

- Describe key Expressway settings

  • DNS
  • Network interfaces
  • Certificates
  • QoS
  • Clustering
  • Network firewall rules

- Describe Expressway backup and restore procedure (stand alone and cluster)

Initial Expressway Configurations25%- Configure key Expressway settings
  • DNS
  • Network interfaces
  • Certificates
  • QoS
  • Clustering
  • Network firewall rules

- Configure Expressway Core dial plan elements

  • Transforms
  • Search rules
  • Zones
  • Regular expressions
  • Pipes and links

- Configure toll fraud prevention on Expressway series (no custom CPL scripts)
- Configure a Business to Business (B2B) collaboration solution

  • DNS records (focus on Microsoft DNS)
  • Certificates (focus on Microsoft CA)
  • Traversal Zones
  • Neighbor Zones
  • Transforms
  • Search rules
  • SIP trunk integration with Cisco Unified Communications Manager

- Troubleshoot a Business to Business (B2B) collaboration solution

  • DNS records (focus on Microsoft DNS)
  • Certificates (focus on Microsoft CA)
  • Traversal Zones
  • Neighbor Zones
  • Transforms
  • Search rules
  • SIP trunk integration with Cisco Unified Communications Manager
Mobile and Remote Access25%- Configure a Mobile and Remote Access (MRA) solution
  • DNS records types (not platform-specific)
  • Certificates (not platform specific, covers Unified Communications Manager, IM&P, Expressways, Unity Connection)
  • Unified Communications traversal zones
  • Unified Communications configuration on Expressway
  • HTTP allow list
  • SIP trunk security profile on Cisco Unified Communications Manager

- Troubleshoot a Mobile and Remote Access (MRA) solution

  • DNS records (focus on Microsoft DNS)
  • Certificates (focus on Microsoft CA, covers Unified Communications Manager, IM&P, Expressways, Unity Connection)
  • Unified Communications traversal zones
  • Unified Communications configuration on Expressway
  • HTTP allow list
  • SIP trunk security profile on Cisco Unified Communications Manager
Cisco WebEx Technologies25%- Describe the signaling and media flows used in a Cisco WebEx Video Mesh deployment
- Configure WebEx Hybrid Services/Connector
  • Calendar Service (Office 365, Microsoft Exchange, One Button to Push)
  • Message Service (Deployment requirements; expressway requirements, certificates, Call Manager pre-requisites, IM&P prerequisites, deployment models)
  • Directory Services (Deployment requirements; deployment models, infrastructure requirements, active directory configuration, synchronization, WebEx user service assignment)
  • Video Mesh (Deployment requirements including; bandwidth, clustering, endpoint support, video call capacity, ports and protocols, deployment models)

- Describe Cisco Jabber for Cloud and Hybrid deployments with Cisco WebEx Messenger

Reference: https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/clcei-300-820.html

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What Will You Get after Passing the Exam?

If you clear Cisco 300-820, you will be awarded the Cisco Certified Specialist – Collaboration Cloud & Edge Implementation accreditation, which is part of the Cisco Certified Specialist certification track. And if you have also completed 350-801 CLCOR, a core test focusing on the collaboration infrastructure and its fundamental technologies, then you’ll obtain the CCNP Collaboration certificate as well.

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