Expert Answers to Cisco Exam 300-820 Questions

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CCNP Collaboration Implementing Cisco Collaboration Hybrid and Cloud Technologies

Implementing Cisco Collaboration Hybrid and Cloud Technologies

Last Update Nov 14, 2026
Total Questions : 207

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Questions 2

A company has a single Expressway-E that exhibits high resource utilization. An engineer checks the logs and finds numerous fraudulent attempts from sip:200@cisco.com. Where must the engineer go to configure a call policy rule and block the desired URI?

Options:

Call History Configuration > Call Policy > Rules

Configuration > Call History > Policy > Rules

Configuration > Call Policy > Rules

Configuration > Policy > Inbound > Rules

Discussion 0

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Questions 3

Which SIP media encryption mode is applied by default for newly created zones in the Cisco Expressway?

Options:

Off

Auto

Force Encrypted

Best Effort

Discussion 0

Questions 4

Refer to the exhibit.

Questions 4

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?

Options:

Ensure that the peer address does not match the Common Name on certificate.

Ensure that the _cisco-uds SRV record has been configured.

Ensure that the credential has been entered correctly.

Ensure that the SIP domains are added on Expressway Core.

Discussion 0

Questions 5

What is the name of the Webex core service that delivers group messaging, one-to-one messaging, presence, and file sharing?

Options:

Cisco Webex Messaging

Cisco Webex App