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Cisco 300-820 Exam With Confidence Using Practice Dumps

Exam Code:
300-820
Exam Name:
Implementing Cisco Collaboration Hybrid and Cloud Technologies
Certification:
Vendor:
Questions:
207
Last Updated:
Oct 23, 2026
Exam Status:
Stable
Cisco 300-820

300-820: CCNP Collaboration Exam 2025 Study Guide Pdf and Test Engine

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Implementing Cisco Collaboration Hybrid and Cloud Technologies Questions and Answers

Question 1

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?

Options:

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.

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Question 2

Refer to the exhibit showing logs from the Expressway-C, a copy of the Expressway-E certificate, and the UC traversal zone configuration for the Expressway-C. An office administrator is deploying mobile and remote access and sees an issue with the UC traversal zone. The zone is showing “TLS negotiation failure”. What is causing this issue?

Options:

A.

The Expressway-E certificate includes the Expressway-C FQDN as a SAN entry

B.

The Expressway-C is missing the FQDN of Cisco UCM in the Common Name of its certificate

C.

In the UC Traversal Zone on the Expressway-C, the peer address is set to the IP of the Expressway-E,

which is not a SAN entry in the Expressway-E certificate

D.

The Expressway-E does not have the FQDN of Cisco UCM listed as a SAN in its certificate

Question 3

Which two internal SIP endpoints behind a firewall place calls to external devices? (Choose two.)

Options:

A.

An Expressway-C communicates with the internal endpoint and forwards the media to and from an Expressway-E.

B.

A Cisco Endpoint is configured with a publicly routable static NAT SIP address to advertise instead of is private IP address.

C.

An Expressway-C communicates directly with the remote party using the ICE protocol

D.

An Expressway-E is used as a VPN server to allow remote SIP edge servers to connect calls

E.

An Expressway-C rewrites the SIP SDP to advertise its own IP address to the external party.