Free Cisco 300-820 Exam Questions

Become Cisco Certified with updated 300-820 exam questions and correct answers

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Total 205 Questions | Updated On: Feb 21, 2026

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Question 1

Why would a Cisco Jabber contact under Hybrid Messaging Integration be grayed out?

A : The contact uses Cisco Webex Teams and Jabber and remains as Do not Disturb for 30 minutes.

B : The contact was using only Cisco Webex Teams and changed the status to Away.

C : The contact set Out of the Office for Cisco Webex Teams.

D : The other user has not used Cisco Webex Teams or Jabber within the last 72 hours, so they are offline.

Answer: D

Question 2

What happens to the encrypted signaling traffic of a collaboration device if you place it inside a firewall with

private IP addresses and try to make a call over IP without any collaboration infrastructure?

A : signaling makes it back to the endpoint because the firewall is an application layer gateway and provides address translation.

B : crypted IP traffic for collaboration devices always is trusted by the firewall.

C : signaling does not make it back to the endpoint because the firewall cannot inspect encrypted traffic.

D : signaling makes it back to the endpoint because the endpoint sent the private address to the external endpoint.

Answer: B

Question 3

What is the result if force encryption for media is enabled in the Expressway on a zone that points to a system /endpoint that is not configured for encryption?

A : The call is dropped.

B : The call works with one end only sending encrypted media.

C : The call renegotiates for unencrypted media.

D : The call uses encryption if available, or it falls back to unencrypted media.

Answer: A

Question 4