Free Cisco 300-820 Exam Questions

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

Page: 1 / 41

Total 205 Questions | Updated On: Apr 21, 2026

Add To Cart

Question 1

What is the Cisco-recommended key length in bits for a Cisco Expressway certificate?

A : 1024

B : 2048

C : 4096

D : 8192

Answer: C

Question 2

Which two licenses are required for the B2B feature to work? (Choose two.)

A : Traversal Server

B : TURN Relays

C : Rich Media Sessions

D : Advanced Networking

E : Device Provisioning

Answer: C,E

Question 3

An engineer is configuring the Expressway cluster to allow Jabber clients that are outside the enterprise network to register, make calls, and send instant messages using the internal Cisco UCM. Which action must be taken before a secure UC traversal zone is added to the Expressway-C?

A : Add Instant Message and Presence service clusters.

B : Add a Cisco UCM cluster.

C : Configure SIP OAuth mode.

D : Establish certificate trust between the Expressway-C and Expressway-E.

Answer: D

Question 4

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 5

An administrator is configuring a new Cisco Webex Hybrid Message Service deployment, and the Expressway-C Message Connector is successfully registered in the Control Hub. After the server information of the IM and Presence server is added to the Expressway-C, an error “Connectivity to IM and Presence AXL Service could not be established” is displayed in the Control Hub. The Cisco AXL Web Service is enabled on the IM and Presence Service publisher, and the main administrator account enabled for AXL API permission is being used. Which configuration change must be made to resolve this error?

A : Enable the Cisco AXL Web Service on the Control Hub

B : Enable the Cisco AXL Web Service on the Expresswav-C Message Connector

C : Enable an End User account for AXLAPI permissions on the IM and Presence Service publisher

D : Enable a second administrator account for AXL API permissions on the IM and Presence Service publisher

Answer: D

Page: 1 / 41

Total 205 Questions | Updated On: Apr 21, 2026

Add To Cart