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: Oct 29, 2025

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Question 1

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

A : Traversal Server

B : Advanced Networking

C : Device Provisioning

D : Rich Media Sessions

E : TURN Relays

Answer: A,D

Question 2

Refer to the exhibit. An engineer is deploying mobile and remote access in an environment that already had functioning Business to Business calling. Mobile and remote access SIP registrations are failing. To troubleshoot, SIP logs were collected. How is this issue resolved?

A : Change the SIP profile on the SIP trunk for the Expressway-E to Standard SIP Profile for TelePresence Endpoint

B : Change the “Incoming Port” in the SIP Trunk Security Profile for the Expressway-C to not match SIP line registrations

C : Enable autoregistration for the appropriate DN range on the Cisco UCM servers running the CallManager service

D : Write a custom normalization script since the “vcs-interop” normalization script does not allow registrations

Answer: B

Question 3

An engineer must configure Mobile and Remote Access. One of the requirements is to expect Cisco Jabber users to enter username@cisco.com as the login userid. Which DNS record must the engineer modify to start implementing this requirement?

A : _cuplogin._tcp.cisco.com

B : collab-edge._tls.cisco.com

C : _cisco-uds._tls.cisco.com

D : _cisco-uds._tcp.cisco.com

Answer: B

Question 4

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

A : Traversal Server

B : Advanced Networking

C : Device Provisioning

D : Rich Media Sessions

E : TURN Relays

Answer: A,D

Question 5

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

A : 1024

B : 2048

C : 4096

D : 8192

Answer: C

Page: 1 / 41

Total 205 Questions | Updated On: Oct 29, 2025

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