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: Feb 21, 2026

Add To Cart

Question 1

An Expressway Server has both network protocols (IPv4 and IPv6) enabled. Which two behaviors are correct? (Choose two.)

A : If the calling endpoint is on an IPv4-Only network and the called endpoint is on an IPV6-Only network, a NAT64 device must convert the IPv4 addresses to IPv6 addresses.

B : Endpoints register with either IPv4 or IPv6 addresses, but dual-stack endpoints choose IPv6 protocol by default.

C : If the calling endpoint is on an IPv4-Only network and the called endpoint is on an IPv6-Only network, the Expressway Server act as a gateway and convert the two protocol versions.

D : Endpoints register only with IPv6 addresses on an Expressway Server with IPv6 protocol enabled regardless of the state of IPv4 protocol.

E : Endpoints register with either IPv4 or IPv6 addresses, and endpoints decide which protocol to use by the format of the configured Expressway Server IP address.

Answer: C,E

Question 2

In a Webex Video Mesh deployment, where do Cloud-registered Webex Teams clients and devices send signaling traffic for call setup?

A : to a local Video Mesh node

B : directly to the Webex cloud

C : to an Expressway-E server

D : to a remote Video Mesh node

Answer: B

Question 3

Where are voice calls handled in a Cisco Jabber hybrid cloud-based deployment with Cisco Webex

Platform Service?

A : ice calls use Webex Calling platform for call control and use hybrid media nodes for local conferencing.

B : ice calls use local media nodes to keep traffic internal for internal traffic and use Webex Calling for external calls.

C : ice call use Cisco Unified Communications Manager for local calls and Webex Calling for external calls.

D : ice calls use local Cisco Unified Communications Manager for all calls.

Answer: D

Question 4

Refer to the exhibit. Call policy rules on an Expressway-E prevent external callers from the internet from calling a VIP whose URI is vip@cisco.com. Which additional configuration setting is required for this call policy to function as intended?

A : default zone on the Expressway-E must not be configured to treat as authenticated.

B : earch rule must be configured with an extract match for vip@cisco.com to pass the call to the Expressway-C.

C : Cisco TelePresence endpoint registered with the URI vip@cisco.com must be set in “do not disturb” mode.

D : P TLS must be disabled on the Expressway-E.

Answer: A

Question 5

Refer to the exhibit. What are “Type” field values for this Expressway servers zone configuration?

A : pressway-C “DNS”, Expressway-E “Traversal server”

B : pressway-C “Traversal server”, Expressway-E “Traversal client”

C : pressway-C “Neighbor”, Expressway-E “Neighbor”

D : pressway-C “Traversal client”, Expressway-E “Traversal server”

Answer: D

Page: 1 / 41

Total 205 Questions | Updated On: Feb 21, 2026

Add To Cart