Free Cisco 300-820 Exam Questions

Question 1

An engineer must enable the communication between two separate Expressway-C servers to allow inbound and outbound calling between different endpoints registered on each server. Which configuration must happen?

A : Configure a traversal zone on each server with a destination of the other Expressway-C.

B : Configure a neighbor zone on each server with a destination of the other Expressway-C.

C : Configure a transform on each server to strip the port numbers at the end of the alias.

D : Configure a transform on each server to convert the calling alias into the called alias.

Answer: B

Question 2

When deploying an Expressway Core and Expressway Edge cluster for mobile and remote access, which TLS verify subject name must be configured on the Expressway-E UC traversal zone?

A : Webex CUSP Cluster Name

B : Expressway-E Cluster Name

C : Cisco Unified Communications Manager Publisher FQDN

D : Expressway-C Cluster Name

Answer: D

Question 3

An engineer must enable the communication between two separate Expressway-C servers to allow inbound and outbound calling between different endpoints registered on each server. Which configuration must happen?

A : Configure a traversal zone on each server with a destination of the other Expressway-C.

B : Configure a neighbor zone on each server with a destination of the other Expressway-C.

C : Configure a transform on each server to strip the port numbers at the end of the alias.

D : Configure a transform on each server to convert the calling alias into the called alias.

Answer: B

Question 4

What allows endpoints behind a NAT to discover the paths through which they will pass media?

A : P

B :

C : MP

D :

Answer: D

Question 5

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?

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.

Answer: D