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: Jan 06, 2026

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Question 1

An organization with a domain name of example.com. Which two SRV records are valid for a SIP and H.323 communication? (Choose two.)

A : _sips._tcp.example.com

B : _sips._udp.example.com

C : _h323ls._udp.example com

D : _h323ls._tcp.example.com

E : _collab-edge._tls.example.com

Answer: A,C

Question 2

Which SIP media encryption mode is applied by default for newly created zones in the Cisco Expressway?

A : f

B : t Effort

C : to

D : rce Encrypted

Answer: A

Question 3

Refer to the exhibit. A manager asks an engineer to create a CSV file for the HTTP allow list on the Expressway deployment. The engineer wrote the script shown and uploaded it to the Expressway, but it is not being accepted. Which action resolves the issue?

A : Addthe command POST at the end on this line “http://myServer4/myPath4,block,,,POST”.

B : Removethe Method “PUT” from “http://myServer2:8000/myPath2,allow “my deployment”, “an allow test”,PUT”.

C : Remove the line “https://myServer4/myPath4,allow,,,GET”

D : Nothing is wrong, but the file type is most likely not XML

Answer: C

Question 4

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 5

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

Page: 1 / 41

Total 205 Questions | Updated On: Jan 06, 2026

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