Exam 300-820 Quizzes | Question 300-820 Explanations

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Cisco 300-820 Exam is designed for IT professionals who specialize in implementing and managing Cisco Collaboration Cloud and Edge Solutions. 300-820 exam is ideal for technical architects, system engineers, and network administrators who work with these platforms on a regular basis. Implementing Cisco Collaboration Hybrid and Cloud Technologies (CLHCT) v2.0 certification is a testament to an individual's knowledge and expertise in Cisco Collaboration Cloud and Edge Solutions.

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Cisco 300-820 exam covers a wide range of topics related to Cisco Collaboration Cloud and Edge Solutions. These topics include configuring and troubleshooting Cisco Unified Communications Manager IM and Presence, configuring Cisco Expressway Series, configuring and troubleshooting Cisco Webex Teams Hybrid, configuring and troubleshooting Cisco Cloud Services and many more.

Cisco 300-820 exam covers a variety of topics related to collaboration cloud and edge solutions, including Cisco Webex Teams, Cisco Unified Communications Manager (UCM), Cisco Expressway, and Cisco TelePresence. Candidates who Pass 300-820 Exam will have a thorough understanding of how to deploy and manage these technologies to support collaboration within their organization. They will also be equipped with the skills to troubleshoot and optimize these solutions to improve their performance and ensure their reliability.

Cisco Implementing Cisco Collaboration Hybrid and Cloud Technologies (CLHCT) v2.0 Sample Questions (Q276-Q281):

NEW QUESTION # 276
A Jabber user is being prompted to trust the Expressway-E certificate when using Mobile and Remote Access.
The administrator has validated that the Expressway-E certificate is being trusted by the machine running the Jabber client.
What else can be done to solve this problem?

A. Change the FQDN of the Expressway.
B. Change the domain name.
C. Create a new CSR with new information on the SAN field.
D. Include Cisco Unified Communications Manager registration domain in the Expressway-E certificate as a SAN.

Answer: D

NEW QUESTION # 277
A MRA deployment is being configured where one of the requirements is for registered Jabber users to pull directory photos from an internal server.
What should be configured on the Expressway-C so that MRA registered clients reach this server?

A. The directory photo server must be added to the HTTP allow list.
B. The directory photo server FQDN must be added to the Expressway-C certificate.
C. A neighbor zone must be created to the directory photo server.
D. A search rule must be created to route the requests to Cisco UCM.

Answer: A

Explanation:
https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/expressway/config_guide/X14-
0/mra/exwy_b_mra-deployment-guide-14/exwy_m_features-and-additional-
configurations.html#reference_C1BA31BAEE0E02911B495FA5908DEB65

NEW QUESTION # 278
An engineer wants to configure a zone on the Expressway-E to receive communications from the Expressway-C in order to allow inbound and outbound calls.
How is the peer address configured on the Expressway-C when Expressway-E has only one NIC enabled and is using static NAT mode?

A. Expressway-E FQDN
B. Cisco UCM FQDN
C. Cisco UCM DHCP
D. Expressway-E DHCP

Answer: A

Explanation:
https://www.cisco.com/c/dam/en/us/td/docs/voice_ip_comm/expressway/config_guide/X8-11/Cisco-Expressway-Basic-Configuration-Deployment-Guide-X8-11-4.pdf

NEW QUESTION # 279

Refer to the exhibit. An ISDN gateway is registered to Expressway-C with a prefix of 9 and/or it has a neighbor zone specified that routes calls starting with a 9.
Which value should be entered into the "Source" field to prevent toll fraud regardless at origin of the call?

A. Neighbor Zone
B. All
C. Traversal Zone
D. Any

Answer: B

NEW QUESTION # 280
What happens to the encrypted signaling traffic of a collaboration device if you place it inside a firewall with private IP addresses and try to make a call over IP without any collaboration infrastructure?

A. Encrypted IP traffic for collaboration devices always is trusted by the firewall.
B. The signaling does not make it back to the endpoint because the firewall cannot inspect encrypted traffic.
C. The signaling makes it back to the endpoint because the firewall is an application layer gateway and provides address translation.
D. The signaling makes it back to the endpoint because the endpoint sent the private address to the external endpoint.

Answer: B

Explanation:
A NAT ALG is similar to a firewall ALG, but a NAT ALG actually changes (maps) the addresses and ports in the signaling messages. The NAT ALG cannot inspect the contents of encrypted signaling messages.

NEW QUESTION # 281
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