300-820 Exam Syllabus & Customized 300-820 Lab Simulation

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Cisco 300-820 Exam Syllabus Topics:

Section	Objectives
Call Control and SIP Integration	- Cisco Unified Communications Manager (CUCM) integration - SIP trunking and call routing design
Collaboration Cloud Architecture	- Webex platform integration overview - Cisco Collaboration cloud and hybrid architecture concepts
Hybrid Collaboration Services	- Calendar, directory, and media services integration - Webex hybrid calling deployment
Cisco Expressway and Edge Services	- Mobile and Remote Access (MRA) - Expressway-C and Expressway-E deployment
Security and Troubleshooting	- TLS/SRTP and secure signaling - Troubleshooting hybrid collaboration deployments

>> 300-820 Exam Syllabus <<

Customized Cisco 300-820 Lab Simulation, Valid 300-820 Exam Objectives

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Cisco Implementing Cisco Collaboration Hybrid and Cloud Technologies (CLHCT) v2.0 Sample Questions (Q287-Q292):

NEW QUESTION # 287
When external video endpoints are called via a DNS zone, which dialing method requires DNS to be configured in the Expressway server?

A. E.164
B. IP dialing
C. DN dialing
D. URI dialing

Answer: D

NEW QUESTION # 288
What is the Cisco-recommended key length in bits for a Cisco Expressway certificate?

A. 0
B. 1
C. 2
D. 3

Answer: D

NEW QUESTION # 289
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. Include Cisco Unified Communications Manager registration domain in the Expressway-E certificate as a SAN.
B. Change the FQDN of the Expressway.
C. Create a new CSR with new information on the SAN field.
D. Change the domain name.

Answer: A

NEW QUESTION # 290
What are two reasons why port 8443 is unreachable from the Internet to the Expressway-E? (Choose two.)

A. The MRA license is missing on the Expressway-E.
B. The Unified Communications zone is down.
C. The SRV record for _cisco-uds is misconfigured.
D. Transform is not configured on Expressway-E.
E. The firewall is blocking the port.

Answer: B,E

NEW QUESTION # 291
A video device registered with Cisco UCM failed to make an outbound B2B call. From Expressway-C diagnostic logs, an engineer found that the destination pattern is
"john@example.com:5061", and the call was dropped with a 404 response code from Expressway-C. The search rule intended for this call-in Expressway-C is configured for Alias Pattern Match, Pattern type "Suffix," and Pattern "example.com". How must the configuration be changed to allow the call?

A. Create a transform on Expressway-C to strip port numbers.
B. Create a call policy rule on Expressway-E to allow calls to port 5061.
C. Update the route pattern in Cisco UCM to send calls to "example.com" to the correct port.
D. Update the call policy list in Expressway-C to allow calls to "example.com".

Answer: A

NEW QUESTION # 292
......

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