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Practice 300-820 Exam Online | Study 300-820 Group

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Here are the topics of Cisco 300-820 Exam

Candidates must know the topics before they start of preparation. Because it will really help them in hitting the core. Our Cisco 300-820 exam dumps will include the following topics:

Initial Expressway Configurations (25%)
Cisco WebEx Technologies (25%)
Key Concepts (25%)
Mobile and Remote Access (25%)

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Cisco Implementing Cisco Collaboration Cloud and Edge Solutions Sample Questions (Q139-Q144):

NEW QUESTION # 139
Which protocol and port are used for signaling between on-premises Cisco Webex Video Mesh Nodes and Cloud Media Services?

A. signaling over HTTPS TCP port 443
B. signaling over TCP port 444
C. standard SIPTLS over TCP port 5061
D. standard SIP over TCP port 5060

Answer: B

NEW QUESTION # 140
Which role does Call Policy play when preventing toll fraud on Expressways?

A. It changes the audio protocol used by a call through Expressways.
B. It controls which calls are allowed, which calls are rejected, and which calls are redirected to a different destination.
C. It changes the audio codec used in a call through Expressways.
D. It changes the calling and called number on a call.

Answer: B

Explanation:
Explanation/Reference:

NEW QUESTION # 141
Refer to the exhibit.

When configuring a search rule that routes calls to a zone, what occurs when 13358 is dialed?

A. 13358 is replaced by 135, and then is sent to the traversal zone.
B. 13358 is replaced by 135 and remains in the same zone.
C. 13358 is replaced by 135, and then is sent to the local zone.
D. 13358 is sent directly to the traversal zone.

Answer: A

NEW QUESTION # 142
A company has enabled ICE to optimize call flows and improve video quality between their Cisco Collaboration endpoints internally and externally.
For which reason would you see activity on the TURN server when a call is established between two external endpoints?

A. A STUN cannot punch holes in the firewall
B. ICE cannot reduce the packet loss on the link
C. The video call is using 4K resolution, which is not supported by ICE with CUCM 12.5
D. The video call is using encryption, which is not supported by ICE with CUCM 12.5

Answer: A

NEW QUESTION # 143
Which two statements about Cisco Webex Video Mesh Nodes are true? (Choose two.)

A. When Expressway Core works with VMN clusters, Expressway Core decides which VMN is used for signaling/media connection.
B. When Cisco Unified Communications Manager works with multiple VMNs, Cisco Unified CM decides which VMN is used for signaling connection.
C. Cloud-registered devices choose a VMN cluster based on the lowest STUN round trip delay.
D. The cascading traffic between VMN must bypass the firewall.
E. A VMN can terminate a media connection while operating in maintenance mode.

Answer: B,C

NEW QUESTION # 144
......

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