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300-820 Exam Dumps - Implementing Cisco Collaboration Cloud and Edge Solutions (300-820 CLCEI)

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Question # 9

An administrator is configuring DNS to allow Mobile and Remote Access logins for the domain cisco.com. Where must the _collab-edge_tls.cisco.com DNS SRV record be configured?

A.

in the public DNS server

B.

in DNS SRV settings under Cisco Unified OS Administration in Cisco UCM

C.

in DNS settings in the Expressway-E on the interface that faces the Internet

D.

in DNS settings under Cisco Unified OS Administration in Cisco UCM

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Question # 10

An administrator made changes to a directory connector for Webex AD synchronization. The number of users synchronized is quite large and the change should affect only a limited number of users. How can the administrator check the result before executing the synchronization?

A.

Initiate an incremental synchronization from the Director Connector app on the on-premises Windows server because it will ask to save the changes.

B.

Initiate a dry run of an incremental synchronization from the Director Connector app on the on-premises Windows server.

C.

Initiate a dry run of an incremental synchronization from the Director Connector in Control Hub.

D.

Initiate an incremental synchronization from the Director Connector in Control Hub because it will ask to save changes.

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Question # 11

Refer to the exhibit.

In an environment SIP devices are registered to CUCM and H.323 devices to VCS. What would be required to enable these calls to setup correctly?

A.

Create a presearch transform.

B.

Change the domain of SIP endpoint A to cisco.com.

C.

Disable SIP in the external zone.

D.

Change the interworking mode to On.

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Question # 12

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

A.

Off

B.

Auto

C.

Force Encrypted

D.

Best Effort

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Question # 13

Which service is available in a cloud-based deployment using Cisco Webex Messenger?

A.

Presence

B.

Phone services

C.

Voicemail

D.

Call forward services

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Question # 14

A new set of Expressway-C and Expressway-E is deployed and was configured for Mobile and Remote Access with basic settings. How must the engineer edit the inbound allow list rule?

A.

Go to Configuration > Unified Communications > HTTP allow list > Editable inbound rules to view.

B.

Go to Configuration > MRA > HTTP allow rules > Editable inbound rules to view, create, modify, or delete HTTP allow list rules.

C.

Go to Configuration > MRA > Editable Inbound rules to view, create, modify, or delete HTTP allow list rules.

D.

Go to Configuration > Unified Communications > MRA > HTTP allow list > Editable inbound rules to view, create, modify, or delete HTTP allow list rules.

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Question # 15

What is configured on the Expressway-E to successfully route calls from Expressway-C on the internal network to the Internet?

A.

Application layer gateway is enabled to bridge the media traffic.

B.

A static NAT route is added to the firewall to bridge the two networks.

C.

The Expressway-E is enabled for Dual-NIC capability.

D.

The Expressway-E is enabled for interworking

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Question # 16

What is the benefit of configuring ICE, TURN and STUN in a Cisco Unified Collaboration environment?

A.

The ICE protocol enables the use of MRA for Cisco endpoints to register behind the firewall.

B.

The endpoints use fewer ports to minimize the port range and allows for multiple connections in a high-density deployment.

C.

It can traverse firewalls without opening incoming ports.

D.

The endpoints discover paths to optimize media flow and allows for peer-to-peer media traffic in some cases.

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