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

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Implementing Cisco Collaboration Cloud and Edge Solutions (300-820 CLCEI) Questions and Answers

Question 1

Refer to the exhibit.

Question # 1

When a Jabber user attempts to connect from outside of the organization, the user enters the login information as "user@example.com" and receives the error "Cannot find your services Automatically". The engineer tries to resolve SRV records used by Jabber.

DNS A record "expressway-e.example.com" points to the Expressway-E IP and "cucm.example.com" points to the Cisco Unified Communications Manager.

Which change resolves the DNS problem?

Options:

A.

Change cisco-uds to point to the Expressway-E FQDN.

B.

Change the collab-edge record to point to 5061.

C.

Remove the cisco-uds SRV record for the external DNS.

D.

Change the priority of the SRV record for cisco-uds.

Question 2

Which part of a hybrid cloud-based deployment with Cisco Webex Messenger Service is used for meeting capabilities?

Options:

A.

Cisco Unified CM is always used for meeting capabilities.

B.

Depending on the media flow, the Webex Meeting Center or local Cisco Unified CM meeting resources are used for meeting capabilities.

C.

Depending on the origin of the user, the Webex Meeting Center or local Cisco Unified Communications Manager meeting resources are used for meeting capabilities.

D.

Cisco Webex Meeting Center is always used for meeting capabilities.

Question 3

Refer to the exhibit.

Question # 3

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

Options:

A.

13358 is replaced by 135, and then is sent to the local 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 traversal zone.

D.

13358 is sent directly to the traversal zone.

Question 4

Which protocol should be used to verify the connectivity for different media paths found during a call using ICE?

Options:

A.

STUN

B.

RTP

C.

SNMP

D.

TURN

Question 5

Refer to the exhibit.

Question # 5

A new neighbor zone is added for a new Cisco Meeting Server, but the zone is showing a

SIP status of failed from the time the zone it was created. What should be done to resolve this issue?

Options:

A.

The search rule must be changed to continue on match

B.

The existing zone using ID 7 must be deleted

C.

More bandwidth must be added to the appropriate pipes

D.

The underlying DNS issue must be resolved

Question 6

What is a requirement when configuring the Cisco Webex Hybrid Message account for accessing the API of the Cisco UCM IM and Presence Service?

Options:

A.

Add a new end-user with the “Standard AXL API Access” role

B.

Use an application user with only the “Standard CTI Allow Control of All Devices” role

C.

Use an application user not the main administrator account with the “Standard AXL API Access” role

D.

Use the main administrator account if it includes the “Standard AXL API Access” role

Question 7

Which step is taken when configuring a Cisco Expressway solution?

Options:

A.

Configure the Expressway-E by using a non-traversal server zone.

B.

Enable static NAT on the Expressway-E only.

C.

Disable H.323 mode on the Expressway-E.

D.

Enable H.323 H.460.19 demultiplexing mode on the Expressway-C.

Question 8

Which two statements about Expressway media traversal are true? (Choose two.)

Options:

A.

Expressway Control is the traversal server installed in the DMZ.

B.

The Expressway Edge must be put in a firewall DMZ segment.

C.

Cisco Unified Communications Manager zone can be either traversal server or client.

D.

The Unified Communications traversal zone can be used for Mobile and Remote Access.

E.

Both Expressway Edge interfaces can be NATed.

Question 9

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

Options:

A.

When Expressway Core works with VMN clusters, Expressway Core decides which VMN is used for signaling/media connection.

B.

Cloud-registered devices choose a VMN cluster based on the lowest STUN round trip delay.

C.

The cascading traffic between VMN must bypass the firewall.

D.

When Cisco Unified Communications Manager works with multiple VMNs, Cisco Unified CM decides which VMN is used for signaling connection.

E.

A VMN can terminate a media connection while operating in maintenance mode.

Question 10

What is the Cisco-recommended key length in bits for a Cisco Expressway certificate?

Options:

A.

1024

B.

2048

C.

4096

D.

8192

Question 11

What is the purpose of a transform in the Expressway server?

Options:

A.

A transform has the function as a neighbor zone in the Expressway. It creates a connection with another server.

B.

A transform changes the audio codec when the call goes through the Expressway.

C.

A transform is used to route calls to a destination.

D.

A transform changes an alias that matches certain criteria into another alias.

Question 12

D18912E1457D5D1DDCBD40AB3BF70D5D

Question # 12

Refer to the exhibit showing logs from the Expressway-C, a copy of the Expressway-E certificate, and the UC traversal zone configuration for the Expressway-C. An office administrator is deploying mobile and remote access and sees an issue with the UC traversal zone. The zone is showing “TLS negotiation failure”. What is causing this issue?

Options:

A.

The Expressway-E certificate includes the Expressway-C FQDN as a SAN entry

B.

The Expressway-C is missing the FQDN of Cisco UCM in the Common Name of its certificate

C.

In the UC Traversal Zone on the Expressway-C, the peer address is set to the IP of the Expressway-E,

which is not a SAN entry in the Expressway-E certificate

D.

The Expressway-E does not have the FQDN of Cisco UCM listed as a SAN in its certificate

Question 13

An organization wants to enable a Cisco Webex connector to synchronize all employees automatically with Cisco Webex instead of using a manual list.

Where is the Webex Hybrid Directory Service configured?

Options:

A.

Install Cisco Directory Connector on a Microsoft Windows Domain server and configure the software and Webex Control Hub.

B.

Enable the directory service in Cisco Unified Communications Manager under Cisco Unified Serviceability and add the service in Webex Control Hub.

C.

Enable the directory service on Cisco Expressway Edge for Office 365 or Cisco Expressway Core for internal Active Directory and add the service in Webex Control Hub.

D.

Install the Cisco Express Connector and configure the device in Cisco Unified Communications Manager under Cisco Unified Serviceability and add the service in Webex Control Hub.

Question 14

An administrator has been tasked to bulk entitle 200 existing users and ensure all future users are

automatically configured for the Webex Hybrid Calendar Service. Which two options should be used to configure these users? (Choose two.)

Options:

A.

Export a CSV list of users in the Cisco Webex Control Hub, set the Hybrid Calendar Service to TRUE for users to be enabled, then import the file back to Manage Users menu in the Cisco Webex Control Hub.

B.

Set up an Auto-Assign template that enables Hybrid Calendar.

C.

Select the Hybrid Services settings card in the Cisco Webex Control Hub and import a User Status report that contains only users to be enabled.

D.

On the Users tab in the Cisco Webex Control Hub, check the box next to each user who should be enabled, then click the toggle for the Hybrid Calendar service to turn it on.

E.

From Cisco Webex Control Hub, verify the domain that your Hybrid Calendar users will use, which

automatically activates them for the service.

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