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

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Question # 1

Which statement about the Cisco Webex hybrid service is true?

Options:

A.  

Expressway Connector is required for an on-premises Exchange server.

B.  

Hybrid Message service works only with Jabber cloud deployment.

C.  

Directory Connector is required for Azure A

D.  

D.  

Directory Connector must be deployed for OBTP to work with on-premises video devices.

Discussion 0
Question # 2

What allows endpoints behind a NAT to discover the paths through which they will pass media?

Options:

A.  

RTP

B.  

TLS

C.  

SNMP

D.  

ICE

Discussion 0
Question # 3

Between which two DTMF relay methods does the Expressway support interworking? (Choose two.)

Options:

A.  

unsolicited notify

B.  

RFC 2833

C.  

KPML

D.  

passthrough

E.  

H.245 user input indication

Discussion 0
Question # 4

Which DNS record and port combination must be resolved externally for Mobile and Remote Access to be used?

Options:

A.  

_collab-edge on port 8443

B.  

_cisco-uds-edge on port 5061

C.  

_collab-edge on port 5061

D.  

_cisco-uds on port 8443

Discussion 0
Question # 5

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?

Options:

A.  

Expressway-E FQDN

B.  

Cisco UCM FQDN

C.  

Expressway-E DHCP

D.  

Cisco UCM DHCP

Discussion 0
Question # 6

D18912E1457D5D1DDCBD40AB3BF70D5D

Question # 6

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

Discussion 0
Question # 7

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.

Discussion 0
Question # 8

An external Jabber device cannot register. While troubleshooting this issue, the engineer discovers that privately signed certificates are being used on Expressway-C and Expressway-E What action will resolve this issue?

Options:

A.  

The private CA certificate must be placed in the phone trust store.

B.  

The Jabber client must register to the Cisco UCM internally before it will register externally.

C.  

The device running the Jabber client must use a VPN to register.

D.  

The device running the Jabber client must download and trust the private CA certificate.

Discussion 0
Question # 9

Refer to the exhibit.

Question # 9

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?

Options:

A.  

Traversal Zone

B.  

Any

C.  

Neighbor Zone

D.  

All

Discussion 0
Question # 10

How does an administrator configure an Expressway to make sure an external caller cannot reach a specific internal address?

Options:

A.  

add the specific URI in the firewall section of the Expressway and block it

B.  

block the call with a call policy rule in the Expressway-E

C.  

add a search rule route all calls to the Cisco UCM

D.  

configure FAC for the destination alias on the Expressway

Discussion 0
Question # 11

Refer to the exhibit.

Question # 11

Cisco Unified Communications Manager routes the call via the Webex Meetings route list and route group to the Video Mesh cluster Node#1 in the Video Mesh cluster is hosting the meeting and has reached full capacity, but other nodes in the cluster still have spare capacity.

What happens to the participant's call?

Options:

A.  

Another node in the cluster is used and an intra-cluster cascade between the two Video Mesh nodes is formed.

B.  

The call is queued.

C.  

The call fails.

D.  

Another node in the cluster is used and an intra-cluster cascade between Webex and the new Video Mesh node is formed.

Discussion 0
Question # 12

Refer to the exhibit.

Question # 12

What is the result of a transformation applied to alias 88514?

Options:

A.  

98851@ccnpcollab.com

B.  

88513@ccnpcollab com

C.  

88514@ccnpcollab.com

D.  

88515@ccnpcollab.com

Discussion 0
Question # 13

When determining why Mobile and Remote Access to Cisco TelePresence equipment does not work anymore for an organization. There are several administrators and configuration changes could have happened without anyone knowing. Internal communication seems to be working, but no external system can register or call anywhere. Gathering symptoms, you also discover that no internal systems can call out either.

What is TraversalZone missing that causes this issue?

Options:

A.  

link to the DefaultZone

B.  

pipe to the DefaultZone

C.  

SIP trunk to the DefaultZone

D.  

route pattern to the DefaultZone

Discussion 0
Question # 14

Which statement about scheduling Expressway backups is true?

Options:

A.  

It is not supported on the application.

B.  

It is allowed from the application CLI of the Expressway only.

C.  

It is allowed from the application CLI and GUI of the Expressway.

D.  

It is allowed from the application GUI of the Expressway only.

Discussion 0
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