Cisco 300-820 CLCEI Exam Practice Test Instant Access

Question 1

Which complication does a NAT introduce in SDP for a SIP call?

AAdditional headers due to NAT encapsulation can cause the packet size to exceed the MTU.

BWhen the client is behind a NAT they may be unable to determine the appropriate offset due to time zones.

CThe IP address specified in the connection data field may be an unrouteable internal address.

DThe encryption keys advertised in the SDP are only valid for clients not behind a NAT.

Answer : D

Question 2

When a Cisco Webex Video Mesh Node is configured for an organization, which process does the Webex Teams client use to discover the optimal bridging resource?

Athe lowest STUN round-trip delay to each node and cloud

Ba reachable Video Mesh Node and then overflows to the cloud, if needed

Cthe SIP delay header during call setup

Dan HTTPS speed and latency test to each node and the cloud

Answer : B

Question 3

Which two types of information does Cisco Expressway back up? (Choose two.)

Acall records

Blog files

CIP addresses

Dcurrent call states

Esecurity certificates

Answer : D, E

Question 4

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

ARTP

BTLS

CSNMP

DICE

Answer : D

Question 5

Refer to the exhibit.

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?

AThe search rule must be changed to continue on match

BThe existing zone using ID 7 must be deleted

CMore bandwidth must be added to the appropriate pipes

DThe underlying DNS issue must be resolved

Answer : A

Question 6

A MRA deployment is being configured where one of the requirements is for registered Jabber users to pull directory photos from an internal server. What should be configured on the Expressway-C so that MRA registered clients reach this server?

AA search rule must be created to route the requests to Cisco UCM.

BThe directory photo server must be added to the HTTP allow list.

CA neighbor zone must be created to the directory photo server.

DThe directory photo server FQDN must be added to the Expressway-C certificate.

Answer : B

Question 7

Refer to the exhibit.

The firewall has been configured from NAT 192.168.108.2 to 100.64.0.1. Which configuration changes are needed for an Expressway-E with dual network interfaces?

AOption A

BOption B

COption C

DOption D

Answer : D

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