[2023] Use Valid 300-820 Exam - Actual Exam Question & Answer

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Cisco 300-820 certification exam is designed for IT professionals who are interested in validating their skills and knowledge in implementing Cisco Collaboration Cloud and Edge Solutions. 300-820 exam is part of the Cisco Certified Specialist - Collaboration Cloud and Edge Implementation certification program, which is designed to help individuals become experts in deploying and maintaining Cisco collaboration solutions in the cloud and on-premises.

Cisco 300-820: Details

The Cisco 300-820 exam has the allocated duration of 90 minutes and is delivered in the English language only. To register for it, you need to create an account with Pearson VUE, the Cisco testing partner, and pay the fee of $300. To prepare for this certification exam, the applicants are recommended to enroll for the official training course, Implementing Cisco Collaboration Cloud and Edge Solutions (CLCEI), offered on the vendor’s webpage.

The successful completion of the Cisco 300-820 test leads to the Cisco Certified Specialist – Collaboration Cloud & Edge Implementation certification and satisfies the concentration exam requirement for the CCNP Collaboration certificate. To earn this professional-level option, the individuals are also required to pass the core test known as Implementing Cisco Collaboration Core Technologies (350-801 CLCOR). The CCNP Collaboration certification is valid for three years from the moment of its obtainment. After the expiration of this term, it must be renewed. The recertification process entails passing extra exams, completing Cisco educational activities, or a combination of both.

 

NEW QUESTION # 72
Refer to the exhibit.

An Expressway-C and Expressway-E are configured for B2B calling and the Expressway- E zone is set to TLS Verify Currently, calls do not reach the Expressway-C. The Traversal Client zone on the Expressway-C for B2B reports the information in the exhibit for the Peer 1 address.
Which action resolves this error?

• A. Add an intermediate certificate to the Expressway-C that is signed by a certificate authority.
• B. Configure the Expressway-C Traversal Client zone Peer 1 address with the fully qualified domain name of the Expressway-E.
• C. Configure the Expressway-C Traversal Client zone transport protocol with TCP.
• D. Add a server certificate to the Expressway-C that is signed by a certificate authority.

Answer: A

NEW QUESTION # 73
Refer to the exhibit. Mobile and remote access is being added to an existing B2B deployment and is failing.

When the administrator looks at the alarms on the Expressway-C, the snippets are shown. Which configuration action should the administrator take to fix this issue?

• A. The listening port on the Cisco UCM for the Expressway-C SIP trunk must be changed to something other than 5060 or 5061
• B. The listening port on the Expressway-C for SIP TCP must be changed to a value other than
  5060
• C. The listening port on the Expressway-C for SIP TLS must be changed to a value other than
  5061
• D. The listening port on the Cisco UCM for the Expressway-C SIP trunk is set to something other than 5060 or 5061. It must be set to 5060 for insecure and 5061 for secure SIP

Answer: A

Explanation:
https://www.ciscolive.com/c/dam/r/ciscolive/emea/docs/2018/pdf/BRKUCC-2801.pdf

NEW QUESTION # 74
Which media encryption mode can be configured on an Expressway zone?

• A. Triple Data Encryption Standard
• B. Advanced Encryption Standard
• C. IPsec
• D. force unencrypted

Answer: B

NEW QUESTION # 75
Refer to the exhibit. Which inbound connection should an administrator configure on the outside firewall?

• A. Media: UDP 36000 to 36011
• B. SIP: TCP 5061
• C. HTTPS (tunneled over SSH between C and E): TCP 2222
• D. XMPP: TCP 5222

Answer: D

Explanation:
SIP UDP: 5060
SIP TCP: 5060
SIP TLS: 5061
XMPP TCP: 5222
RTP/RTCP: 36000-59999
https://www.cisco.com/c/dam/en/us/td/docs/voice_ip_comm/expressway/config_guide/X12-
5/Cisco-Expressway-IP-Port-Usage-for-Firewall-Traversal-Deployment-Guide-X12-5.pdf

NEW QUESTION # 76
What should be considered when using the Cisco Webex hybrid service?

• A. Expressway Connector is required for an on-premises Exchange server.
• B. Hybrid Message service works only with Jabber cloud deployment.
• C. Directory Connector must be deployed for OBTP to work with on-premises video devices.
• D. Directory Connector is required for Azure AD.

Answer: A

Explanation:
https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cloudCollaboration/spark/hybridservices/c alendarservice/cmgt_b_deploy-spark-hybrid-calendar-service/cmgt_b_deploy-spark-hybrid- calendar-service_chapter_011.html

NEW QUESTION # 77
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?

• A. The Expressway-C is missing the FQDN of Cisco UCM in the Common Name of its certificate
• B. The Expressway-E does not have the FQDN of Cisco UCM listed as a SAN in 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 certificate includes the Expressway-C FQDN as a SAN entry

Answer: C

Explanation:
Note that if you use an IP address (not recommended), that address must be present in the Expressway-E server certificate.
https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/expressway/config_guide/X14-0-
1/mra/exwy_b_mra-deployment-guide-x1401/exwy_m_basic-configuration.html

NEW QUESTION # 78
An Expressway-E is configured using a single NIC with NAT.
How must the Expressway-C traversal client zone be configured to connect to the Expressway-E?

• A. The peer address must be the Expressway-E NAT address.
• B. TLS verify must be enabled.
• C. The peer address must be the Expressway-E LAN 1 IP address.
• D. The zone profile must be set to default.

Answer: A

NEW QUESTION # 79
An engineer reviews the configuration of a pair of Expressway servers for a company with the domain example.com. The company allows toll fraud calls to reach the Cisco UCM only when it expects externally registered devices to call internal 5-digit extensions. The search history shows that the fraudulent calls have a destination URI of 8 or more digits and several domains. What must the engineer configure to prevent all toll fraud calls from going past the Expressway-E to the internal network?

• A. CPL to block calls with a destination URI with 8 or more digits on the Expressway-E
• B. CPL that blocks calls with a destination domain other than example.com on the Expressway-C.
• C. search rules to only route calls with a destination domain of example.com on the Expressway-E
• D. search rules to only route calls with a destination URI of 5 to 8 digits long on the Expressway-E

Answer: A

NEW QUESTION # 80
Cisco media traversal technology has enabled a secure environment where internal video endpoints call and receive calls from external video endpoints. How does the Expressway-C and Expressway-E communicate?

• A. Expressway-E establishes an outgoing request to Expressway-C, enabling the Expressway-C in the DMZ to notify the internal Expressway-E of an incoming call from an external endpoint.
• B. Internal endpoints are registered to Expressway-E in the DMZ. Expressway-C, which is also in the DMZ, will receive and make calls on behalf of Expressway-E because they are in the same network.
• C. Expressway-C establishes an outgoing request to Expressway-E, enabling the Expressway-E in the DMZ to notify the internal Expressway-C of an incoming call from an external endpoint.
• D. Internal endpoints are registered to Expressway-C in the DMZ. Expressway-E, which is also in the DMZ, will receive and make calls on behalf of Expressway-C because they are in the same network.

Answer: C

NEW QUESTION # 81
A Jabber user is being prompted to trust the Expressway-E certificate when using Mobile and Remote Access.
The administrator has validated that the Expressway-E certificate is being trusted by the machine running the Jabber client.
What else can be done to solve this problem?

• A. Change the domain name.
• B. Include Cisco Unified Communications Manager registration domain in the Expressway-E certificate as a SAN.
• C. Create a new CSR with new information on the SAN field.
• D. Change the FQDN of the Expressway.

Answer: B

NEW QUESTION # 82
For a Mobile and Remote Access deployment, which server's certificate must include the Unified registration domain as a Subject Alternate Name?

• A. Expressway-C server certificate
• B. Cisco Unified Communications Manager server certificate
• C. Expressway-E server certificate
• D. Expressway-C and Expressway-E server certificate

Answer: C

NEW QUESTION # 83
Cisco Collaboration endpoints are exchanging encrypted signaling messages. What is one complication in implementing NAT ALG for voice and video devices?

• A. NAT ALG is not compatible with the H.323 signaling protocol.
• B. NAT ALG requires the use of NAT reflection, which may not be supported on all firewalls.
• C. NAT ALG introduces latency in the media path.
• D. The NAT ALG cannot inspect the contents of encrypted signaling messages.

Answer: D

NEW QUESTION # 84
A Cisco Webex Hybrid Video Mesh Node can be installed in the DMZ and on the internal network.
Which statement is true?

• A. Installing a Video Mesh Node in the DMZ requires you to open TCP and UDP port 4444 in your internal firewall for full clustering functionality.
• B. Installing a Video Mesh Node in the DMZ requires the external firewall to allow UDP traffic from ANY port to the address of the Video Mesh Nodes via port 5004.
• C. Webex Cloud supports either a DMZ-based Mesh Node for security or an internal-based Mesh Node for media control only.
• D. Using internal Video Mesh Node also works due to Mobile and Remote Access setup for Webex Teams clients. A DMZ node is added for extra security.

Answer: B

Explanation:
Explanation
https://www.cisco.com/c/en/us/td/docs/solutions/CVD/Collaboration/hybrid/12x/hybcvd/hms.html

NEW QUESTION # 85
Refer to the exhibit.

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?

• A. The call is queued.
• B. The call fails.
• C. Another node in the cluster is used and an intra-cluster cascade between the two Video Mesh nodes is formed.
• D. Another node in the cluster is used and an intra-cluster cascade between Webex and the new Video Mesh node is formed.

Answer: D

NEW QUESTION # 86
An organization with a domain name of example.com.
Which two SRV records are valid for a SIP and H.323 communication? (Choose two.)

• A. _h323ls._udp.example com
• B. _sips._tcp.example.com
• C. _h323ls._tcp.example.com
• D. _collab-edge._tls.example.com
• E. _sips._udp.example.com

Answer: A,B

Explanation:
Explanation
https://www.cisco.com/c/dam/en/us/td/docs/voice_ip_comm/expressway/config_guide/X8-1/Cisco-Expressway-

NEW QUESTION # 87
Which commands disable SIP Inspection on the Cisco ASA FirePOWER firewall?

• A. hostname(config)#no inspect_sip
• B. hostname(config)#policy-map global_policy
  hostname(config-pmap)#class-map inspection default
  hostname(config-pmap)#no inspect_sip
• C. hostname#no inspect sip
• D. hostname(config)#policy-map global_policy
  hostname(config-pmap)#class-map inspection_default
  hostname(config-pmap)#no inspect sip

Answer: D

NEW QUESTION # 88
With QoS enabled, which two statements about the Cisco Webex Video Mesh Node signaling and media traffic are true? (Choose two.)

• A. From VMN to Webex cloud, the destination UDP port 9000 is used for video traffic.
• B. From VMN to Webex Teams clients, the source UDP port 5004 is used for video traffic.
• C. From Webex cloud to VMN, the source UDP port 9000 is used for audio traffic.
• D. From VMN to CUCM SIP endpoints, the source UDP ports from 52500 to 62999 is used for audio traffic.
• E. From VMN to video endpoints, the destination UDP port 5004 is used for audio traffic.

Answer: B,D

NEW QUESTION # 89
When deploying an Expressway Core and Expressway Edge cluster for mobile and remote access, which TLS verity subject name must be configured on the Expressway-E UC traversal zone?

• A. Expressway-C Cluster Name
• B. Cisco Unified Communications Manager Publisher FQDN
• C. Webex CUSP Cluster Name
• D. Expressway-E Cluster Name

Answer: D

NEW QUESTION # 90
Which entry in the public (external) DNS is valid to configure DNS SRV records for a Cisco Mobile and Remote Access solution?

• A. _cisco-mra._tls.<domain>
• B. _cisco-expwy._tls.<domain>
• C. _collab-edge._tls.<domain>
• D. _cisco-uds._tcp.<domain>

Answer: C

NEW QUESTION # 91
When external video endpoints are called via a DNS zone, which dialing method requires DNS to be configured in the Expressway server?

• A. URI dialing
• B. E.164
• C. IP dialing
• D. DN dialing

Answer: A

NEW QUESTION # 92
What is a requirement when configuring the Cisco Webex Hybrid Message account for accessing the API of the Cisco UCM IM and Presence Service?

• A. Use an application user not the main administrator account with the "Standard AXL API Access" role
• B. Add a new end-user with the "Standard AXL API Access" role
• C. Use the main administrator account if it includes the "Standard AXL API Access" role
• D. Use an application user with only the "Standard CTI Allow Control of All Devices" role

Answer: A

NEW QUESTION # 93
......

The Implementing Cisco Collaboration Cloud and Edge Solutions certification exam covers various topics including Cisco Webex Calling, Cisco Unified Communications Manager (UCM), Cisco Expressway, Cisco Webex Teams, and Cisco Meeting Server. It is a 90-minute exam that consists of 60-70 questions and is available in English and Japanese. 300-820 exam tests the candidate's ability to configure, implement, and troubleshoot Cisco collaboration cloud and edge solutions. Implementing Cisco Collaboration Cloud and Edge Solutions certification validates the candidate's expertise in implementing Cisco collaboration solutions, which can help them in advancing their career in the field of networking and collaboration.

 

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