CCNP Collaboration 300-820 Dumps Full Questions with Free PDF Questions to Pass
100% Updated Cisco 300-820 Enterprise PDF Dumps
To prepare for the Cisco 300-820 certification exam, candidates can take advantage of various resources, such as online training courses, practice exams, and study guides. Cisco also offers a range of training and certification programs, including instructor-led training and hands-on labs, to help candidates gain the knowledge and skills they need to succeed in the exam.
NEW QUESTION # 87
Refer to the exhibit.
What is the result of a transformation applied to alias 88514?
- A. [email protected]
- B. 88513@ccnpcollab com
- C. [email protected]
- D. [email protected]
Answer: D
NEW QUESTION # 88
Refer to the exhibit. What is the result of a transformation applied to alias 88514?
- A. [email protected]
- B. 88513@ccnpcollab com
- C. [email protected]
- D. [email protected]
Answer: D
Explanation:
The answer should be [email protected], since the regex considers anything after digit 8 (excludes 1-7), leaves the rest intact, and replaces the domain. So in short terms, it simply adds the domain after the DN.
NEW QUESTION # 89
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. Include Cisco Unified Communications Manager registration domain in the Expressway-E certificate as a SAN.
- B. Create a new CSR with new information on the SAN field.
- C. Change the domain name.
- D. Change the FQDN of the Expressway.
Answer: A
NEW QUESTION # 90
Refer to the exhibit.
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?
- A. All
- B. Neighbor Zone
- C. Any
- D. Traversal Zone
Answer: A
NEW QUESTION # 91
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 # 92
Which media encryption mode can be configured on an Expressway zone?
- A. Triple Data Encryption Standard
- B. force unencrypted
- C. IPsec
- D. Advanced Encryption Standard
Answer: B
Explanation:
Available modes are "Force encrypted, Force unencrypted, Auto and Best Effort".
NEW QUESTION # 93
An engineer is deploying an Expressway solution for the SIP domain Cisco.com.
Which SRV record should be configured in the public DNS to support inbound B2B calls?
- A. _cisco-uds._tcp.cisco.com
- B. _sip._tcp.cisco.com
- C. _collab-edge._tls.cisco.com
- D. _cuplogin._tcp.cisco.com
Answer: B
Explanation:
SIP B2B - Cisco SRV Records for business-to-business
_sips._tcp.domain 5061 TLS
_sip._tcp.domain 5060 TCP
_sip._udp.domain 5060 UDP
NEW QUESTION # 94
Refer to the exhibit.
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?
- A. All
- B. Neighbor Zone
- C. Any
- D. Traversal Zone
Answer: A
NEW QUESTION # 95
A company is installing Cisco Collaboration infrastructure and one of the requirements is that they must be able to communicate with many external parties that are using H.323 and SIP. Internally they want to register the endpoints only on SIP.
Which functionality would describe the feature that needs to be enabled and where to achieve this?
- A. Transcoding in Expressway-C
- B. Transcoding in Cisco Unified Communications Manager
- C. Interworking in Expressway-C
- D. Interworking in Cisco Unified Communications Manager
Answer: C
Explanation:
Interworking - interworking is required on expressway series to interwork H.323 to SIP calls.
CUCM is SIP only and does not support H.323 calls. Inteworking for B2B calls is always done at expressway level.
NEW QUESTION # 96
In a Mobile and Remote Access deployment, where must communications be encrypted with TLS?
- A. Cisco Expressway-C, Cisco Expressway-E, and endpoints outside the enterprise
- B. Cisco Expressway-E and endpoints outside the enterprise
- C. Cisco Expressway-C, Cisco Unified Communications Manager, and IM&P
- D. Cisco Expressway-C, Cisco Expressway-E, and Cisco Unified Communications Manager
Answer: B
NEW QUESTION # 97
Refer to the exhibit.
What is the result of a transformation applied to alias 88514?
- A. [email protected]
- B. 88513@ccnpcollab com
- C. [email protected]
- D. [email protected]
Answer: D
NEW QUESTION # 98
A video device registered with Cisco UCM failed to make an outbound B2B call. From Expressway-C diagnostic logs, an engineer found that the destination pattern is
"[email protected]:5061", and the call was dropped with a 404 response code from Expressway-C. The search rule intended for this call-in Expressway-C is configured for Alias Pattern Match, Pattern type "Suffix," and Pattern "example.com". How must the configuration be changed to allow the call?
- A. Create a call policy rule on Expressway-E to allow calls to port 5061.
- B. Update the route pattern in Cisco UCM to send calls to "example.com" to the correct port.
- C. Update the call policy list in Expressway-C to allow calls to "example.com".
- D. Create a transform on Expressway-C to strip port numbers.
Answer: D
NEW QUESTION # 99
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. Webex Cloud supports either a DMZ-based Mesh Node for security or an internal-based Mesh Node for media control only.
- C. 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.
- 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: C
NEW QUESTION # 100
Refer to the exhibit. Logins and failing via mobile and remote access. How is this resolved?
- A. Although a traversal client zone exists, there is no Unified Communications traversal client zone. One must be created.
- B. SIP is disabled on the Expressway-E. The SIP protocol must be enabled on the server.
- C. No Cisco UCM servers are configured in the Expressway-C. Servers must be added for CallManager and IM and Presence services.
- D. Mobile and remote access login has not been enabled for the domain configured in the Expressway-C. The domain must be edited to allow Cisco UCM registrations.
Answer: A
Explanation:
If you look at the bottom of the diagram, it shows a CUCM server configured and also states at the very bottom that the UC traversal zone is not configured.
NEW QUESTION # 101
Which two statements about Mobile and Remote Access certificate are true? (Choose two.)
- A. Expressway must generate certificate signing request.
- B. Expressway Core can use private CA signed certificate.
- C. The Jabber client can work with public or private CA signed certificate.
- D. Expressway Edge must use public CA signed certificate.
- E. You must upload the root certificates in the phone trust store.
Answer: A,D
NEW QUESTION # 102
Refer to the exhibit.
Mobile Cisco Jabber cannot register with on-premises Cisco Unified Communications Manager using Mobile and Remote Access. Some logs were captured on Expressway Edge.
Which action corrects this problem?
- A. Ensure that the _cisco-uds SRV record has been configured.
- B. Ensure that the credential has been entered correctly.
- C. Ensure that the SIP domains are added on Expressway Core.
- D. Ensure that the peer address does not match the Common Name on certificate.
Answer: B
NEW QUESTION # 103
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._tcp.example.com
- B. _collab-edge._tls.example.com
- C. _sips._udp.example.com
- D. _h323ls._udp.example com
- E. _sips._tcp.example.com
Answer: D,E
Explanation:
The format of DNS SRV queries for sip (RFC 3263) and H.323 used by Expressway are:
_sips._tcp.<fully.qualified.domain>
_sip._tcp.<fully.qualified.domain>
_sip._udp.<fully.qualified.domain> - not recommended for video calls, only use for audio-only calls
_h323ls._udp.<fully.qualified.domain> - for UDP location (RAS) signaling, such as LRQ
_h323cs._tcp.<fully.qualified.domain> - for H.323 call signaling
The format of DNS SRV queries for sip (RFC 3263) and H.323 typically used by an endpoint are:
_sips._tcp.<fully.qualified.domain>
_sip._tcp.<fully.qualified.domain>
_sip._udp.<fully.qualified.domain> - not recommended for video calls, only use for audio-only calls
_h323ls._udp.<fully.qualified.domain> - for UDP location (RAS) signaling, such as LRQ
_h323cs._tcp.<fully.qualified.domain> - for H.323 call signaling
_h323rs._udp.<fully.qualified.domain> - for H.323 registrations
NEW QUESTION # 104
What is the purpose of a transform in the Expressway server?
- A. A transform changes an alias that matches certain criteria into another alias.
- B. A transform is used to route calls to a destination.
- C. A transform has the function as a neighbor zone in the Expressway. It creates a connection with another server.
- D. A transform changes the audio codec when the call goes through the Expressway.
Answer: A
NEW QUESTION # 105
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?
- A. link to the DefaultZone
- B. route pattern to the DefaultZone
- C. pipe to the DefaultZone
- D. SIP trunk to the DefaultZone
Answer: D
NEW QUESTION # 106
When configuring a Cisco Expressway solution and need to design the dial plan with various rules for URIs and numbers coming through the device. To do so, it is important that some dial plan rules are applied in a certain order. When configuring the transform section, you must know the range of the priorities.
Which range is correct?
- A. any number in the drop-down menu
- B. any number between 1-65534
- C. any number between 1-128
- D. any number in the dialog box
Answer: B
Explanation:
https://www.cisco.com/c/dam/en/us/td/docs/voice_ip_comm/expressway/admin_guide/Cisco- Expressway-Administrator-Guide-X8-6.pdf
NEW QUESTION # 107
Which statement about the Cisco Webex hybrid service is true?
- A. Hybrid Message service works only with Jabber cloud deployment.
- B. Directory Connector is required for Azure AD.
- C. Expressway Connector is required for an on-premises Exchange server.
- D. Directory Connector must be deployed for OBTP to work with on-premises video devices.
Answer: D
NEW QUESTION # 108
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: B
NEW QUESTION # 109
Which step is required when configuring cloud and hybrid deployments for Cisco Jabber?
- A. Add the Jabber user to Expressway-C.
- B. Add the Jabber user to Cisco Unity Connection.
- C. Add the Jabber user to Expressway-E.
- D. Add Jabber Users to the Cisco Webex Administration Tool.
Answer: D
NEW QUESTION # 110
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