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Total 147 questions
Which DNS record and port combination must be resolved externally for Mobile and Remote Access to be used?
- 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
Answer : A
Which two statements about Mobile and Remote Access certificate are true? (Choose two.)
- A. Expressway Core can use private CA signed certificate.
- B. You must upload the root certificates in the phone trust store.
- C. Expressway must generate certificate signing request.
- D. Expressway Edge must use public CA signed certificate.
- E. The Jabber client can work with public or private CA signed certificate.
Answer : CD
In a Mobile and Remote Access deployment, where must communications be encrypted with TLS?
- A. Cisco Expressway-E and endpoints outside the enterprise
- B. Cisco Expressway-C, Cisco Unified Communications Manager, and IM&P
- C. Cisco Expressway-C, Cisco Expressway-E, and Cisco Unified Communications Manager
- D. Cisco Expressway-C, Cisco Expressway-E, and endpoints outside the enterprise
Answer : A
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. pipe to the DefaultZone
- C. SIP trunk to the DefaultZone
- D. route pattern to the DefaultZone
Answer : C
Which entry in the public (external) DNS is valid to configure DNS SRV records for a Cisco Mobile and Remote Access solution?
- A. _cisco-uds._tcp.<domain>
- B. _cisco-mra._tls.<domain>
- C. _collab-edge._tls.<domain>
- D. _cisco-expwy._tls.<domain>
Answer : A
Refer to the exhibit. An engineer is deploying mobile and remote access in an environment that already had functioning Business to Business calling. Mobile and remote access SIP registrations are failing. To troubleshoot, SIP logs were collected. How is this issue resolved?
- A. Change the SIP profile on the SIP trunk for the Expressway-E to Standard SIP Profile for TelePresence Endpoint
- B. Change the ג€Incoming Portג€ in the SIP Trunk Security Profile for the Expressway-C to not match SIP line registrations
- C. Enable autoregistration for the appropriate DN range on the Cisco UCM servers running the CallManager service
- D. Write a custom normalization script since the ג€vcs-interopג€ normalization script does not allow registrations
Answer : B
Refer to the exhibit. Logins and failing via mobile and remote access. How is this resolved?
- A. 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.
- 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. Although a traversal client zone exists, there is no Unified Communications traversal client zone. One must be created.
Answer : C
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 Expressway-C for SIP TCP must be changed to a value other than 5060
- B. The listening port on the Expressway-C for SIP TLS must be changed to a value other than 5061
- C. The listening port on the Cisco UCM for the Expressway-C SIP trunk must be changed to something other than 5060 or 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
Refer to the exhibit. The administrator attempted to log in, but Jabber clients cannot log in via mobile and remote access. How is this issue resolved?
- A. Skype for Business mode must be disabled on the DNS server because it conflicts with Jabber login requirements.
- B. The domain pod1.local must be deprovisioned from the Webex cloud for Jabber logins.
- C. A DNS SRV record must be created for _collab-edge._tls.pod1.local that points to the Expressway-E.
- D. The username [email protected] is invalid. The user should instead sign-in simply as jabberuser.
Answer : C
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-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
Answer : D
Which part of a hybrid cloud-based deployment with Cisco Webex Messenger Service is used for meeting capabilities?
- 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.
Answer : A
Which step is required when configuring Cisco Webex Hybrid Message Service?
- A. Register Expressway-C Connector Hosts to the Cisco Webex Cloud.
- B. Register Expressway-C to Cisco Unified Communications Manager.
- C. Add Expressway-C and Cisco United CM to the Cisco Webex Cloud.
- D. Add Cisco Unity Connection to Expressway-E.
Answer : A
Which service is available in a cloud-based deployment using Cisco Webex Messenger?
- A. Presence
- B. Phone services
- C. Voicemail
- D. Call forward services
Answer : A
Which statement about the Cisco Webex hybrid service is true?
- 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 AD.
- D. Directory Connector must be deployed for OBTP to work with on-premises video devices.
Answer : D
Which two statements about Cisco Webex Video Mesh Nodes are true? (Choose two.)
- 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.
Answer : BD
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