300-820 Free Dumps (Part 2, Q41-Q80) of V13.02 Are Available for Your Verification: Pass Your 300-820 Exam with the Latest Materials

1. 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?

2. Refer to the exhibit.

Which inbound connection should an administrator configure on the outside firewall?

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

4. 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?

5. Refer to the exhibit.

Which two outbound connections should an administrator configure on the internal firewall? (Choose two.)

6. 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?

A)

B)

C)

D)

7. A call is sent by Cisco UCM to Expressway with a URI of [email protected].

If (7508`¦)@expc1a.pod8.test.lab.* is the pattern string, what would be the replacement string of the transform in Expressway to re-write the call so that it becomes [email protected]?

8. Refer to the exhibit.

Calls to locally registered endpoints are failing. At present, there are two endpoints registered locally to this Expressway. An H.323 endpoint with an alias of `EndpointA` is registered, and a SIP endpoint with an alias of `[email protected]` is also registered.

How is this issue resolved?

9. 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?

10. Which two considerations must be made when using Expressway media traversal? (Choose two.)

11. Jabber cannot log in via Mobile and Remote Access.

You inspect Expressway-C logs and see this error message:

XCP_JABBERD Detail="Unable to connect to host '%IP%', port 7400:(111) Connection refused"

Which is the cause of this issue?

12. Which configuration is required when implementing Mobile and Remote Access on Cisco Expressway?

13. What it is the purpose of using ICE for Mobile and Remote Access endpoints in the Cisco Collaboration infrastructure?

14. 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?

15. 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?

16. Which two statements about Expressway media traversal are true? (Choose two.)

17. Which zone is required between Expressway-E and Expressway-C in Mobile and Remote Access deployments?

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

19. 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?

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

21. Which two statements about Mobile and Remote Access certificate are true? (Choose two.)

22. In a Mobile and Remote Access deployment, where must communications be encrypted with TLS?

23. 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?

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

25. 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?

26. Refer to the exhibit.

Logins and failing via mobile and remote access.

How is this resolved?

27. 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?

28. 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?

29. 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?

30. Which part of a hybrid cloud-based deployment with Cisco Webex Messenger Service is used for meeting capabilities?

31. Which step is required when configuring Cisco Webex Hybrid Message Service?

32. Which service is available in a cloud-based deployment using Cisco Webex Messenger?

33. Which statement about the Cisco Webex hybrid service is true?

34. Which two statements about Cisco Webex Video Mesh Nodes are true? (Choose two.)

35. Refer to the exhibit.

If the Webex Teams device cannot connect to Video Mesh Cluster-1 because it is busy, which media node does the Webex Teams device connect to next?

36. A Cisco Webex Hybrid Video Mesh Node can be installed in the DMZ and on the internal network.

Which statement is true?

37. Where are voice calls handled in a Cisco Jabber hybrid cloud-based deployment with Cisco Webex Platform Service?

38. 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?

39. An organization wants to enable a Cisco Webex connector to synchronize all employees automatically with Cisco Webex instead of using a manual list.

Where is the Webex Hybrid Directory Service configured?

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