Download Implementing Cisco Collaboration Cloud and Edge Solutions.300-820.VCEplus.2020-06-11.60q.vcex

Vendor: Cisco
Exam Code: 300-820
Exam Name: Implementing Cisco Collaboration Cloud and Edge Solutions
Date: Jun 11, 2020
File Size: 2 MB
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Demo Questions

Question 1
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?
  1. Rich Media Session licenses are not activated on Expressway-E.
  2. Expressway-E is listening on the wrong IP interface.
  3. The destination port for Expressway-E is set to 7400 instead of 8443 on the Expressway-C.
  4. The XCP Service is not activated on Expressway-E.
Correct answer: B
Question 2
 
Refer to the exhibit. While troubleshooting Cisco Jabber login issues, there are some error messages.
Why is the Jabber client unable to sign in?
  1. down Cisco Unified Communications Manager server
  2. XMPP bind failures
  3. incorrect login credentials
  4. service discovery issues
Correct answer: B
Question 3
What it is the purpose of using ICE for Mobile and Remote Access endpoints in the Cisco Collaboration infrastructure?
  1. ICE controls the bandwidth usage for Cisco Collaboration endpoints if the endpoints are located outside the company network.
  2. ICE enables Cisco Collaboration endpoints to determine if there is direct connectivity between them.
  3. ICE uses FAST updates to optimize the video quality in case of packet loss. This technology is available only from Cisco Unified CM version 11.5 and later.
  4. ICE enablement allows for the Cisco Collaboration endpoint to register through Expressway servers to Cisco Unified Communications Manager behind a firewall. 
Correct answer: B
Question 4
A company already has a Cisco Unified Communications Manager for internal audio and video traffic, but it requires video communication with external partners and customers. It is important to ensure security for the deployment and the connectivity.
What must be set up to enable this requirement?
  1. Cisco Unified Border Element and Cisco ASA Firewall
  2. Cisco Unified Border Element and Cisco Firepower Firewall
  3. Cisco Expressway-C and Cisco Expressway-E
  4. Cisco Expressway-C and Cisco Unified Border Element
Correct answer: C
Question 5
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?
  1. Webex CUSP Cluster Name
  2. Expressway-E Cluster Name
  3. Cisco Unified Communications Manager Publisher FQDN
  4. Expressway-C Cluster Name
Correct answer: B
Question 6
When an Expressway-E is configured for static NAT, which Session Description Protocol attribute is modified to reflect the NAT address?
  1. SDP b-line
  2. SIP record route
  3. SDP c-line
  4. SDP m-line
Correct answer: C
Question 7
 
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?
  1. Ensure that the peer address does not match the Common Name on certificate.
  2. Ensure that the _cisco-uds SRV record has been configured.
  3. Ensure that the credential has been entered correctly.
  4. Ensure that the SIP domains are added on Expressway Core.
Correct answer: C
Question 8
Which two statements about Expressway media traversal are true? (Choose two.)
  1. Expressway Control is the traversal server installed in the DMZ.
  2. The Expressway Edge must be put in a firewall DMZ segment.
  3. Cisco Unified Communications Manager zone can be either traversal server or client.
  4. The Unified Communications traversal zone can be used for Mobile and Remote Access.
  5. Both Expressway Edge interfaces can be NATed.
Correct answer: BD
Question 9
Which zone is required between Expressway-E and Expressway-C in Mobile and Remote Access deployments?
  1. Unified Communications traversal zone 
  2. neighbor zone
  3. DNS zone
  4. traversal zone
Correct answer: A
Question 10
 
Refer to the exhibit. What is the result of a transformation applied to alias 88514?
  2. 88513@ccnpcollab com 
Correct answer: A
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