Cisco CCNP Collaboration 300-820 Questions & Answers

• Question 101:

  The Cisco Webex Hybrid Message service is deployed geographically for separate Cisco Unified IM and Presence clusters. What must be configured in the Cisco Webex Control Hub to achieve this deployment?

  A. geo-locations

  B. distributed DNS

  C. verified domains

  D. resource groups

  Correct Answer: D

  Reference: https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cloudCollaboration/spark/hybridservices/messageservice/cmgt_b_spark-hybrid-message-deployment-guide/cmgt_b_spark-hybrid-messagedeployment-guide_chapter_00.html

• Question 102:

  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 in the dialog box

  C. any number between 1-128

  D. any number between 1-65534

  Correct Answer: D

  https://www.cisco.com/c/dam/en/us/td/docs/voice_ip_comm/expressway/admin_guide/Cisco-Expressway-Administrator-Guide-X8-6.pdf

• Question 103:

  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. Option A

  B. Option B

  C. Option C

  D. Option D

  Correct Answer: B

• Question 104:

  What is the Cisco-recommended key length in bits for a Cisco Expressway certificate?

  A. 1024

  B. 2048

  C. 4096

  D. 8192

  Correct Answer: C

• Question 105:

  Which mode should be used when Call Policy is configured on Expressways?

  A. extended CPL

  B. local CPL, policy service, and off

  C. on

  D. remote CPL

  Correct Answer: B

• Question 106:

  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.

  Correct Answer: AD

• Question 107:

  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

  Correct Answer: C

• Question 108:

  Refer to the exhibit.

  

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

  A. Media: UDP 36000 to 36011

  B. HTTPS (tunneled over SSH between C and E): TCP 2222

  C. SIP TCP 5061

  D. XMPP TCP 5222

  Correct Answer: D

  Based on following LINK and page 18(SIP Calls) + 29 (MRA Connections): 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

  SIP UDP: 5060 SIP TCP: 5060 SIP TLS: 5061 XMPP TCP: 5222 RTP/RTCP: 36000-59999

• Question 109:

  Which dial plan component is configured in Expressway-C to route a call to the Cisco UCM?

  A. call routing

  B. traversal subzone

  C. call policy

  D. search rule

  Correct Answer: D

  Reference: https://cmslab.ciscolive.com/pod8/cucm/expctrunk

• Question 110:

  Refer to the exhibit.

  

  Which description of the transformation is true?

  A. It converts [email protected]: to [email protected]

  B. It changes all patterns that begin with [email protected]: to [email protected]

  C. It changes [email protected]: to [email protected]

  D. It converts [email protected]: to [email protected]

  Correct Answer: A