Cisco CCNP Collaboration 300-820 Questions & Answers

• Question 131:

  A MRA deployment is being configured where one of the requirements is for registered Jabber users to pull directory photos from an internal server. What should be configured on the Expressway-C so that MRA registered clients reach this server?

  A. A search rule must be created to route the requests to Cisco UCM.

  B. The directory photo server must be added to the HTTP allow list.

  C. A neighbor zone must be created to the directory photo server.

  D. The directory photo server FQDN must be added to the Expressway-C certificate.

  Correct Answer: B

  Reference: https://www.cisco.com/c/en/us/support/docs/unified-communications/expressway/118798-technote-cucm-00.html#anc29

• Question 132:

  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 IMandP

  C. Cisco Expressway-C, Cisco Expressway-E, and Cisco Unified Communications Manager

  D. Cisco Expressway-C, Cisco Expressway-E, and endpoints outside the enterprise

  Correct Answer: D

• Question 133:

  Which media encryption mode can be configured on an Expressway zone?

  A. Advanced Encryption Standard

  B. IPsec

  C. Triple Data Encryption Standard

  D. force unencrypted

  Correct Answer: D

• Question 134:

  An organization has a domain name of example.com. Which two SRV records are valid for a SIP and H 323 communication? (Choose two)

  A. _collab-edge._tls.example.com

  B. _sips_tcp.example.com

  C. _h323ls_tcp.example.com

  D. _h323ls._udp.example.com

  E. _sips._udp.example.com

  Correct Answer: BD

• Question 135:

  Refer to the exhibit.

  

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

  A. XMPP: TCP 7400

  B. SIP: TCP 7001

  C. SIP TCP 5061

  D. Media: UDP 36012 to 59999

  E. HTTPS: TCP 8443

  Correct Answer: AB

  The internal firewall must allow the following outbound connections from the Expressway-C to the Expressway-E: SIP: TCP 7001 Traversal media: UDP 2776 to 2777 (or 36000 to 36011 for large VM/appliance) XMPP: TCP 7400 HTTPS (tunneled over SSH between C and E): TCP 2222 Source: Official Cert Guide

  Reference: 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

• Question 136:

  Refer to the exhibit.

  

  In an environment SIP devices are registered to CUCM and H.323 devices to VCS. What would be required to enable these calls to setup correctly?

  A. Create a presearch transform.

  B. Change the domain of SIP endpoint A to cisco.com.

  C. Disable SIP in the external zone.

  D. Change the interworking mode to On.

  Correct Answer: D

• Question 137:

  Which commands disable SIP Inspection on the Cisco ASA FirePOWER firewall?

  A. hostname#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(config)#no inspect_sip

  D. hostname(config)#policy-map global_policy hostname(config-pmap)#class-map inspection_default hostname(config-pmap)#no inspect sip

  Correct Answer: D

• Question 138:

  Which dial plan settings can be used to set up different regulations according to the protocol (SIP or H.323) or the source of the query?

  A. presearch transforms

  B. search rules

  C. call policy

  D. policy services

  Correct Answer: B

• Question 139:

  When external video endpoints are called via a DNS zone, which dialing method requires DNS to be configured in the Expressway server?

  A. IP dialing

  B. URI dialing

  C. DN dialing

  D. E.164

  Correct Answer: B

• Question 140:

  A company has a single Expressway-E that exhibits high resource utilization. An engineer checks the logs and finds numerous fraudulent attempts from sip:[email protected]. Where must the engineer go to configure a call policy rule and block the desired URI?

  A. Call History Configuration > Call Policy > Rules

  B. Configuration > Call History > Policy > Rules

  C. Configuration > Call Policy > Rules

  D. Configuration > Policy > Inbound > Rules

  Correct Answer: C