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Cisco 300-820 Online Practice Questions and Exam Preparation

300-820 Exam Details

  • Exam Code
    :300-820
  • Exam Name
    :Implementing Cisco Collaboration Cloud and Edge Solutions (CLCEI)
  • Certification
    :CCNP Collaboration
  • Vendor
    :Cisco
  • Total Questions
    :210 Q&As
  • Last Updated
    :May 30, 2026

Cisco 300-820 Online Questions & Answers

  • Question 71:

    A new set of Expressway-C and Expressway-E is deployed and was configured for Mobile and Remote Access with basic settings.

    How must the engineer edit the inbound allow list rule?

    A. Go to Configuration > Unified Communications > HTTP allow list > Editable inbound rules to view.
    B. Go to Configuration > MRA > HTTP allow rules > Editable inbound rules to view, create, modify, or delete HTTP allow list rules.
    C. Go to Configuration > MRA > Editable Inbound rules to view, create, modify, or delete HTTP allow list rules.
    D. Go to Configuration > Unified Communications > MRA > HTTP allow list > Editable inbound rules to view, create, modify, or delete HTTP allow list rules.

  • Question 72:

    Refer to the exhibit.

    The web server is set up to store contact photos and the Cisco Jabber- config.xml file is updated for all clients.

    After these changes, Jabber for Windows users cannot view the contact photos when they are connected via Mobile and Remote Access.

    Which action resolves the issue?

    A. Update the "PhotoUriWithToken' entry to "Https".
    B. Update the contact photos to "png".
    C. Add the web-server address within the HTTP server allow list on the Expressway-C.
    D. Add the web-server address within the HTTP server allow list on the Expressway-E.

  • Question 73:

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

    A. ICE controls the bandwidth usage for Cisco Collaboration endpoints if the endpoints are located outside the company network.
    B. ICE enables Cisco Collaboration endpoints to determine if there is direct connectivity between them.
    C. 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.
    D. ICE enablement allows for the Cisco Collaboration endpoint to register through Expressway servers to Cisco Unified Communications Manager behind a firewall.

  • Question 74:

    Refer to the exhibit.

    When configuring a search rule that routes calls to a zone, what occurs when 13358 is dialed?

    A. 13358 is replaced by 135, and then is sent to the local zone.
    B. 13358 is replaced by 135 and remains in the same zone.
    C. 13358 is replaced by 135, and then is sent to the traversal zone.
    D. 13358 is sent directly to the traversal zone.

  • Question 75:

    An external Jabber device cannot register. While troubleshooting this issue, the engineer discovers that privately signed certificates are being used on Expressway-C and Expressway-E What action will resolve this issue?

    A. The private CA certificate must be placed in the phone trust store.
    B. The Jabber client must register to the Cisco UCM internally before it will register externally.
    C. The device running the Jabber client must use a VPN to register.
    D. The device running the Jabber client must download and trust the private CA certificate.

  • Question 76:

    An engineer noticed that internal participants using Full HD endpoints are joining meetings hosted in the Video Mesh node. The quality of the calls is 720p.

    What must the engineer configure to support 1080p quality?

    A. Set the "Enhanced Layout Experience" within the Video Mesh settings in Cisco Webex Control Hub to 1080P HD video.
    B. Set the "Received Video Resolution" on the Video Mesh node to maximum.
    C. Turn on the "Enable 1080P HD video for all participants hosted on on-premises Video Mesh nodes" setting in the Cisco Webex Control Hub.
    D. Turn on the "Highest Detail, Best Motion: 1080P" setting in the Cisco Webex Control Hub.

  • Question 77:

    An organization with a domain name of example.com.

    Which two SRV records are valid for a SIP and H.323 communication? (Choose two.)

    A. _sips._tcp.example.com
    B. _sips._udp.example.com
    C. _h323ls._udp.example com
    D. _h323ls._tcp.example.com
    E. _collab-edge._tls.example.com

  • Question 78:

    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

  • Question 79:

    In Cisco Expressway, which information from an incoming search request does the pre- search transform configuration allow to be modified?

    A. calling party
    B. called address
    C. Source IP address
    D. CUD

  • Question 80:

    An administrator configures a secure SIP trunk in Cisco UCM to Expressway-C. The SIP trunk fails to become active, and an examination of a packet capture finds that the TLS handshake failed with a "certificate Unknown" error from Cisco UCM. To allow the Cisco UCM to trust the Expressway-C and establish a TLS connection, the administrator will upload the Expressway server certificate to the trust store. To which trust store must the certificate be uploaded?

    A. tomcat-trust
    B. CallManager-trust
    C. TVS-trust
    D. ipsec-trust

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