300-815 Exam Details

  • Exam Code
    :300-815
  • Exam Name
    :Implementing Cisco Advanced Call Control and Mobility Services (CLACCM)
  • Certification
    :CCNP Collaboration
  • Vendor
    :Cisco
  • Total Questions
    :262 Q&As
  • Last Updated
    :May 27, 2026

Cisco 300-815 Online Questions & Answers

  • Question 141:

    A customer must advertise some numbers through GDPR on Call Manager. The Cisco UCM already is advertising some URIs to other clusters with GDPR, but the customer wants to ensure that specific numbers are advertised. Where under the Cisco UCM Admin page > Call Routing > Global Dial Plan Replication must that set of numbers be configured?

    A. Route Numbers
    B. Advertised Patterns
    C. Learned Numbers
    D. Route Patterns

  • Question 142:

    Refer to the exhibit.

    An engineer troubleshoots why a new SIP trunk does not come up on Cisco UCM. Which action resolves this issue?

    A. The device cube.abc.com must have the SIP stack turned up.
    B. The destination port must be set to 5061.
    C. The ACL that is configured on cube.abc.com must include the Cisco UCM IP address.
    D. The DNS server that Cisco UCM is pointing to needs an A Record added for cube.abc.com.

  • Question 143:

    Users report that calls to some locations do not work. The phone is calling, the recipient picks up, but it does not connect. These users are in the headquarters and registered to the company Cisco UCM with default values for calling (G.711). The problem locations are smaller remote locations with low bandwidth capacity, so the phones are configured with iLBC.

    Which command should be used to troubleshoot the issue?

    A. debug dsp all
    B. show dsp active
    C. show dspfarm dsp active
    D. debug voice dspfarm

  • Question 144:

    A company is using third-party phones on the internal network at a location behind a Cisco Unified Border Element. These phones seem to work with only two types of codecs, which are high-complexity codecs.

    Which configuration ensures that calls are completed with the correct and working media each time?

    A. Configure a codec preference list on the Cisco Unified Border Element with the voice class codec command, set the codec preference list codecs, and add it to the dial peer.
    B. Configure a codec priority list on the Cisco Unified Border Element with the voice class codec command, set the codec priority list codecs, and add it to the dial-peer voice.
    C. Configure a codec preference list on the Cisco Unified Border Element with the VoIP class codec command, set the codec preference list codecs, and add it to the dial peer.
    D. Configure a codec preference list on the Cisco Unified Border Element with the voice class codec command, set the codec priority list codecs, and add it to the VoIP peer.

  • Question 145:

    Refer to the exhibit.

    Calls incoming from the provider are not working through newly set up Cisco Unified Border Element. Provider engineers get the 404 Not Found SIP message. Incoming calls are coming from the provider with called number "222333444" and Cisco Unified Communications Manager is expecting the called number to be delivered as "444333222". The administrator already verified that the IP address of the Cisco Unified CM is set up correctly and there are no dial peers configured other than those shown in the exhibit. Which action must the administrator take to fix the issue?

    A. Change the destination-pattern on the outgoing dial peer to match "444333222".
    B. Set up translation-profile on the incoming dial peer to match incoming traffic.
    C. Create specific matching for "222333444" on the incoming dial peer.
    D. Fix the voice translation-rule to match specifically number "222333444" and change it to "444333222".

  • Question 146:

    Refer to the exhibit.

    An engineer deploys a Cisco Unified Border Element for SIP trunk interconnection to an ITSP The engineer performs test calls but there is no audio when the called party picks up the phone. What must the engineer do to resolve the issue?

    A. Disable SIP User Agent bind status (media).
    B. Decrease the SIP max-forwards value to 16.
    C. Disable SIP early-media for 180 responses with SDP
    D. Enable Check media source packets.

  • Question 147:

    A user reports when they press the services key they do not receive a user ID and password prompt to assign the phone extension. Which action resolves the issue?

    A. Create the default device profiles for all phone models that are used.
    B. Subscribe the phone to the Cisco Extension Mobility service.
    C. Create the end user and associate it to the device profile.
    D. Assign the extension as a mobile extension.

  • Question 148:

    An engineer set up and successfully tested a TEHO solution on the Cisco UCM. PSTN calls are routed correctly using the IP WAN as close to the final PSTN destination as possible. However, suddenly, calls start using the backup local gateway instead. What is causing the issue?

    A. WAN connectivity
    B. LAN connectivity
    C. route pattern
    D. route list and route group

  • Question 149:

    Refer to the exhibit.

    A Collaboration engineer is implementing call routing and must configure the Cisco Unified Border Element to register to multiple registrars using a SIP trunk listen port.

    Which code snippet completes the configuration?

    A. session transport tcp
    B. session transport tls
    C. dtmf-relay rtp-nte
    D. bind control source-interface GigabitEthernet0/0

  • Question 150:

    When an administrator troubleshoots H.323 call setup, which message gives an alert that the called party is being notified about the call?

    A. ALERTING
    B. PROCEEDING
    C. CONNECT
    D. RINGING

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