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Cisco 300-080 Online Practice Questions and Exam Preparation

300-080 Exam Details

  • Exam Code
    :300-080
  • Exam Name
    :Troubleshooting Cisco IP Telephony and Video
  • Certification
    :Cisco Certifications
  • Vendor
    :Cisco
  • Total Questions
    :380 Q&As
  • Last Updated
    :Dec 08, 2021

Cisco 300-080 Online Questions & Answers

  • Question 31:

    Endpoints are configured for both H.323 and SIP using the same URI and Cisco VCS settings, but the endpoints register only as H.323 endpoints. What is causing this issue?

    A. A firewall is blocking all traffic from the endpoints to the Cisco VCS.
    B. The Cisco VCS has no SIP domains configured.
    C. The Cisco VCS is blocking the endpoints because of duplicate ID entries.
    D. The endpoints do not have the SIP option key installed.
    E. SIP does not work, because SIP is used for Cisco Unified Communications Manager registration only.

  • Question 32:

    You have configured a new MGCP gateway on your Cisco Unified Communications Manager servers but the endpoints are shown with status "None". What are two possible solutions for this registration issue? (Choose two)

    A. Configure the voice-VLAN interface of the MGCP gateway with mgcp-gateway voip interface command to set the source IP address of the MGCP packets correctly.
    B. Ensure that you have configured the mgcp call-agent command with the Cisco Unified Communications Manager server address or hostname.
    C. Enable the endpoint voice interface for backhauling in interface configuration mode with the isdn bind-l3 ccm-manager command
    D. Ensure that you have configured the ccm-manager call-agent command with the correct Cisco Unified Communications Manager server address or hostname.
    E. Activate the MGCP Feature service on all call-processing servers in the cluster.

  • Question 33:

    After a Cisco Unified Communications Manager system is installed, users report problems when more than four users attempt to join a Meet-Me conference. Which parameter should you increase?

    A. Maximum Ad Hoc Conference, Call Manager Service Parameter
    B. Maximum Ad Hoc Conference, Enterprise Parameters Configuration
    C. Maximum Meet-Me Conference, Call Manager Service Parameter
    D. Maximum Meet-Me Conference, Enterprise Parameters Configuration

  • Question 34:

    When a remote endpoint dials in to join a conference that is configured on a Cisco TelePresence Server bridge, the endpoint receives only audio.

    Other users can successfully join the call with Voice and Video.

    What is causing this issue?

    A. The endpoint does not have the multisite option installed.
    B. The endpoint does not have the partition of the bridge in its CSS.
    C. The bridge is out of all licenses.
    D. The endpoint is assigned a region without enough configured bandwidth for video.
    E. The bridge is not able to host video calls.

  • Question 35:

    A user takes an IP phone from one office to another and just called you to inform that phone does not work in the new location. Which three things should you check to resolve the issue? (Choose Three)

    A. Make sure that the device mobility information contains the correct IP subnet information.
    B. Make sure that physical locations are properly assigned under device pools.
    C. Recreate the phone under a new cluster.
    D. Make sure that the device pool is assigned to a device mobility group.
    E. Reconfigure the remote destination profile.
    F. Check whether the phone is registered under a different MAC address.
    G. Check the local DHCP information for possible clues.

  • Question 36:

    Jabber for Windows or MAC Soft Client fails to register with Cisco Unified Communications Manager. This excerpt is seen in the client logs: Warning- Registration period received (120) minus confgured timer_register_delta (120) is less than 20 seconds.

    Which configuration item needs to be adjusted to correct this condition?

    A. UCM Device Assigned SIP Profile "2XX Expiry Timer"
    B. UCM Service Parameter "Station KeepAlive Interval"
    C. UCM Device Assigned SIP Profile "Timer Register Delta"
    D. "KeepAlive_Timer" parameter in jabber-config.xml file

  • Question 37:

    Which two issues can prevent an IP Phone from receiving an IP address via DHCP? (Choose two.)

    A. The DHCP server is not on the same VLAN as the phone.
    B. The DHCP scope's leases are exhausted.
    C. DHCP Option 150 is incorrect.
    D. The TFTP server is not reachable.
    E. The DHCP scope is not defined for the subnet of the phone.

  • Question 38:

    An engineer created an inter site link in cisco unity connection by using the Cisco Unity Connection Site by manually exchanging configuration files option. The error appears "Hostname entered does not match that on the remote site certificate". What is the one cause of the issue?

    A. The inter site location is a member of the same cisco unity connection site
    B. The FQDN does not match the remote site gateway configuration file.
    C. The FQDN does not match the server name on the remote site gateway web SSL certificate.
    D. A partition is missing from search spaces on the Cisco Unity Connection location.
    E. DNS is not configured on the Cisco Unity Connection site gateway.

  • Question 39:

    Which two statements indicate something that can cause an IP phone to fail roaming when device mobility has been configured? (Choose two.)

    A. Device Mobility Mode is set to Off in the Cisco Unified Communications Manager service parameters while the device mobility configuration on the phone is set to default.
    B. No device mobility groups have been configured.
    C. No locations have been configured and assigned to the device pools.
    D. No physical locations have been configured and assigned to the device pools.
    E. No device mobility-related information settings were configured under the device pools.

  • Question 40:

    In a SAF deployment, the registration status looks correct and the learned patterns appear reachable, but calls are not routed. What is causing this issue?

    A. network connection failure between the SAF Forwarder and Cisco Unified Communications Manager
    B. network connection failure between the primary and backup SAF Forwarders
    C. TCP connection failure with the primary SAF Forwarder
    D. TCP connection failure with the backup SAF Forwarder

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