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 51:

    When a database replication issue is suspected, which three tools can be used to check the database replication status? (Choose three.)

    A. Cisco Unified Communications Manager RTMT tool
    B. Cisco Unified Communications Manager Serviceability interface
    C. Cisco Unified Reporting
    D. Cisco Unified Communications Manager CLI interface
    E. Cisco IP Phone Device Stats from the Settings button
    F. Cisco Unified OS Administration interface

  • Question 52:

    Which command is used to check if an MGCP gateway is currently registered with Cisco CallManager?

    A. Router# show ccm-manager gateway
    B. Router# show mgcp ccm-manager
    C. Router# show ccm-manager
    D. Router# show ccm manager

  • Question 53:

    Users on your network report fast busy signals when they attempt to place calls. While troubleshooting, you verify that the codecs are configured correctly and determine that the network carries up to 200 concurrent calls at different times of the day. Which two actions correct the problem? (Choose two)

    A. Add more Cisco Unified Communications Managers to the cluster.
    B. Add more DSPs to the NM-HD
    C. Increase the number of sessions to the maximum allowed by system resources.
    D. Implement an SRST-CMF gateway to improve resource allocation.
    E. Add a Cisco Catalyst switch to the environment to increase port density
    F. Bind the network PRIs to add additional bandwidth

  • Question 54:

    A user reports that video quality is good when video is available, but there are constant interruptions to video. Which possible cause of this issue is true?

    A. The bandwidth is too high
    B. A satellite connection joins the meeting
    C. The codec experiences packet loss
    D. The multiplexor negotiation timeout occurs

  • Question 55:

    When troubleshooting a "disconnect code 65" on Cisco Unified Border Element, which option is the likely cause in the configuration?

    A. missing dial-peer
    B. codec mismatch
    C. dtmf-relay misconfiguration
    D. no IP address trust list

  • Question 56:

    A user is dialing an external PSTN number with a prefix of 01 from a Cisco TelePresence SX10 Quick Set in a Cisco VCS environment. In the past, the Cisco VCS and the ISDN gateway were correctly configured with a prefix of 01, but the calls are now failing. What are three possible causes? (Choose three.)

    A. The Cisco VCS Control is down.
    B. The interworking setting is turned off.
    C. The audio feature in the Cisco TelePresence SX10 is turned off.
    D. The SIP trunk is not configured on the gateway.
    E. 01 is not a valid prefix.
    F. ISDN is not enabled on the Cisco TelePresence SX10.
    G. The Cisco TelePresence SX10 is not registered to the Cisco VCS Control.
    H. The Cisco TelePresence SX10 is not registered to the Cisco Express C.

  • Question 57:

    In Cisco Unified Communications Manager (CUCM), the primary Service Advertisement Framework (SAF) forwarder is deleted from the database. If there were total of three SAF forwarders configured, which two will happen next? (Choose two.)

    A. The backup SAF forwarder will automatically become the primary SAF forwarder.
    B. The third SAF forwarder will become the primary SAF forwarder.
    C. The third SAF forwarder will become the backup SAF forwarder.
    D. You need to desinate the backup SAF forwarder as the primary SAF forwarder.
    E. Through an election, the backup and the third SAF forwarder will be designated as primary SAF forwarder.
    F. CUCM will wait for the primary SAF forwarder to come alive.

  • Question 58:

    A network administrator for the ACME Corporation is adding a new remote site to the existing network infrastructure. DHCP is already provisioned for this site. When the administrator connects the Cisco IP phone to the network, the phone keeps displaying the word "Registering". The administrator is able to ping the phones IP address from a laptop. Which three actions should the administrator take to troubleshoot the problem? (Choose three)

    A. Check DHCP option 67
    B. If a laptop is connected to the PC port, check whether the network driver on the PC is up to date.
    C. Check the NTP configuration on the phone.
    D. Check the DHCP option 150.
    E. Check network connectivity between the phone and TFTP server.
    F. Check network connectivity between the phone and CUCM and CUCM Express servers.

  • Question 59:

    A user of Cisco Jabber for Windows reports that SIP calls to C series and MX series endpoints registered to Cisco Expressway are dropping after exactly 15 minutes. Which action can resolve the issue?

    A. Change the SIP Session Expires Timer to 1800.
    B. Increase the bandwidth between Cisco Unified Communications Manager and the Expressway.
    C. Change the SIP UDP/IX filter mode to on at the Expressway advanced zone settings.
    D. Upgrade the Expressway series to support continuous calls.

  • Question 60:

    Before a SAF client begins to forward, publish, subscribe, and update service data, with which option must it establish a relationship?

    A. SAF service identifier
    B. SAF domains
    C. SAF forwarder
    D. SAF Cisco Unified Communications Manager

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