Cisco 300-080 Online Practice Questions and Exam Preparation

Cisco 300-080 Online Questions & Answers

• Question 231:

  Refer to topology and Exhibits below: After making a change to a manually configured MGCP gateway, what step should you take to ensure that the gateway accepts the changes and be operational?

  

  

  A. Issue the commands no MGCP, then MGCP.
  B. Issue the commands no SCCP. then SCCP.
  C. Issue the commands Shut, then no shut
  D. Issue the commands no CCM. then CCM.
  A. Issue the commands no MGCP, then MGCP.

• Question 232:

  You are a network technician with many years' experience. Many users complain that they can hear echo when their calls go out an H.323 gateway. You have made some testing for the gateway and have changed the configuration. So the ERL level turns to be 6 dB. Furthermore, the echo-cancel coverage value is raised to 64 ms. Please choose the effect on the voice quality after this modification.

  A. Consonants will be chopped by the echo canceller.
  B. The increase in echo-cancel coverage will have no effect on voice quality.
  C. The ends of sentences will be chopped by the echo canceller.
  D. The echo canceller will take 2-3 seconds longer to converge at the beginning of the call.
  D. The echo canceller will take 2-3 seconds longer to converge at the beginning of the call.

• Question 233:

  Which two protocols are required for a Cisco 8800 series IP phone to successfully register with CUCM? (Choose two)

  A. CDP
  B. HTTP
  C. TFTP
  D. LLDP
  E. SIP
  F. DHCP
  G. SCCP
  C. TFTP
  E. SIP

• Question 234:

  Refer to the exhibit. Assume a centralized Cisco Unified Communications Manager topology. From the output of the show policy-map interface command, it can be seen that the voice traffic is experiencing drops. The router is configured for low latency queuing and is located at the central site. Which course of action would rectify this issue?

  

  A. Configure a higher rate bandwidth codec on all voice calls
  B. Configure Call Admission Control to limit the maximum calls that are sent to the priority queue.
  C. Place the signaling traffic in the priority queue.
  D. split some of the excess voice traffic into other queues K avoid oversubscription of the priority queue.
  B. Configure Call Admission Control to limit the maximum calls that are sent to the priority queue.

• Question 235:

  To achieve 720p (HD) quality at 30 frames per second on an endpoint that is running TC software, what is the minimum configured call rate?

  A. 512 kbps
  B. 1152 kbps
  C. 768 kbps
  D. 2560 kbps
  B. 1152 kbps

• Question 236:

  Refer to the exhibit. A new phone was installed and currently has issues registering with Cisco Unified Communications Manager.

  The phone received its IP address via DHCP, with options 3 and 150.

  Which two actions would enable the phone to download its configuration automatically? (Choose two.)

  

  A. Change the phone URL parameters to IP addresses.
  B. Provide DHCP option 6 to the phone via DHCP.
  C. Reboot the phone.
  D. Change the VLAN that the phone is assigned to.
  E. Manually assign the phone settings.
  F. Provide DHCP option 15 to the phone via DHCP.
  A. Change the phone URL parameters to IP addresses.
  B. Provide DHCP option 6 to the phone via DHCP.

• Question 237:

  You have just configured Cisco CallManager.

  A few users in your organization complain that when they log out, the phones are reset.

  You need to provide a solution to this problem.

  What should you do?

  A. Restart the TFTP service.
  B. Restart the Internet Information Service (IIS).
  C. Change the DNS address to IP address.
  D. Restart the Computer Telephony Integration (CTI).
  E. Reboot the phones.
  F. Edit the form.jsp file and make appropriate changes.
  C. Change the DNS address to IP address.

• Question 238:

  Which value is the default value that a SIP Phone will send a keep-alive to Cisco Unified Communications Manager and where do you modify the timers?

  A. Default value 115 s SIP Profile Enterprise Parameters
  B. Default value 30 s Service Parameters SIP Profile
  C. Default value 3600 s SIP Security Profile SIP Profile
  D. Default value 120 s Service Parameters SIP Profile
  D. Default value 120 s Service Parameters SIP Profile

• Question 239:

  On a VCS, which CLI command resolves the issue represented by this error message?

  "Cluster replication error: this peer's configuration conflicts with the master's configuration, manual synchronization of configuration is required"

  A. xcommand ForceConfigUpdate
  B. xCommand Edgessopurgetokens
  C. xCommand PolicyServiceDelete PolicyServiceid: 1
  D. xCommand FeedbackDeregiser ID: 1
  A. xcommand ForceConfigUpdate

• Question 240:

  Company XYZ just completed an upgrade of the Cisco Unified Communications Manager from version 9.x to version 10.5. Users report that they cannot log in to Extension Mobility after the upgrade. This error message is displayed "login is

  unavailable (23)".

  Which action can resolve the issue?

  A. Cisco Unified Communications Manager 10.5 does not include Extension Mobility.
  B. Enable the home cluster option for the affected users.
  C. Re-enable extension mobility for the affected users.
  D. Enable the remote cluster option for the affected users.
  D. Enable the remote cluster option for the affected users.