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NEW QUESTION 1
Refer to the exhibit.
300-080 dumps exhibit
Inbound calls via a SIP trunk to the Cisco IP phones that are registered on Cisco Unified Communications Manager are failing. Based on the Cisco CallManager service trace, which action should you take to fix the issue?

  • A. Add xyz.com in the Organization Top Level Domain field on Cisco Unified Communications Manager.
  • B. Set the Incoming Transport Type to TLS on the SIP trunk security profile that is assigned to the SIP trunk.
  • C. Check whether the calling search space for incoming calls on the SIP trunk has access to the partition ofthe Cisco IP phone that is being called.
  • D. Add vcs.abc.org in the Organization Top Level Domain field on Cisco Unified Communications Manager.

Answer: C

NEW QUESTION 2
An administrator decides to factory reset a Cisco TelePresence System EX90 after the log analysis failed to provide the reason for an intermittent one-way audio issue.
What can the Administrator expect after the reset is performed?

  • A. The release keys and option keys are deleted.
  • B. The release keys and option keys are preserved.
  • C. The system needs to be manually powered up after the factory reset.
  • D. The call logs are preserved.

Answer: C

NEW QUESTION 3
You recently configured a system for B2B SIP URI calls, and users confirmed that they could make calls. You are receiving multiple reports that inbound calls are failing and that users are not receiving calls to their URI. You confirm that all zones between expressways are active, and the trunk between Cisco Unified Communications Manager and Cisco VCS Expressway is active. You also see that the inbound call is sent from Cisco VCS Expressway C to Cisco Unified Communications Manager. Why are the calls failing?

  • A. The Cisco Unified Communications Manager FQDN was not set.
  • B. The cluster FQDN was not set in Enterprise Parameters.
  • C. The certificate is not valid.
  • D. The cluster FQDN was not set in Service Parameters.
  • E. The FQDN was not registered in DNS.

Answer: B

NEW QUESTION 4
For which two reasons does music on holDFail to play? (Choose two.)

  • A. The DRAM is corrupted on the Cisco IOS router.
  • B. Unicast music on hold is configured and the IP addressing mode is set to IPv4 Only.
  • C. A SIP trunk is configured between the phone and the music on hold server.
  • D. iPv4 addressing is in use.
  • E. Multicast music on hold is configured and the IP addressing mode is set to IPv6 Only.
  • F. Analog lines are terminated into the voice gateway.

Answer: EF

NEW QUESTION 5
An engineer is configuring Cisco Unified Communications Manager (CUCM) Version 10.0. The office manager of a remote office sends a request to set up a new phone that contains the MAC address of the phone (0AFC00021AB2) and the extension (2324). The engineer manually creates a new Cisco Unified IP Phone 7942 in CUCM, but the phone displays "Registration Rejected" when the user plugs the phone into the LAN. What should be done to fix this issue if autoregistration is already enabled in CUCM?

  • A. Ensure that the phone extension is not already used on another set.
  • B. Check the MAC address to make sure that it matches and that there are no extra Characters in the MAC address field.
  • C. Check the Enterprise License Manager to ensure that the system is not out of licenses.
  • D. Verify that the phone model being connected is the same type that is configured in CUCM.

Answer: D

NEW QUESTION 6
Which two Cisco Unified Communications Manager operations will test reverse DNS lookup? (Choose two.)

  • A. Installation
  • B. Reboot
  • C. Upgrade
  • D. Switch version
  • E. Changing IP address or hostname

Answer: AE

NEW QUESTION 7
An engineer is investigating voice quality degradation on calls passing through a particular SIP gateway. To gather the necessary information, sample traffic captures are taken. Which information in the capture reveals the problem?

  • A. destination port
  • B. version
  • C. ToS bits
  • D. MTU

Answer: B

Explanation:
Reference:
https://community.cisco.com/t5/collaboration-voice-and-video/how-to-troubleshoot-voice-qualityissues-
in-a-ucm-environment/ta-p/3121613

NEW QUESTION 8
Refer to topology and Exhibits below:
300-080 dumps exhibit
300-080 dumps exhibit
300-080 dumps exhibit
300-080 dumps exhibit
After making AChange 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.

Answer: A

NEW QUESTION 9
A remote office uses a VPN with the HQ office to register its phones for centralized management. The office has a local SIP gateway with PRI for calling and to support SRST On the Cisco Unified Communications Manager, a device pool is created For this site with media resources that are local to Cisco Unified Communications Manager A SIP trunk that requires an MTP connects to the gateway Users report voice quality issues when making and receiving calls.
How do you resolve this issue?

  • A. Restart the phones at the remote office
  • B. Restart the voice gateway and switch
  • C. Enable QoS on the remote office
  • D. Assign an MTP that is local the remote office lo the device pool that is used by the phones.

Answer: C

NEW QUESTION 10
During a Conference that is hosted on a Cisco TelePresence Server, which three circumstances determine that some participants do not have video, but they do have audio? (Choose three.)

  • A. The participants have no video component.
  • B. No free screen licensing ports are available.
  • C. No video ports are available in a slave Cisco TelePresence Server configuration.
  • D. The maximum number of participants is exceeded.
  • E. In all Cisco TelePresence deployments, some participants are connected only via audio.
  • F. No video ports are available in a single Cisco TelePresence Server configuration.

Answer: BCF

NEW QUESTION 11
When users in headquarters call branch office users over the WAN link, branch users report poor audio quality. Headquarters users consistently experience acceptable audio quality. Which troubleshooting approach most directly improves the audio quality of the branch users?

  • A. Make the branch router configuration for LLQ match the headquarters router.
  • B. Make the headquarters router configuration for LLQ match the branch router.
  • C. Make the branch router configuration for CBWFQ match the headquarters router.
  • D. Make the headquarters router configuration for CBWFQ match the branch router.

Answer: B

NEW QUESTION 12
After you install the Cisco Jabber client, it fails to register with the Cisco Unified Communications Manager server. Which two actions can you take to troubleshoot the problem? (Choose two.)

  • A. Verify that the DNS SRV record is correctly configured.
  • B. Verify that the LMHOST file is installed on the PC.
  • C. Verify that the corporate firewall allows connections to anDFrom the Jabber client.
  • D. Reboot the Cisco Unified Border Element Gateway.
  • E. Verify Layer 3 connectivity on the gateway.

Answer: AC

NEW QUESTION 13
An engineer is troubleshooting an issue where aliases that contain an identity “@abc.com” are unable to
register with an endpoint due to an entry in the registration restriction configuration in Expressway-E. Where is the alias being blocked in Expressway-E?

  • A. regex list
  • B. hunt list
  • C. black list
  • D. allow list

Answer: C

NEW QUESTION 14
Cisco Unified Mobile Connect has been enabled, but users are not able to switch an in-progress call from their mobile phone to their desk phone. You find out that the Resume softkey option does not appear on the desk phone after users hang up the call on their mobile phone. What do you do to resolve this issue?

  • A. Issue the progress_ind progress disable command in the gateway.
  • B. Issue the voice call disc-pi-off command in the gateway.
  • C. Enable mobile connect on the user profile.
  • D. Assign Resume softkey on the desk phone.

Answer: B

NEW QUESTION 15
Which CLI command monitors ILS replication progress?

  • A. utils ils findxnode
  • B. utils ils show peer info
  • C. utils ils showpeerinfo
  • D. utils ils lookup

Answer: C

NEW QUESTION 16
What is the default hold time for two peering SAF Forwarders that are connected on a LAN?

  • A. 240 seconds
  • B. 15 seconds
  • C. 60 seconds
  • D. 45 seconds
  • E. 120 seconds

Answer: B

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