Cisco 300-080 Dumps Questions 2021

NEW QUESTION 1
Some users report that they cannot dial out from headquarters on their Cisco IP Phones to PSTN users, but others can. Which troubleshooting approach is the most direct to isolate the source of the failure of the users that cannot dial out to the PSTN?

• A. Use DNA to analyze the dialing permissions of the Cisco IP Phones.
• B. Use DNA to generate actual calls to the PSTN.
• C. Use RTMT to analyze the dialing permissions of the Cisco IP Phones.
• D. Use RTMT to generate actual calls to the PSTN.

Answer: A

NEW QUESTION 2
What is a Common reason that an IP Phone cannot get its configuration from Cisco Unified Communications Manager after it obtains the correct IP address information?

• A. The DHCP scope is exhausted.
• B. The DHCP server is not reachable.
• C. The DHCP scope is on the wrong subnet.
• D. The DHCP scope has the incorrect Option 150 or 66 defined.

Answer: D

NEW QUESTION 3
An engineer configured Cisco Extension Mobility for a user. The user can log in to the profile but notices that the extension is not correct. Which component should the engineer check first to verify the user extension?

• A. UC Service
• B. Device Profile
• C. User Profile
• D. Phone Service
• E. SIP Profile

Answer: A

NEW QUESTION 4
When viewing the configuration of Intercluster Lookup Service, this command is used to look up the URl of a remote cluster user:
Admin:utils ils lookup user1@acme.com
Routing string is cucm1.cisco.com
Which configuration is required on Cisco Unified Communications Manager, in order to allow routing calls to the URl of this remote cluster user?

• A. SIP route pattern for domain*.acme.com
• B. SIP trunk with destination cucm1.cisco.com
• C. end user with directory URl user1@acme.com
• D. SIP route pattern for domain*cisco.com

Answer: A

NEW QUESTION 5
Refer to the exhibit.

Which dial peer is matched on the incoming leg (POTS/ISDN)?

• A. dial-peer voice 4 pots
• B. dial-peer voice 3 pots
• C. dial-peer voice 2 pots
• D. dial-peer voice 1 pots

Answer: D

NEW QUESTION 6
Refer to the exhibit.

When Phone A makes a Call to Phone C, this message is observed Cause i = 0x80C1 – Bearer capability not implemented.
How do you resolve this error?

• A. Reset Phone A
• B. Migrate Phone A from SCCP to SIP
• C. Set the bearer capability on the gateway to match the provider capability
• D. Open a Cisco TAC case

Answer: C

NEW QUESTION 7
In a network with two Cisco Unified Communications Manager clusters, Phone 1 on Cluster A dials jsmith@cisco.com to reach Phone 2 on Cluster B, and the call fails. What are two possible causes for this problem? (Choose two.)

• A. Cluster A does not have a SIP trunk to reach Cluster B.
• B. Cisco UDS is not enabled on Cluster B.
• C. Cluster BDoes not have a SIP trunk to reach Cluster A.
• D. The calling space on Phone 1 contains the partition with a pattern that matches jsmith@cisco.com
• E. Cisco UDS is not enabled on Cluster A.

Answer: AC

NEW QUESTION 8
Refer to the exhibit.

Based on the ACK SDP output, what can be concluded?

• A. There is no DTMF support for the call.
• B. The total amount of bandwidth for the video channels is 192 kbps.
• C. High-definition video is configureDFor the endpoints
• D. This event is a multipoint video call with three participants.

Answer: D

NEW QUESTION 9
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 codeCExperiences packet loss
• D. The multiplexor negotiation timeout occurs

Answer: D

NEW QUESTION 10
Refer to the Exhibit.

What happens if the three phones at the remote site try to establish a Conference call with each other?

• A. The call fails, because the main site conference bridge is not registered with CUCM
• B. The call establishes and uses codec G.711 because the main site VG is configured to use codec
• C. 711 as the preferred codec.
• D. The call fails, because the main site VG cannot support three participants in a Conference call.
• E. The call establishes and uses codec G.729, because the RS region is set to use codec G.729 with the MS region in CUCM

Answer: D

NEW QUESTION 11
Users report intermittent call failures. All calls must invoke an IOS-based transcoder, registered to Cisco Unified Communications Manager, to be successful. Which two commands can be used to rule out issues with the transcoder? (Choose two.)

• A. debug voip ccapi inout
• B. debug ccsip message
• C. show dspfarm profile
• D. show version
• E. debug sccp messages

Answer: AB

NEW QUESTION 12
Refer to the exhibit.

After migrating a Cisco IP phone to a new cluster, the phone continues to register with its old Cisco Unified Communications Manager cluster. The Cisco IP phone status message indicates the error that is shown. What is a possible cause for this error condition?

• A. The phone cannot reach its new TFTP server.
• B. The phone is not provisioned correctly on the destination cluster.
• C. The new TFTP server is not in the ITL file.
• D. Cisco CallManager services are not running on the destination cluster.

Answer: C

NEW QUESTION 13
Which two fields are required parameters when manually creating users on Cisco Unity Connection with predefined templates? (Choose two.)

• A. username (alias)
• B. extension
• C. first name and last name
• D. employee ID
• E. title

Answer: AB

NEW QUESTION 14
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 15
Jabber for Windows or MAC Soft Client fails to register with Cisco Unfed Communications Manager. This
excerpt is seen in the client logs.
DEBUG [0x0000700002f25000][ipcc/core/sipstack/ccsip_register.c(707)] [csf.sip-call-control][ccsip_get_exp_time_2xx]-SIPCC-SIP_REG:51/1,
ccsip_get_exp_time_2xx:Warning-Registration period received (120) minus configured timer_register_delta
(120) is less than 20 seconds.
DEBUG
[0x0000700002f25000][ipcc/core/sipstack/ccsip_register.c(391)][csf.sip-call-control][sip_reg_sm_change_state]
– SIPCC-SIP_STATE:51/1, sip_reg_sm_change_state: Registration state change: SIP_REG_STATE_REGISTERING---->SIP_REG_STATE_UNREGISTERING
Which configuration item needs to be adjusted to correct this condition?

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

Answer: B

NEW QUESTION 16
Refer to the exhibit.

When a Call between two HQ users was being conferenced with a remote user at the BR site, the conference failed. Which configuration would be needed to solve the problem?

• A. The BR_MRG must contain the transcoder devic
• B. The BR_MRGL must be assigned to the BR phones.
• C. The HQ_MRG must contain the transcoder devic
• D. The HQ_MRGL must be assigned to the HQ phones.
• E. A transcoder should be configured at the remote site and assigned to all remote phones through the BR_MRGL.
• F. The HQ_MRG must contain the transcoder devic
• G. The HQ_MRGL must be assigned to the software conference bridge.
• H. Enable the software conference bridge to support G.711 and G.729 codecs in Cisco Unified Communications Manager service parameters.

Answer: D

NEW QUESTION 17
Refer to the exhibit. a Cisco Jabber user moveDFrom the office. Which description of the issue with the endpoint registration is true?

• A. The Android device does not have access to the Internet.
• B. The ISP is preventing Jabber from performing SRV lookups.
• C. The Jabber user is within the enterprise.
• D. The IOS device does not have a valid IP address.

Answer: A

NEW QUESTION 18
You are troubleshooting an ILS connectivity issue. All clusters are set to “Use TLS Certificates”. Which certificates must be exchanged between Cisco Unified Communications Manager clusters?

• A. Tomcat certificates between all nodes in all clusters.
• B. TLS certificates between publisher nodes in all clusters.
• C. Call Manager certificates between publisher nodes in all clusters.
• D. Tomcat certificates between publisher nodes in all clusters.

Answer: D

Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/admin/10_0_1/ccmfeat/ CUCM_BK_F3AC1C0F_00_cucm-features