Get Oct-2024 Dumps to Pass your 300-815 Exam with 100% Real Questions and Answers
Updated Exam 300-815 Dumps with New Questions
Cisco 300-815 exam is intended for professionals who work with Cisco Unified Communications Manager in a multi-site environment. 300-815 exam is also suitable for individuals who manage and monitor voice and video network devices, or those who design, deploy, and troubleshoot advanced Cisco collaboration solutions. Passing this certification exam validates your expertise in implementing, configuring, and troubleshooting advanced call control and mobility services, which is highly sought after in the IT industry.
NEW QUESTION # 14
Why would RTP traffic that is sent from the originating endpoint fail to be received on the far endpoint?
- A. A firewall in the media path is blocking TCP ports 16384-32768.
- B. The far end connection data (c=) in the SDP was overwritten by deep packet inspection in the call signaling path.
- C. The RTP traffic is arriving beyond the jitter buffer on the receiving end.
- D. Cisco Unified Communications Manager invoked media termination point resources.
Answer: B
Explanation:
RTP uses UDP port range.
NEW QUESTION # 15
You see the voice register pool 1 command in your Cisco Unified Communications Manager Express configuration. Which configuration is occurring in this section?
- A. configuration for a single SIP phone
- B. configuration for SIP registrar service
- C. configuration for a pool of SIP phones (similar to device pool on Cisco Unified Communications Manager)
- D. configuration items common for all SIP phones
Answer: A
NEW QUESTION # 16
What is a component of Cisco Unified Mobility?
- A. Single Number Connect
- B. Unified IVR
- C. Mobile Connect
- D. Smart Client Support
Answer: C
Explanation:
Section: Mobility
Explanation/Reference:
NEW QUESTION # 17 
Refer to the exhibit. An engineer configures Cisco Unified Border Element to connect the enterprise VoIP network with a SIP telephony provider. Calls are not working in either direction. What must be configured in the dial peer 1 to fix the issue?
- A. codec g729
- B. answer-address 555 ........
- C. session-protocol sipv2
- D. incoming called number 555.......
Answer: D
Explanation:
Section: Call Control and Dial Planning
NEW QUESTION # 18
An administrator is configuring a cluster for ILS and wants to limit the amount of entities that Cisco Unified Communications Manager can write to the database for data that is learned through ILS. Which service parameter is used to adjust this limit?
- A. ILS Active Learned Object Upper Limit
- B. Imported Dial Plan Replication Database Object Lower Limit
- C. Global Data Service Parameter Limit
- D. ILS Max Number of Learned Objects in Database
Answer: D
Explanation:
https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/admin/12_5_1SU1/systemCo nfig/cucm_b_system-configuration-guide-1251su1/cucm_b_system-configuration-guide-
1251su1_restructured_chapter_0100011.html#CUCM_TK_I7C708C2_00
NEW QUESTION # 19
Cisco SIP IP telephony is implemented on two floors of your company. Afterward, users report intermittent voice issues in calls established between floors. All calls are established, and sometimes they work well, but sometimes there is one-way audio or no audio. You determine that there is a firewall between the floors, and the administrator reports that it is allowing SIP signaling and UDP ports from 20000 to 22000 bidirectionally.
What are two possible solutions? (Choose two.)
- A. Go to the SIP profile assigned to these IP phones in Cisco Unified CM and change the range of media ports to 16384-32767
- B. Ask the firewall administrator to change the range of UDP ports to 16384-32767.
- C. Go to the SIP profile assigned to these IP phones in Cisco Unified CM and change the range of media ports to 20000-22000.
- D. Go to System Parameters in Cisco Unified Communications Manager and change the range of media ports to 20000-22000.
- E. Ask the firewall administrator to change the ports to TCP.
Answer: B,C
Explanation:
In this case, one solution is to change the ports on the SIP profile of the phones to match the ports on the firewall. The other solution is to ask the firewall admin to change his ports to match the ports in UCM.
https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/port/9_1_1/CUCM_BK_T2CA6EDE
_00_tcp-port-usage-guide-91/CUCM_BK_T2CA6EDE_00_tcp-port-usage-guide-
91_chapter_01.html
NEW QUESTION # 20
Refer to the exhibit.
Which INVITE is sent to 10.10.100.123 as a result of this log?
A)
B)
C)
- A. Option C
- B. Option A
- C. Option D
- D. Option B
Answer: A
NEW QUESTION # 21
When you troubleshoot H.323 call setup, which message informs you that the called party is being notified about the call?
- A. ALERTING
- B. RINGING
- C. PROCEEDING
- D. CONNECT
Answer: A
NEW QUESTION # 22
Refer to the exhibit.
A user reports that when they call a specific phone number, no one answers the call, but when they call from a mobile phone, the call is answered. The engineer troubleshooting the issue is expecting the far-end gateway to cut through audio on the 183 Session Progress SIP message. Which SIP Profile configuration element is necessary for the Cisco Unified Communications Manager to send acknowledgement of provisional responses?
- A. Accept Audio Codec Preferences in Received Offer must be set to On.
- B. Early Offer for G Clear Calls must be enabled.
- C. Allow Passthrough of Configured Line Device Caller Information must be enabled.
- D. On the SIP Profile, the configuration parameter SIP Rel1XX Options must be set to Send PRACK for all 1xx Messages.
Answer: D
NEW QUESTION # 23
Which top-level IOS command is needed to begin the configuration of a Cisco Unified Communications Manager Express gateway to enable phones to be registered via SIP?
- A. voice register dn
- B. allow-connections sip to sip
- C. voice register global
- D. voice service voip
Answer: D
Explanation:
You have to enable the registrar service before you can provide the address in voice register global voice service voip allow-connections sip to sip
!--- Enable SIP to SIP calls.
sip
registrar server expires max 1200 min 300
!--- Enable Cisco IOS SIP registrar.
NEW QUESTION # 24
An engineer is configuring a Cisco UCM solution. The requirements state that some users in one location will receive calls from a number during work hours 09AM to 5PM, and another group will get the calls from the same number outside this defined timeslot. Users will also change the outgoing number when reaching out to customers based on the same time-of-day routing rules.
Which feature is needed to allow for this type of configuration?
- A. CSS
- B. partitions
- C. route groups
- D. route lists
Answer: A
NEW QUESTION # 25
Users report silence on the line when they try to connect to external voice numbers. The company is using Cisco 8865 phones with Cisco UCM connected to a gateway with two T1 circuits. The MGCP server seems to be responding. Which action must the engineer take to begin to investigate the media for this type of issue?
- A. Run the debug H.323 gateway command on the Cisco router.
- B. Run the debug mgcp media command on the Cisco router.
- C. Run RTMP on the Cisco router.
- D. Verify that the MGCP service is running under serviceability in Cisco UCM.
Answer: B
NEW QUESTION # 26
Which call pickup feature allows users to pick up incoming calls in a group that is associated with their own group?
- A. Other Group Pickup
- B. Group Call Pickup
- C. Directed Call Pickup
- D. BLF Call Pickup
Answer: A
Explanation:
Reference:
https://www.cisco.com/en/US/docs/voice_ip_comm/cucm/admin/4_1_3/ccmsys/ a07cpick.html#wp1022865
NEW QUESTION # 27
Refer to the exhibit.
A collaboration engineer is troubleshooting an issue where external callers cannot leave voicemail messages. Also, internal users report hearing the reorder tone (fast busy) when they attempt to retrieve voicemail messages from their Cisco IP phones. Which action resolves the issue?
- A. Ensure that Cisco UCM can resolve the destination address via DNS.
- B. Ensure that the SIP Trunk Security Profile is configured to use UDP for transport.
- C. Verify that the correct port numbers are used for the SIP trunk.
- D. Start the Cisco Call Manager service at the destination.
Answer: A
NEW QUESTION # 28
An administrator is configuring a cluster for ILS and wants to limit the amount of entities that Cisco Unified Communications Manager can write to the database for data that is learned through ILS. Which service parameter is used to adjust this limit?
- A. ILS Active Learned Object Upper Limit
- B. Imported Dial Plan Replication Database Object Lower Limit
- C. Global Data Service Parameter Limit
- D. ILS Max Number of Learned Objects in Database
Answer: D
Explanation:
Section: Cisco Unified CM Call Control Features
Explanation/Reference: https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/admin/12_5_1SU1/systemConfig/ cucm_b_system-configuration-guide-1251su1/cucm_b_system-configuration-guide-
1251su1_restructured_chapter_0100011.html#CUCM_TK_I7C708C2_00
NEW QUESTION # 29
......
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