[Oct-2022] 300-815 Exam Dumps, 300-815 Practice Test Questions
Attested 300-815 Dumps PDF Resource [2022]
NEW QUESTION 42
Which configuration must an administrator perform to display Translation Pattern operations in Cisco Unified Communications Manager SDL traces?
- A. Set up the Digit Analysis Complexity in Service Parameters for Cisco Unified CM to TranslationAndAlternatePatternAnalysis.
- B. Enable the Detailed Call Analysis option under Enterprise Parameters for Unified CM.
- C. By default, the Translation Patterns operations are printed in SDL traces, so no additional configuration is necessary.
- D. Check the Translation Patterns Analysis check box in Micro Traces on the Cisco Unified CM Serviceability page.
Answer: B
Explanation:
Reference:
https://community.cisco.com/t5/collaboration-voice-and-video/taking-sip-call-trace-on-cisco-unified- cm-using-rtmt/ta-p/3161200
NEW QUESTION 43
ABC company has decided to implement hunt groups to help distribute calls between members. In order to implement this, administrator must configure hunt list, hunt group, and line groups on Cisco UCM. Which distribution algorithms should the administrator implement?
- A. Top Down, Circular, Broadcast
- B. Top Down, Round Robin, Broadcast
- C. Sequantial, Circular, Broadcast
- D. Top Down, Round Robin, Distribute
Answer: A
NEW QUESTION 44
Which description of RTP timestamps or sequence numbers is true?
- A. Timestamps increase by the time "carrying" by a packet.
- B. The timestamp is used to place the incoming audio and video packets in the correct timing order (playout delay compensation).
- C. The sequence number is used to detect losses.
- D. Sequence numbers increase by four for each RTP packet transmitted.
Answer: B
Explanation:
Section: Signaling and Media Protocols
Explanation/Reference: https://www.cs.columbia.edu/~hgs/rtp/faq.html
NEW QUESTION 45
Refer to the exhibit.
Users report that when they dial to Cisco Unity Connection from an external network, they cannot enter any digits. Assuming only in-band DTMF is supported, what is a reason for this malfunction?
- A. The negotiated RTP port is outside of the range described by RFC, so inband DTMFs do not work.
- B. No DTMF is negotiated.
- C. The rtpmap:0 value for the negotiated codec is marking DTMF as inactive.
- D. There is SIP Delayed Offer. DTMF is supported only in Early Offer.
Answer: B
NEW QUESTION 46
An administrator is troubleshooting call failures on an H.323 gateway via the CLI. To see signaling for media and call setup, which debug must the Administrator turn on?
- A. debug H.323 messages
- B. debug H.246 asn 1
- C. debug H.323 asn 1
- D. debug H.225 asn1
- E. debug H.225 media
Answer: D
Explanation:
Section: Signaling and Media Protocols
NEW QUESTION 47
Refer to the exhibit.
For long-distance calls, users must prefix their dialed number with "91." The translation pattern was created to strip the 91 as the PSTN expects a 10- digit number. The PSTN also requires the calling number to be set to 9195551234. However, the service provider has said calls with a different calling number are being received. How is this issue resolved?
- A. Enable Use Calling Party's External Phone Number Mask on the translation pattern.
- B. Change the partition of the translation pattern from none to pstn_pt.
- C. Disable Use Calling Party's External Phone Number Mask on the route pattern.
- D. Enable Force Authorization Code on the route pattern.
Answer: C
NEW QUESTION 48
Why would RTP traffic that is sent from the originating endpoint fail to be received on the far endpoint?
- A. The RTP traffic is arriving beyond the jitter buffer on the receiving end.
- B. The far end connection data (c=) in the SDP was overwritten by deep packet inspection in the call signaling path.
- C. A firewall in the media path is blocking TCP ports 16384-32768.
- D. Cisco Unified Communications Manager invoked media termination point resources.
Answer: A
NEW QUESTION 49
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. Ask the firewall administrator to change the ports to TCP.
- 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 16384-32767
- D. Go to System Parameters in Cisco Unified Communications Manager and change the range of media ports to 20000-22000.
- E. Go to the SIP profile assigned to these IP phones in Cisco Unified CM and change the range of media ports to 20000-22000.
Answer: B,C
NEW QUESTION 50
Refer to the exhibit.
ILS has been configured between two hubs using this configuration. The hubs appear to register successfully, but ILS is not functioning as expected. Which configuration step is missing?
- A. Use TLS Certificates must be selected.
- B. The Cluster IDs have not been set to unique values
- C. Trust certificates for ILS have not been installed on the clusters
- D. A password has never been set for ILS.
Answer: B
NEW QUESTION 51
Refer to the exhibit.
Within the North American Numbering Plan, gateways located in Ottawa, Canada and marked as "YOW" are assigned to the Calling Party Transformation CSS NANP_CgPTP, which contains partition NANP_calling_xforms. What is the calling-party number and the numbering type if the calling user +1613-555-1234 dials the number?
- A. calling number 011613-555-1234 and numbering type "international"
- B. calling number 011-1-613-555-1234 and numbering type "subscriber"
- C. calling number 613-555-1234 and numbering type "national"
- D. calling number 613-555-1234 and numbering type "subscriber"
Answer: C
NEW QUESTION 52
Which two types of authentication are supported for the configuration of Intercluster Lookup Service? (Choose two.)
- A. TokenID
- B. TLS certificates
- C. username and secret key
- D. FQDN of the servers defined in DNS
- E. passwords
Answer: B,E
NEW QUESTION 53
The Cisco Unified Communications Manager Dialed Number Analyzer allows analysis of calls from which two devices? (Choose two.)
- A. device pools
- B. IP phones
- C. CTI ports
- D. translation patterns
- E. CTI route points
Answer: B,C
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/dna/11_5_1/ CUCM_BK_CBA47A6E_00_cucm-dna-guide-115/CUCM_BK_CBA47A6E_00_cucm-dna-guide- 115_chapter_01.html#CUCM_TP_A5DA99E0_00
NEW QUESTION 54
Refer to the exhibit.
An administrator is troubleshooting a problem in which some outbound calls from an internal network to the Internet telephony service provider are not getting connected, but some others connect successfully. The firewall team found that some call attempts on port 5060 came from an unrecognized IP that has not been defined in the firewall rule. What should the administrator configure in the Cisco Unified Border Element to fix this issue?
- A. use of port 5061 for SIP secure
- B. ip prefix-list to filter the unwanted IP address
- C. bind signaling and media to the loopback interface
- D. access list allowing the firewall IP
Answer: C
NEW QUESTION 55
An administrator configured Cisco Unified Mobility to block access to remote destinations for certain caller IDs. A user reports that a blocked caller was able to reach a remote destination. Which action resolves the issue?
- A. Configure a mobility identity.
- B. Configure an access list.
- C. Configure Mobile Voice Access.
- D. Configure Single Number Reach.
Answer: B
NEW QUESTION 56
An engineer must route all SIP calls in the form of <user>@example.com to the SIP trunk gateway corporate local. Which two SIP route patterns can be used to accomplish this task? (Choose two.)
- A. example.com
- B. *.*
- C. *@example.com
- D. gateway.corporate.local
- E. [email protected]
Answer: B,C
NEW QUESTION 57
Refer to the exhibit.
The Cisco Unified Border Element receives an INVITE matching inbound dial peer 5002. The outbound dial peer supports only iLBC. and a Local Transcoding Interface is allocated. Based on the configuration and SDP from the INVITE message, which codec is chosen by Cisco Unified Border Element for the inbound call leg?
- A. G.711 A-law
- B. G.729br8
- C. G.729r8
- D. G.711 U-law
Answer: C
NEW QUESTION 58
Due to a shortage of physical interfaces on a device the administrator requires that a loopback for RTP is used.
Which command is required when using a loopback interface for RTP?
- A. voice-class sip resources priority mode passthrough
- B. voice-class sip early-offer forced.
- C. voice-class sip bind control source-interface Loopback0
- D. voice-class sip bind media source-interface Loopback0
Answer: D
NEW QUESTION 59
Calls to a particular extension are not routing to voicemail. The user reaches the voicemail system from the handset by pressing the Messages button Which configuration parameter causes this problem?
- A. The voicemail pilot number is missing from the telephony service configuration on Cisco UCME
- B. The voicemail pilot number for call forwarding is missing from the ephone
- C. The voicemail pilot number for call forwarding is missing from the ephone-dn
- D. The voicemail pilot number is missing from the call handling on Cisco Unity Express
Answer: C
NEW QUESTION 60
An IP Telephony administrator is deploying IP phones The administrator has an existing Cisco UCME router with several SCCP & SIP phones registered. The administrator receives a request for a new SIP phone with MAC address 1111 2222.3333 and directory number 2050 to be added in the Cisco UCME. Which two configurations should be added in CME to support this request? (Choose two )
- A. Option B
- B. Option A
- C. Option C
- D. Option D
- E. Option E
Answer: C,D
NEW QUESTION 61
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