Exam Code: 300-080 (300-080 Exam Questions and Answers), Exam Name: Troubleshooting Cisco IP Telephony and Video, Certification Provider: Cisco Certifitcation, Free Today! Guaranteed Training- Pass 300-080 Exam.
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NEW QUESTION 1
What does the debug output show? Refer to the exhibit.
- A. a DSP farm profile shutdown
- B. a DSP farm profile registration failure due to a TCP connection error
- C. a DSP farm profile registration failure Message due to a mismatched name
- D. that SCCP is not activated
Answer: C
NEW QUESTION 2
Which Cisco Unified Communications Manager troubleshooting tool can be used to look at detailed specifiCEvents, such as dial plan digit analysis, as they are happening?
- A. RTMT real-time trace
- B. Cisco Unified Dialed Number Analyzer
- C. syslog output
- D. RTMT performance log viewer
Answer: B
Explanation: Reference: https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/dna/8_6_1/dnaguide/dnai.html
NEW QUESTION 3
Call from a Cisco IP phone out to the PSTN through a SIP trunk intermittently drop after the call is active for exactly 15 minutes. When process is failing?
- A. SIP OPTIONS Timeout
- B. SIP Session Refresh
- C. SIP Expires Timeout
- D. SIP Dialog Refresh
- E. SIP REGISTER Refresh
- F. SIP Keepalive Timeout
Answer: C
NEW QUESTION 4
Cisco TelePresence Systems that are calling from a Cisco Unified Communications Manager cluster to an
- A. H.323 registered device on a Cisco Expressway Control do not wor
- B. However, calls from the H.323 Expressway registered devices to the same Cisco Unified Communications Manager registered systems do work.What are two possible reasons? (Choose two.)
- C. The SIP trunk has not enabled bidirectional mode.
- D. The call from Cisco Unified Communications manager to the Cisco Expressway Control does not match any search rule.
- E. Calls from Cisco Unified Communications Manager add “.5060” or “.5061” after the SIP address, unlike the Cisco Expressway Control.
- F. The Cisco Expressway Control is registered in the wrong partition.
- G. Both systems do not support TLS encryption
Answer: AC
NEW QUESTION 5
You have 50 hardware MTP resources and 200 software MTP resources. You want to use hardware resources first, but software is being useDFirst. Where can you confirm the MTP selection order?
- A. Media Resource Group List
- B. Cisco Unified Real-Time Monitoring Tool
- C. MTP list
- D. phone device pool
- E. calling search space
- F. MGCP gateway
Answer: A
NEW QUESTION 6
Refer to topology and Exhibits below:







a Call from HQ Phone 1 with the extension of 2001 is dialing a SX20 that is registered to the VCS in BackBone (not shown). Determine if the call fails and if so, what are the two causes? (Choose two.)
- A. The call succeeds
- B. The call fails
- C. There are no issues, so the call succeeds.
- D. The SIP port is incorrect on the Cisco Unified Communications Manager SIP trunk.
- E. The Local Zone Match Rule state is disabled.
- F. Rule name UCM2 is set to stop on Match.
Answer: BF
NEW QUESTION 7
Refer to the Exhibit.
a Call to an IOS gateway fails, and the output of the debug ccsip messages command reveals the message that is shown in the exhibit. Which two configuration changes fix this problem? (Choose two)
- A. No ip address trusted authenticate
- B. No allow connections sip-to-sip
- C. Allow connections sip-to-sip
- D. Session-target IPV4:209.165.200.226
- E. IP address trusted authenticate
- F. Session-target ipv4:10.9.2.2
Answer: AC
NEW QUESTION 8
Uses are making calls from Cisco IP Phones that are registered on a Cisco Unified Communications Manager cluster through an H 323 gateway to the PSTN phones. Sometimes these users report that calls are dropped after they talked for some time. Different Cisco Unified CM servers have been rebooted for testing during production hours. Currently Cisco IOS 12.0 is used on the H.323 gateway. Which change helps to prevent cafe from dropping when a Cisco United CM server is rebooted during testing?
- A. There is no scenario where rebooting an H.323 gateway will allow call survivability.
- B. Upgrade the gateway Cisco IOS software to a version later than 12.4(4)9T.
- C. A misconfiguration of calling search spaces must exist Reconfigure the CSS.
- D. A misconfiguration of VoIP dial peers to the Cisco United CM servers must exis
- E. Reconfigure the VoIP dial peers.
Answer: A
NEW QUESTION 9
An engineer is configuring a new conference resource on a Cisco 2911 ISR router. The router has a single PVDM3-32 and one PRI with 23 voice channels. When the engineer configured the conference profile on the router, the following message is received.
Vr-2911-east(config)#dspfarm profile 10 conferenceDspfarm profile 10 :: No resource, check voice card or dspfarm service is not configured
Which configuration should the engineer add before adding the conference bridge profile?
- A. voice-card 0 dsp services dspfarm dspfarm
- B. voice-card 0 codec complexity medium dsp services dspfarm
- C. voice-card 0 codec complexity flex dsp services dspfarm
- D. voice-card 0 dsp tdm pooling dspfarm
Answer: A
NEW QUESTION 10
Which two tools can be used to collect log files for advanced troubleshooting of call setup failures? (Choose two.)
- A. Dialed Number Analyzer on Communications Manager servers
- B. CLI of Communications Manager servers
- C. Cisco Unified Realtime Monitoring Tool for Communications Manager servers
- D. Cisco Call Analyzer for Communications Manager Publisher servers
- E. Cisco Prime Collaboration Provisioning server
Answer: AC
NEW QUESTION 11
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 12
A network administrator for the ACME Corporation is adding a new remote site to the existing network infrastructure. DHCP is already provisioneDFor this site. When the administrator connects the Cisco IP phone to the network, the phone keeps displaying the word "Registering." The administrator is able to ping the phone's IP address from a laptop. Which two actions should the administrator take to troubleshoot the problem? (Choose two.)
- A. Check DHCP option 150.
- B. If a laptop is connected to the PC port, check whether the network driver on the PC is up to date.
- C. Check network connectivity between IP phone at the remote site and Cisco Unified Communications Manager server at the main site.
- D. Check the NTP configuration on the phone.
- E. Check DHCP option 67.
Answer: BC
NEW QUESTION 13
An engineer created an inter site link in cisco unity connection by using the Cisco Unity Connection Site by manually exchanging configuration files option. The error appears "Hostname entered does not match that on the remote site certificate". What is the one cause of the issue?
- A. The inter site location is a member of the same cisco unity connection site
- B. The FQDN does not match the remote site gateway configuration file.
- C. The FQDN does not match the server name on the remote site gateway web SSL certificate.
- D. A partition is missing from search spaces on the Cisco Unity Connection location.
- E. DNS is not configured on the Cisco Unity Connection site gateway.
Answer: C
NEW QUESTION 14
Refer to the exhibit.
A network administrator in Cisco recently configured ILS in the network. The administrator attempted a Call to Joe’s SIP URI (JOE@cisco.com), but the call failed. The administrator collected Cisco CallManager traces using Cisco Unified Communications Manager RTMT.
What should the administrator do to solve this issue?
- A. Create a route pattern for “americas” to route out the SIP trunk that is configureDFor the remote ILS cluster.
- B. Joe’s phone is currently using the SIP protoco
- C. Change the protocol to SCCP.
- D. Use the utils dbreplication reset all command to synchronize databases between ILS clusters.
- E. Check the “MTP Required” check box on the ILS trunk.
Answer: A
NEW QUESTION 15
After a user successfully logs in to a phone by using Cisco Extension Mobility, the user does not have the option to log out. What can cause this issue?
- A. The login/logout button must be added t the user device profile.
- B. The Cisco Extension Mobility service is malfunctioning.
- C. The user device profile is not subscribed to the Cisco Extension Mobility service.
- D. The phone must be reset instead of restarted.
Answer: C
NEW QUESTION 16
An engineer is configuring an IOS MTP on a Cisco 2911 Integrated Services Router and Cisco Unified Communications Manager (CUCM).
dspfarm profile 20 mtp codec g711ulaw
maximum sessions software 10 associate application SCCP shutdown
The MTP will not register with CUCM. Based on the configuration, what is the cause of the problem?
- A. The MTP type is not compatible with CUCM.
- B. The dspfarm profile is in a down state.
- C. The MTP type is incorrect.
- D. The MTP is not enabled on CUCM.
Answer: B
NEW QUESTION 17
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
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