Cisco 300-080 Online Practice Questions and Exam Preparation

Cisco 300-080 Online Questions & Answers

• Question 181:

  Refer to the exhibit. Users are reporting that inbound calls from the PSTN are dropping when not answered within 10 seconds. Calls come in via ISDN T1 PRI. Which configuration change is needed to prevent the calls from dropping?

  

  A. Remove the timeouts wait-release 10 command from under the voice-port.
  B. Remove the timeouts initial 10 command from under the voice-port.
  C. Remove the timer receive-rtcp 2 command from under the gateway.
  D. Remove the timer receive-rtp 10000 command from under the gateway.
  E. Modify the Call Forward No Answer setting in CUCM to redirect calls to Voicemail or another extension.
  C. Remove the timer receive-rtcp 2 command from under the gateway.

• Question 182:

  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
  B. version

• Question 183:

  

  Refer to the exhibit. A customer reports that calls that are made through the PSTN gateway drop after a few seconds of being placed on mute. Which MGCP configuration command can you issue in the gateway to resolve this problem?

  A. Mgcp explicit hookstate
  B. Mgcp max-waiting-delay
  C. No mgcp rtp unreachable timeout
  D. No mgcp timer receive-rtcp
  C. No mgcp rtp unreachable timeout

• Question 184:

  Phone A using G.729 is trying to call phone B that only supports G.711, and the phone rings, but the call drops as soon as it is answered. Which cause of the problem is most likely?

  A. Mismatch is in the partition and CSS configuration.
  B. No conference bridge resource is configured in Cisco Unified CM.
  C. No software or hardware transcoding resources are configured in Cisco Unified Communications Manager.
  D. No Media Termination Point resource partition is set up on Cisco Unified CM.
  C. No software or hardware transcoding resources are configured in Cisco Unified Communications Manager.

• Question 185:

  Which three items are displayed on the endpoint registration verification page in Cisco VCS? (Choose three.)

  A. E164 address
  B. endpoint name
  C. endpoint MAC address
  D. endpoint registration status
  E. device description
  F. device type
  G. device pool
  A. E164 address
  B. endpoint name
  F. device type

• Question 186:

  Refer to the exhibit. A Cisco Jabber user moved from 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.
  A. The Android device does not have access to the Internet.

• Question 187:

  

  Refer to the exhibit. These settings are configured on a cisco Telepresence system EX90. What is the result?

  A. The endpoint does not register to cisco VCS as a SIP endpoint, because the domain information is missing.
  B. The endpoint successfully registers to CUCM as an H.323 endpoint.
  C. The endpoint successfully registers to Cisco VCS as a SIP endpoint.
  D. The endpoint successfully registers to CUCM as a SIP endpoint.
  E. The endpoint successfully registers to Cisco VCS as a H.323 endpoint.
  F. The endpoint does not register to CUCM as a SIP endpoint, because the domain information is missing.
  E. The endpoint successfully registers to Cisco VCS as a H.323 endpoint.

• Question 188:

  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
  C. utils ils showpeerinfo

• Question 189:

  Endpoint A is registered to Cisco Unified Communications Manager as [email protected]. It is trying to call Endpoint B, which is registered to the same company's Cisco VCS Control with an H.323 ID of [email protected]. The route pattern is set to "*.*" and is pointed to a SIP trunk to the Cisco VCS Control. The search rule for (.*)[email protected] is set to search the local zone. The call does not work. What is a possible reason?

  A. There is no search pattern to route the call to System B.
  B. There is no valid route pattern to route from System A to System B.
  C. System B is registered as H.323 and needs to use an E.164 alias number only.
  D. The Cisco VCS Control should be neighbor to the Cisco Unified Communications Manager.
  E. You need an MGCP gateway to route from the Cisco Unified Communications Manager to the Cisco VCS Control.
  F. The Cisco VCS Control is missing the Cisco Unified Communications Manager interop option.
  G. The Cisco VCS Control is missing the interworking option.
  G. The Cisco VCS Control is missing the interworking option.

• Question 190:

  Please choose four mandatory features of an H.323 gatekeeper from the following items.

  A. Admission control
  B. Address resolution
  C. Bandwidth control
  D. Zone management
  A. Admission control
  B. Address resolution
  C. Bandwidth control
  D. Zone management