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Home Cisco® 300-075

Cisco® 300-075 Exam Practice Questions (P. 3)

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Question #21
When video endpoints register with Cisco Unified Communications Manager, where are DSCP values configured?
  1. A
    in Unified CM, under Enterprise Parameters Configuration
  2. B
    in Unified CM, under Device > Device Settings > Device Defaults
  3. C
    in Unified CM, under Service Parameters > Cisco CallManager Service > Cluster-wide Parameters
  4. D
    DSCP parameters are always configured on each individual video endpoint.

Correct Answer:
C

Question #22
Which two options are valid service parameter settings that are used to set up proper video QoS behavior across the Cisco Unified Communications Manager infrastructure? (Choose two.)
  1. A
    DSCP for Video Calls when RSVP Fails
  2. B
    Default Intraregion Min Video Call Bit Rate (Includes Audio)
  3. C
    Default Interregion Max Video Call Bit Rate (Includes Audio)
  4. D
    DSCP for Video Signaling
  5. E
    DSCP for Video Signaling when RSVP Fails

Correct Answer:
AC

Question #23
Which action is performed by the Media Gateway Control Protocol gateway with SRST configured, when it loses connectivity with the primary and backup Cisco
Unified Communications Manager servers?
  1. A
    The gateway continues to make an attempt to connect to the backup Cisco Unified Communications Manager server.
  2. B
    The gateway falls back to the H.323 protocol for further call processing.
  3. C
    The gateway continues with the MGCP call processing without any interruption.
  4. D
    The gateway waits for the primary Cisco Unified Communications Manager server to come alive.
  5. E
    All MGCP call processing is interrupted until the Cisco Unified Communications Manager servers are online.
  6. F
    The MGCP calls are queued up until the Cisco Unified Communications Manager servers are online.

Correct Answer:
B

Question #24
Which option is a benefit of implementing CFUR?
  1. A
    CFUR is designed to initiate TEHO to reduce toll charges.
  2. B
    CFUR can prevent phones from unregistering.
  3. C
    CFUR can reroute calls placed to a temporarily unregistered destination phone.
  4. D
    CFUR eliminates the need for COR on an ISR.

Correct Answer:
C

Question #25
Refer to the exhibit.

Which configuration change is needed to enable NANP international dialing during MGCP fallback?
  1. A
    Change the dial peer to dial-peer voice 901 voip.
  2. B
    Change the dial peer to dial-peer voice 9011 pots.
  3. C
    Add the command prefix 011 to the dial peer.
  4. D
    Add the command prefix 9011 to the dial peer.

Correct Answer:
C

Question #26
Which command is needed to utilize local dial peers on an MGCP-controlled ISR during an SRST failover?
  1. A
    ccm-manager fallback-mgcp
  2. B
    telephony-service
  3. C
    dialplan-pattern
  4. D
    isdn overlap-receiving
  5. E
    voice-translation-rule

Correct Answer:
A

Question #27
Which three commands are mandatory to implement SRST for five Cisco IP Phones? (Choose three.)
  1. A
    call-manager-fallback
  2. B
    max-ephones
  3. C
    keepalive
  4. D
    limit-dn
  5. E
    ip source-address

Correct Answer:
ABE

Question #28
Which commands are needed to configure Cisco Unified Communications Manager Express in SRST mode?
  1. A
    telephony-service and srst mode
  2. B
    telephony-service and moh
  3. C
    call-manager-fallback and srst mode
  4. D
    call-manager-fallback and voice-translation

Correct Answer:
A

Question #29
You need to verify if the Media Gateway Control Protocol gateway is enabled and active. Which command should you use for this purpose?
  1. A
    show running-config
  2. B
    show fallback-mgcp
  3. C
    show gateway
  4. D
    show ccm-manager fallback-mgcp
  5. E
    show running-config gateway
  6. F
    show fallback-mgcp ccm-manager

Correct Answer:
D

Question #30
You want to perform Media Gateway Control Protocol gateway maintenance. For this purpose, you disable Media Control Gateway Protocol gateway using the no mgcp command. After you perform the maintenance, you want to enable the Media Control Gateway Protocol gateway.
Which command should you use?
  1. A
    enable mgcp
  2. B
    mgcp
  3. C
    mgcp enable
  4. D
    mgcp yes
  5. E
    activate mgcp
  6. F
    mgcp active

Correct Answer:
B

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