New Updated Cisco CCIE Voice 350-030 Real Exam Download 151-160

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QUESTION 151

Which delay in a VoIP network is also known as accumulation delay?

 

A.      coder delay

B.      network switching delay

C.      queuing delay

D.      packetization delay

E.       dejitter delay

 

Answer: D

 

 

QUESTION 152

Which statement about coder delay in a VoIP network is correct?

 

A.      Coder delay is the time that is taken to fill a packet payload with encoded/compressed speech.

B.      Coder delay is also known as algorithmic delay.

C.      Coder delay transforms a variable delay into a fixed delay.

D.      Coder delay varies with the voice coder that is used and the processor speed.

E.       Coder delay compensates for network switching delay.

 

Answer: D

 

 

QUESTION 153

Which Cisco IOS command is used to define the size of the jitter buffer on Cisco IOS VoIP gateways?

 

A.      jitter-buffer

B.      expect-factor

C.      acc-qos

D.      playout-delay

E.       dejitter-buffer

 

Answer: D

 

 

QUESTION 154

Which three Cisco IOS commands can be used to verify configured playout delay values on Cisco VoIP gateways? (Choose three.)

 

A.      show voice call summary

B.      show call active voice

C.      show dial-peer voice tag number for dial peer

D.      show voice port voice interface number

E.       show voice dsp detail

F.       show voice accounting method

 

Answer: BCD

 

 

QUESTION 155

Which two characteristics about traffic shaping on Cisco IOS VoIP gateways are incorrect? (Choose two.)

 

A.      Traffic shaping propagates burst.

B.      Traffic shaping buffers and queues excess packets above the committed rates.

C.      Traffic shaping token values are configured in bits per second.

D.      Traffic shaping is applicable to both inbound and outbound traffic.

E.       FRTS and generic traffic shaping are two ways of implementing traffic shaping.

F.       Traffic shaping could introduce delays becaus of deep queues.

 

Answer: AD

 

 

QUESTION 156

Which two characteristics about traffic policing on Cisco IOS VoIP gateways are correct? (Choose two.)

 

A.      Traffic policing buffers and re-marks excess packets above the committed rates.

B.      Traffic policing propagates burst.

C.      Traffic policing token values are configured in bits per second.

D.      Traffic policing is applicable to both inbound and outbound traffic.

E.       Traffic policing is an inbound-only concept.

F.       Traffic policing could introduce delays because of deep queues.

 

Answer: BD

 

 

QUESTION 157

CRTP belongs to which Cisco quality of service feature?

 

A.      classification

B.      congestion management

C.      congestion avoidance

D.      shaping and policing

E.       link efficiency mechanisms

 

Answer: E

 

 

QUESTION 158

Refer to the exhibit. Which statement about the QoS configuration for interface GigabitEthernet 1/0/1 on the Cisco Catalyst 3750 Series Switch is correct?

 

clip_image002

 

A.      Egress shaping is enabled with queue 1 being shaped to 25 percent of the available bandwidth.

B.      Egress sharing is enabled for all four queues; each queue is allocated 25 percent of the available bandwidth.

C.      Egress shaping is disabled.

D.      Egress shaping is enabled with queue 1 being shaped to 4 percent of the available bandwidth.

E.       Egress shaping is enabled with queue 4 being shaped to 4 percent of the available bandwidth.

 

Answer: D

 

 

QUESTION 159

Refer to the exhibit. What is the correct expansion of the srr-queue abbreviation that is shown in the Cisco IOS command of the Catalyst 3750 Series Switch?

 

clip_image004

 

A.      shared round-robin queue

B.      serviced round-robin queue

C.      shaped round-robin queue

D.      special round-robin queue

E.       serial round-robin queue

 

Answer: C

 

 

QUESTION 160

Which statement about the Cisco Unity Connection message quota enforcement policies when a mailbox has exceeded the send/receive quota is incorrect?

 

A.      The user is unable to send messages.

B.      Cisco Unity Connection will automatically purge all deleted messages in the user mailbox.

C.      The user hears a warning that the message cannot be sent.

D.      Unidentified callers are not allowed to leave messages for the user.

E.       Messages from other users generate nondelivery receipts to the senders.

 

Answer: B

 

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