June/2019 Braindump2go Cisco CCNP SP 642-887 SPCORE Dumps with PDF and VCE New Updated Today! Following are some new 642-887 Exam Questions:
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2.|2019 Laetst 642-887 Exam Questions & Answers Instant Download:
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New Question
Which two network devices are trusted endpoints in a network? (Choose two.)
A. video endpoint
B. PC
C. wireless clients
D. IP phone
Answer: AD
New Question
In an IPv6 header, what does a flow label of zero indicate?
A. The packet is not part of any flow.
B. The size of the flow label is zero bytes.
C. The label flow cannot have a value of zero.
D. The packet belongs to the flow labeled zero.
Answer: A
New Question
Which option is the appropriate method for CBWFQ WRED implementation in Cisco IOS XR?
A. configure
policy-map POLICY_1
class CLASS1
random-detect default
commit
B. configure
policy-map POLICY_1
class CLASS1
wred default
commit
C. configure
interface pos 0/0/0/0
random-detect default
commit
D. configure
policy-map POLICY_1
class CLASS1
weighted random-detect default
commit
Answer: A
New Question
According to the Intserv model, which two options are traffic-specific parameters? (Choose two.)
A. token bucket
B. calculated average queue size
C. minimum policed unit
D. traffic marking
E. rate policing
Answer: AC
New Question
Which three options can an engineer select for a traffic policer in case the traffic rate is less than the conform burst? (Choose three.)
A. Drop the packet.
B. Transmit the packet.
C. Set the CoS value and drop the packet.
D. Set the DSCP value and drop the packet.
E. Keep the packet in the buffer.
F. Set the QoS group and drop the packet.
Answer: ABF
New Question
A network operations center analyzes a Wireshark capture and tries to verify which QoS policy is effective over a customer router. How many bits define the DSCP values?
A. 3
B. 6
C. 8
D. 16
Answer: B
New Question
Which option is a Cisco-recommended congestion management or queuing method for real-time traffic for voice and video?
A. CB-WFQ
B. PQ
C. WFQ
D. LLQ
Answer: D
New Question
An engineer wants to extend the trust boundary to a Cisco IP Phone. Which protocol should be used?
A. CDP
B. CoS
C. ToS
D. 802.1Q
Answer: A
New Question
Which three options are class maps able to match? (Choose three.)
A. match access-group
B. match protocol http url “*cisco”
C. match destination-port
D. match DSCP
E. match all
F. match mac-address
Answer: ABD
New Question
Which option is the appropriate way to configure a color-aware, dual-rate policer together with a color-blind, single-rate policer for the rest of the traffic?
A. class-map match-all CLASS1
match dscp af31
class-map match all CLASS2
match dscp af32
class-map match-all CLASS3
match dscp ef
policy-map POLICY1
class CLASS1
police rate 100000 peak-rate 200000
conform-color CLASS2 exceed-color CLASS3
conform-action set-dscp-transmit af11
exceed-action set-dscp-transmit af21
violate-action set-dscp-transmit af23
B. class-map match-all CLASS 1
match dscp af31
class-map match-all CLASS2
match dscp af32
class-map match-all CLASS3
match dscp af33
policy-map POLICY1
class CLASS1
police rate 100000 burst 31250
conform-color CLASS2 exceed-color CLASS3
conform-action set-dscp-transmit af11
exceed-action set-dscp-transmit af21
violate-action set-dscp-transmit af23
C. class-map match-all CLASS 1
match dscp af31 af32 af33
class-map match-all CLASS2
match dscp af32
class-map match-all CLASS3
match dscp af33
policy-map POLICY1
class CLASS1
police rate 100000 burst 31250
conform-color CLASS2 exceed-color CLASS3
conform-action set-dscp-transmit af31
exceed-action set-dscp-transmit af32
violate-action set-dscp-transmit af33
class class-default
police rate percent 10 peak-rate percent 30
D. class-map match-all CLASS 1
match dscp af31 af32 af33
class-map match-all CLASS2
match dscp af32
class-map match-all CLASS3
match dscp af33
policy-map POLICY1
class CLASS1
police rate 100000 peak-rate 200000
conform-color CLASS2 exceed-color CLASS3
conform-action set-dscp-transmit af31
exceed-action set-dscp-transmit af32
violate-action set-dscp-transmit af33
class class-default
police rate percent 10 peak-rate percent 30
E. class-map match-all CLASS 1
match dscp af31 af32 af33
class-map match-all CLASS2
match dscp af32
class-map match-all CLASS3
match dscp af33
policy-map POLICY1
class CLASS1
police rate 100000 peak-rate 200000
conform-color CLASS2 exceed-color CLASS3
conform-action set-dscp-transmit af31
exceed-action set-dscp-transmit af32
violate-action set-dscp-transmit af33
class class-default
police rate 10000
Answer: E
New Question
Refer to the exhibit. IT administrators report packet loss on the critical applications coming with CoS 4. Which option is the appropriate configuration to have a lower drop probability when the packets are processed using DSCP values?
A. set ip dscp af22
B. set ip dscp af41
C. set ip dscp af13
D. set ip dscp af32
Answer: B
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