Which three statements about MPLS traffic engineering (MPLS 

题目
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Which three statements about MPLS traffic engineering (MPLS TE) are true? ()
A

MPLS TE supports admission control

B

MPLS TE tunnel traffic is a link attribute to compute the TE tunnel path

C

MPLS TE uses BGP extension to advertise link attributes

D

MPLS TE provides protection capability

E

MPLS TE uses RSVP to establish LSP

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相似问题和答案

第1题:

Which three statements about NetFlow are true?()

  • A、NetFlow records unidirectional IP traffic flow.
  • B、NetFlow records MPLS frame flow.
  • C、NetFlow expert is only over TCP.
  • D、NetFlow records is only over UDP.
  • E、NetFlow records subinterface information of traffic flow.

正确答案:A,B,E

第2题:

Which two QoS classification and marking statements are true?()

  • A、 In a Frame Relay network, delay sensitive traffic is tagged with the discard eligible (DE) bit.
  • B、 In an MPLS network, the three most significant bits of the DSCP or the IP precedence of the IP packet are copied into the MPLS EXP field
  • C、 In an MPLS network, the MPLS EXP bits are used to identify up to 16 CoS values.
  • D、 The differentiated services code point (DSCP) field consists of the first three bits of the IP precedence field in the header of an IP packet.
  • E、 The 802.10 standard uses a three bitfield referred to as the user priority bits (PRI) to mark packets as belonging to a specific CoS.

正确答案:B,E

第3题:

What are three TLVs that support IS-IS extensions for traffic engineering?()

A. Extended IS reachability

B. Extended IP reachability

C. Traffic engineering opaque

D. Traffic engineering router ID

E. Extended MPLS reachability


参考答案:A, B, D

第4题:

What protocol is used for Path Setup in MPLS traffic engineering?()

  • A、OSPF
  • B、ISIS
  • C、BGP
  • D、RSVP
  • E、PIM

正确答案:D

第5题:

Which three IS-IS TLVs are used to support MPLS traffic engineering? ()

  • A、extended TLV 22
  • B、extended TLV 23
  • C、extended TLV 134
  • D、extended TLV 135
  • E、extended TLV 136
  • F、extended TLV 138

正确答案:A,C,D

第6题:

Which two QoS classification and marking statements are true? ()

  • A、 In a Frame Relay network, delay sensitive traffic is tagged with the discard eligible (DE) bit.
  • B、 In an MPLS network, the three most significant bits of the DSCP or the IP precedence of the IP packet are copied into the MPLS EXP field.
  • C、 In an MPLS network, the MPLS EXP bits are used to identify up to 16 CoS values.
  • D、 The differentiated services code point (DSCP) field consists of the first three bits of the IP precedence field in the header of an IP packet.
  • E、 The 802.1Q standard uses a three bit field referred to as the user priority bits (PRI) to mark packets as belonging to a specific CoS.

正确答案:B,E

第7题:

Which of these is not a component of MPLS traffic engineering?()

  • A、trunk admission control
  • B、forwarding traffic to tunnel
  • C、information distribution
  • D、path selection, calculation, and setup
  • E、traffic patterns prediction

正确答案:E

第8题:

Which configuration command configures IS-IS to support MPLS Traffic Engineering?()

A. metric-style wide

B. redistribute mpls

C. metric-style narrow

D. dynamic-redistribute


参考答案:A

第9题:

What are three TLVs that support IS-IS extensions for traffic engineering?()

  • A、Extended IS reachability
  • B、Extended IP reachability
  • C、Traffic engineering opaque
  • D、Traffic engineering router ID
  • E、Extended MPLS reachability

正确答案:A,B,D

第10题:

Which four services use the inner labels of an MPLS label stack? ()

  • A、MPLS VPN
  • B、switching path in MPLS core
  • C、Cisco MPLS Traffic Engineering and Fast Reroute
  • D、MPLS over ATM
  • E、VPN over Traffic Engineering core
  • F、any transport over MPLS

正确答案:A,C,E,F

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