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Which three of the following steps are mandatory when configuring MPLS on Cisco IOS? （）(Choose three.)A、start LDPB、enable CEF switchingC、configure the MPLS IDD、disable IP TTL propagationE、configure conditional label advertisingF、enable label switching on

题目

Which three of the following steps are mandatory when configuring MPLS on Cisco IOS? （）(Choose three.)

  • A、start LDP
  • B、enable CEF switching
  • C、configure the MPLS ID
  • D、disable IP TTL propagation
  • E、configure conditional label advertising
  • F、enable label switching on frame mode interfaces
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相似问题和答案

第1题：

The router SIS-R has been configured in a CIS network. As a network administrator, you were required to enable MPLS on that router.Which of the following description is making sense on the basis of the output information?（）

A. CEF switching is only needed to forward labeled packets.

B. CEF switching is needed on both ingress and egress interfaces on which MPLS is enabled.

C. Interface-level CEF switching is needed only on egress interfaces that are sending IP packets on which the egress LSR performs the label imposition process.

D. Interface-level CEF switching is needed only on ingress interfaces that are receiving IP packets on which the ingress LSR performs the label imposition process.


参考答案：D

第2题：

Which three of the following steps are mandatory when configuring MPLS on Cisco IOS? ()(Choose three.)

A. start LDP

B. enable CEF switching

C. configure the MPLS ID

D. disable IP TTL propagation

E. configure conditional label advertising

F. enable label switching on frame mode interfaces


参考答案：A, B, F

第3题：

MPLS英文缩写()。

A.Multi ProtocolLabel Switching

B.Multi PathLabel Switching

C.Multi plexLabel Switching

D.Multiprovision Label Switching


参考答案：A

第4题：

What does Cisco recommend when you are enabling Cisco IOS IPS？（）

  • A、Do not enable all the signatures at the same time.
  • B、Do not enable the ICMP signature.
  • C、Disable the Zone-Based Policy Firewall because it is not compatible with Cisco IOS IPS.
  • D、Disable CEF because it is not compatible with Cisco IOS IPS. .

正确答案:A

第5题：

Why is it appropriate to use conditional label advertising when deploying MPLS? （）

  • A、to make CEF tables smaller
  • B、to enable label switching on the frame mode interface
  • C、to restrict MPLS availability to predefined time periods
  • D、to restrict label switching to a limited number of networks
  • E、to restrict end users from seeing the routers in the MPLS network

正确答案:D

第6题：

Cisco IOS is the software used on the vast majority of Cisco Systems routers and current Cisco network switches. As a network administrator, you are required to configure MPLS on Cisco IOS. In such a situation,which three of the following steps are necessary to take?（）

A. Start LDP.

B. Enable CEF switching.

C. Configure conditional label advertising.

D. Enable label switching on frame mode interfaces.

E. disable IP TTL propagation

F. configure conditional label advertising


参考答案：A, B, D

第7题：

Why is it appropriate to use conditional label advertising when deploying MPLS? ()

A. to make CEF tables smaller

B. to enable label switching on the frame mode interface

C. to restrict MPLS availability to predefined time periods

D. to restrict label switching to a limited number of networks

E. to restrict end users from seeing the routers in the MPLS network


参考答案：D

第8题：

Which three are true about MPLS LSP establishment using RSVP?() (Choose three.)

A. Ordered Control

B. Independent Control

C. Down Stream Unsolicited

D. Liberal Label Management

E. Down Stream On Demand


参考答案：A, D, E

第9题：

Which three configuration steps must be completed for a Cisco router in order to enable local AAA login authentication?（） (Choose three.)

  • A、Apply the method list to an interface
  • B、Specify the default method list and apply it to the interface
  • C、Enable AAA
  • D、Define a method list

正确答案:A,C,D

第10题：

In the context of MPLS，what is the correct action to be performed when an aggregate label is received ？（）

  • A、It adds the VPN label into the top label in the MPLS label stack
  • B、It replaces the top label in the MPLS label stack with a VPN label and propagates
  • C、It replaces the bottom label in the MPLS label stack with a VPN label and propagates
  • D、It removes the top label in the MPLS label stack and does a Layer 3 lookup on underlying IP packets
  • E、None of above

正确答案:D

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