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When configuring Frame Relay using point-to-point subinterfa

题目
单选题
When configuring Frame Relay using point-to-point subinterfaces, which of the following must not be configured?（）
A

The local DLCI on each subinterface of the Frame Relay.

B

The Frame Relay encapsulation on the physical interface.

C

An IP address on the physical interface.

D

The subinterface type as point-to-point

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第1题：

When configuring Frame Relay using point－to－point subinterfaces, which of the following must not be configured?()

A. The local DLCI on each subinterface of the Frame Relay.

B. The Frame Relay encapsulation on the physical interface.

C. An IP address on the physical interface.

D. The subinterface type as point-to-point


参考答案：C

第2题：

When troubleshooting a Frame Relay connection, what is the first step when performing a loopback test?()

A.Set the encapsulation of the interface to HDLC

B.Place the CSU/DSU in local-loop mode

C.Enable local-loop mode on the DCE Frame Relay router

D.Verify that the encapsulation is set to Frame Relay


参考答案：A

第3题：

Which statement is correct about logical units on Juniper Router interfaces?()

A.Logical units are used only when a Layer 2 identifier is present such as a VLAN

B.A logical unit of 0 is required when using a frame-relay DLCI

C.A logical unit is always required

D.Logical units are not required unless ATM or 802.1Q VLAN tagging is configured.


参考答案：C

第4题：

Which statement about Frame Relay is not true？（）

  • A、Static mapping is used when the remote router does not support Inverse ARP.
  • B、Frame Relay Inverse ARP requires LMI capability to construct an address to the DLCI mapping tableon the router.
  • C、Frame Relay Inverse ARP is disabled by default in Cisco IOS Software for all protocols that areenabled on the physical interface.
  • D、Inverse ARP does not work when LMI is disabled.
  • E、Frame Relay provides forward and backward congestion notification messages

正确答案:C

第5题：

When should traffic shaping be implemented on Frame Relay PVCs？（）

  • A、When you want to drop excess traffic above the CIR
  • B、When there is a speed mismatch between the central site and the remote site
  • C、When using Frame Relay SVCs
  • D、When over-subscribing the central site link
  • E、When LLQ is implemented on the Frame Relay PVC
  • F、When Multilink PPP LFI is implemented on the Frame Relay PVC

正确答案:B,D

第6题：

What are two characteristics of Frame Relay point－to－point subinterfaces?()

A.They create split-horizon issues

B.They require a unique subnet within a routing domain

C.They emulate leased lines

D.They are ideal for full-mesh topologies

E.They require the use of NBMA options when using OSPF


参考答案：B, C

第7题：

Which two statements are correct about configuring AutoQoS on a Cisco router？ （）

  • A、 AutoOoS can be implemented on only one side of a link.
  • B、The interface does not have to have an IP address associated with it.
  • C、The AutoOoS feature cannot be configured on a Frame Relay DLCI if a map class is attached to the DLCI.
  • D、In a Frame Relay network， AutoOoS cannot be configured if a DLCI is already assigned to the Frame Relay subinterface

正确答案:C,D

第8题：

Which command is required for connectivity in a Frame Relay network if Inverse ARP is not operational? ()

A. frame-relay arp

B. frame-relay map

C. frame-relay interface-dlci

D. frame-relay lmi-type


参考答案：B

第9题：

What are two characteristics of Frame Relay point-to-point subinterfaces?（）

  • A、They create split-horizon issues
  • B、They require a unique subnet within a routing domain
  • C、They emulate leased lines
  • D、They are ideal for full-mesh topologies
  • E、They require the use of NBMA options when using OSPF

正确答案:B,C

第10题：

A new frame-relay network is being implemented and inverse ARP does not appear to be operating correctly. Which alternative command can be used to provide connectivity?（）

  • A、frame-relay arp
  • B、frame-relay map
  • C、frame-relay interface-dlci
  • D、frame-relay lmi-type
  • E、frame-relay pvc

正确答案:B

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