Quiz Trivia CCENT/CCNA Icnd2 Chapt. 12 + 13

15 Questions | Total Attempts: 193

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Quiz Trivia CCENT/CCNA Icnd2 Chapt. 12 + 13

This is the seventh in a series of tests designed to help you perfect your understanding on the chapters you cover for CCENT/CCNA Icnd 1 classes. The one below covers chapter 12 and 13. Give it a try and keep an eye out for the next test on the following chapters.


Questions and Answers
  • 1. 
    Which of the following PPP authentication protocols authenticates a device on the other end of a link without sending any password information in clear text?
    • A. 

      MD5

    • B. 

      PAP

    • C. 

      CHAP

    • D. 

      DES

  • 2. 
    Which of the following PPP protocols controls the operation of CHAP?
    • A. 

      CDPCP

    • B. 

      IPCP

    • C. 

      LCP

    • D. 

      IPXCP

  • 3. 
    Two routers have no initial configuration whatsoever. They are connected in a lab using a DTE cable connected to R1 and a DCE cable connected to R2, with the DTE and DCE cables then connected to each other. The engineer wants to create a working PPP link. Which of the following commands are required on R1 for the link to reach a state in which R1 can ping R2’s serial IP address, assuming that the physical back-to-back link physically works?
    • A. 

      Encapsulation ppp

    • B. 

      No encapsulation hdlc

    • C. 

      Clock rate

    • D. 

      Ip address

  • 4. 
    Imagine that two routers, R1 and R2, have a leased line between them. Each router had its configuration erased and was then reloaded. R1 was then configured with the following commands: Which of the following configuration commands can complete the configuration on R1 so that CHAP can work correctly? Assume that R2 has been configured correctly and that the password is fred.
    • A. 

      No other configuration is needed.

    • B. 

      Ppp chap (global command)

    • C. 

      Username R1 password fred

    • D. 

      Username R2 password fred

    • E. 

      Ppp chap password fred

  • 5. 
    Consider the following excerpt from the output of a show command:Which of the following are true about this router’s S0/0/1 interface?
    • A. 

      The interface is using HDLC.

    • B. 

      The interface is using PPP.

    • C. 

      The interface currently cannot pass IPv4 traffic.

    • D. 

      The link should be able to pass PPP frames at the present time.

  • 6. 
    Consider the following excerpt from the output of a show interfaces command on an interface configured to use PPP:A ping of the IP address on the other end of the link fails. Which of the following are reasons for the failure, assuming that the problem listed in that answer is the only problem with the link?
    • A. 

      The CSU/DSU connected to the other router is not powered on.

    • B. 

      The IP address on the router at the other end of the link is not in subnet 192.168.2.0/24.

    • C. 

      CHAP authentication failed.

    • D. 

      The router on the other end of the link has been configured to use HDLC.

    • E. 

      None of the other answers is correct.

  • 7. 
    Two routers have a serial link between them, with the link configured to use PPP, and with EIGRP configured correctly for all interfaces. The engineer can ping the IP address on the other end of the link, but not the IP address of the other router’s LAN interface. Which of the following answers is a likely cause of the problem?
    • A. 

      The CSU/DSU connected to the other router is not powered on.

    • B. 

      The serial IP address on the router at the other end of the link is not in the same subnet as the local router.

    • C. 

      CHAP authentication failed.

    • D. 

      The router on the other end of the link has been configured to use HDLC.

  • 8. 
    Which of the following is a protocol used between the Frame Relay DTE and the Frame Relay switch?
    • A. 

      VC

    • B. 

      CIR

    • C. 

      LMI

    • D. 

      Q.921

    • E. 

      DLCI

  • 9. 
    Which of the following statements about Frame Relay are true?
    • A. 

      The DTE typically sits at the customer site.

    • B. 

      Routers send LMI messages to each other to signal the status of a VC.

    • C. 

      A frame’s source DLCI must remain unchanged, but the frame’s destination DLCI is allowed to change, as the frame traverses the Frame Relay cloud.

    • D. 

      The Frame Relay encapsulation type on the sending router should match the encapsulation type on the receiving router for the receiving router to be able to understand the frame’s contents.

  • 10. 
    What does DLCI stand for?
    • A. 

      Data-link connection identifier

    • B. 

      Data-link connection indicator

    • C. 

      Data-link circuit identifier

    • D. 

      Data-link circuit indicator

  • 11. 
    Router R1 receives a frame from router R2 with DLCI value 222 in it. Which of the following statements about this network is the most accurate?
    • A. 

      222 represents Router R1.

    • B. 

      222 represents Router R2.

    • C. 

      222 is the local DLCI on R1 that represents the VC between R1 and R2.

    • D. 

      222 is the local DLCI on R2 that represents the VC between R1 and R2.

  • 12. 
    A Frame Relay planning diagram shows the number 101 beside R1, 102 by R2, 103 by R3, and 104 by R4. No other DLCIs are listed. The lead network engineer tells you that the planning diagram uses global DLCI addressing and that a full mesh of VCs exists. Which of the following are true?
    • A. 

      Frames sent by R1 to R2, as they cross R2’s access link, have DLCI 102.

    • B. 

      Frames sent by R1 to R2, as they cross R2’s access link, have DLCI 101.

    • C. 

      Frames sent by R3 to R2, as they cross R3’s access link, have DLCI 102.

    • D. 

      Frames sent by R3 to R1, as they cross R3’s access link, have DLCI 102.

  • 13. 
    FredsCo has five sites, with routers connected to the same Frame Relay network. Virtual circuits (VC) have been defined between each pair of routers. What is the fewest subnets that FredsCo could use on the Frame Relay network?
    • A. 

      1

    • B. 

      2

    • C. 

      3

    • D. 

      4

    • E. 

      5

  • 14. 
    BarneyCo has five sites, with routers connected to the same Frame Relay network. VCs have been defined between each pair of routers. Barney, the company president, will fire anyone who configures Frame Relay without using point-to-point subinterfaces. What is the fewest subnets that BarneyCo could use on the Frame Relay network?
    • A. 

      1

    • B. 

      4

    • C. 

      8

    • D. 

      10

    • E. 

      12

  • 15. 
    R1 sends a Frame Relay frame over a VC to router R2. About the same time, a Frame Relay switch notices that too many packets are trying to exit the Frame Relay network over the access link connected to R2. Which of the following is the most likely result that could be caused by this scenario?
    • A. 

      R1 eventually receives a frame with BECN set.

    • B. 

      R1 eventually receives a frame with FECN set.

    • C. 

      R1 eventually receives a frame with DE set.

    • D. 

      None of the other answers is correct.