Itn 208 Chapter 11 Review Questions

20 Questions | Total Attempts: 54

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Network Quizzes & Trivia

Questions and Answers
  • 1. 
    Which of the following are reasons for upgrading to IPv6? (Choose all that apply.) 
    • A. 

      You can have as many public addresses as you want

    • B. 

      You are out of IPv4 addresses

    • C. 

      You need features provided by IPv6

    • D. 

      It is less complex and easier to understand

  • 2. 
    "Dual stack" refers to 
    • A. 

      Having stacks of routers in adjacent datacenter racks, for redundancy

    • B. 

      A system that is running either IPv4 or IPv6

    • C. 

      A system that is running both IPv4 or IPv6

    • D. 

      A system that is running tow instances of IPv6

  • 3. 
    Which of the following are reasons to implement tunnels as part of an IPv6 migration? (Choose all that apply.) 
    • A. 

      You have an IPv4 host that cannot be upgraded but needs to talk to the rest of the IPv6 network.

    • B. 

      You have a dual-stack host connected to an IPv4 network, and it needs to talk to the rest of the IPv6 network.

    • C. 

      You have two islands of IPv6 hosts separated by an IPv4 network.

    • D. 

      . You have two islands of IPv4 hosts separated by an IPv6 network

  • 4. 
    Which of the following steps is not involved in enabling ISATAP on an IPv6 network? 
    • A. 

      Configuring an ISATAP router

    • B. 

      adding an A record for ISATAP in DNS

    • C. 

      adding an AAAA record for ISATAP in DNS

    • D. 

      configuring the clients

  • 5. 
    Which of the following is a valid reason to use stateful autoconfiguration?
    • A. 

      Clients need a unique IP address.

    • B. 

      Clients need to know their default gateway.

    • C. 

      Clients need to know their DNS server and domain suffix.

    • D. 

      There is no valid reason.

  • 6. 
    Where can you get a block of IPv6 addresses if you are in the United States and plan to single-home your network? 
    • A. 

      an electronics store

    • B. 

      IANA

    • C. 

      your ISP

    • D. 

      ARIN

  • 7. 
    Where can you get a block of IPv6 addresses if you are in the United States and plan to multihome your network?
    • A. 

      An electronics store d. ARIN

    • B. 

      IANA

    • C. 

      Your ISP

    • D. 

      ARIN

  • 8. 
    What does the Windows command netsh interface ipv6 dump do? 
    • A. 

      Outputs a list of commands that can be used to rebuild the current IPv6 configuration

    • B. 

      Outputs diagnostic information about IPv6 that you can send to Microsoft for analysis

    • C. 

      Nothing

    • D. 

      Ts the configuration to factory defaults and wipes the buffers and counters

  • 9. 
    Why should you create and use a test lab? 
    • A. 

      To evaluate products

    • B. 

      to test applications as they are migrated to IPv6

    • C. 

      To test designs and create standardized configurations

    • D. 

      All of the above

  • 10. 
    Which tools should you include in a test lab? (Choose all that apply.) 
    • A. 

      Traffic simulator

    • B. 

      Protocol analyzer

    • C. 

      AED box

    • D. 

      Jump box

  • 11. 
    What is the preferred method for migrating networks from IPv4 to IPv6?
    • A. 

      Tunnels

    • B. 

      Dual stack

    • C. 

      translation

    • D. 

      convert everything at once

  • 12. 
    You need to tunnel through NAT. Which of the following is the best choice?
    • A. 

      Teredo

    • B. 

      6to4

    • C. 

      ISATAP

    • D. 

      None of the above

  • 13. 
    A host is running IPv6. You connect the host to an IPv4 network with no IPv6 routers. What happens by default to the host? 
    • A. 

      It will not be able to talk to any IPv6 hosts.

    • B. 

      It will be able to talk to the IPv6 Internet.

    • C. 

      It will only be able to talk to your IPv6 intranet.

    • D. 

      It will only be able to talk to IPv6 nodes on its local link.

  • 14. 
    How many link-local IPv6 addresses does a node have? 
    • A. 

      one

    • B. 

      one per interface

    • C. 

      as many as you configure

    • D. 

      None, because only routers have link-local addresses

  • 15. 
    Your decision to multihome your enterprise network will increase the number of prefixes in the default-free zone. How will this affect routers in the IPv6 Internet? (Choose all that apply.) 
    • A. 

      Increases memory required to store the routing table

    • B. 

      increases time to look up entries in the routing table

    • C. 

      increases the size of packets in the routers

    • D. 

      increases the number of prefix announcements between routers

  • 16. 
    Which of the following would not affect your choice of interior gateway protocol for IPv6? 
    • A. 

      Your legacy IPv4 protocol

    • B. 

      your hardware vendor

    • C. 

      The size of your circuits

    • D. 

      The size and complexity of your network

  • 17. 
    Which of the following have IPv6 routes? 
    • A. 

      All IPv6 nodes

    • B. 

      only IPv6 routers

    • C. 

      IPv6 routers and servers but not laptops

    • D. 

      only devices running an IPv6 routing protocol

  • 18. 
    What kinds of activities are appropriate to perform in a sandbox? 
    • A. 

      Test routing protocol changes

    • B. 

      Test tunneling schemes

    • C. 

      test security products

    • D. 

      all of the above

  • 19. 
    What will happen to a legacy IPv4 application that is not IPv6 native after you have upgraded your clients to be IPv6-only? 
    • A. 

      The server will automatically translate from IPv4 to IPv6 to talk to the clients.

    • B. 

      The clients will automatically translate from IPv6 to IPv4 to talk to the application.

    • C. 

      The application will automatically translate from IPv4 to IPv6 to talk to the clients.

    • D. 

      Clients will be unable to communicate with the application.

  • 20. 
    How many host addresses are there in IPv6-? 
    • A. 

      2^128 -2

    • B. 

      2^64

    • C. 

      2^64 -2

    • D. 

      2^128

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