1. 1. Question
    Which broadband wireless technology is based on the 802.11 standard?
    •  municipal Wi-Fi
  2. 2. Question
    What is the approximate distance limitation for providing a satisfactory ADSL service from the central office to a customer?
    •  3.39 miles or 5.46 kilometers
  3. 3. Question
    What is a component of an ADSL connection that is located at the customer site?
  4. 4. Question
    What is the function of the DSLAM in a broadband DSL network?
    •  multiplexes individual customer DSL connections into a single upstream link
  5. 5. Question
    Which broadband technology would be best for a small office that requires fast upstream connections?
    •  fiber-to-the-home
  6. 6. Question
    What are two WAN connection enhancements that are achieved by implementing PPPoE? (Choose two.)
    •  PPP enables the ISP to assign an IP address to the customer WAN interface.
    •  CHAP enables customer authentication and accounting.
  7. 7. Question
    When PPPoE is configured on a customer router, which two commands must have the same value for the configuration to work? (Choose two.)
    •  dialer pool 2
    •  pppoe-client dial-pool-number 2
  8. 8. Question
    Why is the MTU for a PPPoE DSL configuration reduced from 1500 bytes to 1492?
    •  to accommodate the PPPoE headers
  9. 9. Question
    What are two characteristics of a PPPoE configuration on a Cisco customer router? (Choose two.)
    •  The PPP configuration is on the dialer interface.
    •  The Ethernet interface does not have an IP address.
  10. 10. Question
    Where is PPPoE configured on a Cisco router?
    •  on the dialer interface
  11. 11. Question
    How can the use of VPNs in the workplace contribute to lower operating costs?
    •  VPNs can be used across broadband connections rather than dedicated WAN links.
  12. 12. Question
    How is “tunneling” accomplished in a VPN?
    •  New headers from one or more VPN protocols encapsulate the original packets.
  13. 13. Question
    Which two statements describe a remote access VPN? (Choose two.)
    •  It is used to connect individual hosts securely to a company network over the Internet.
    •  It may require VPN client software on hosts.
  14. 14. Question
    Which is a requirement of a site-to-site VPN?
    •  It requires a VPN gateway at each end of the tunnel to encrypt and decrypt traffic.
  15. 15. Question
    What functionality does mGRE provide to the DMVPN technology?
    •  It allows the creation of dynamically allocated tunnels through a permanent tunnel source at the hub and dynamically allocated tunnel destinations at the spokes.
  16. 16. Question
    Which two scenarios are examples of remote access VPNs? (Choose two.)
    •  A mobile sales agent is connecting to the company network via the Internet connection at a hotel.
    •  An employee who is working from home uses VPN client software on a laptop in order to connect to the company network.
  17. 17. Question
    Refer to the exhibit. What solution can provide a VPN between site A and site B to support encapsulation of any Layer 3 protocol between the internal networks at each site?
    CCNA4 v6.0 Chapter 3 Exam 002
    CCNA4 v6.0 Chapter 3 Exam 002
    •  a GRE tunnel
  18. 18. Question
    Which three statements are characteristics of generic routing encapsulation (GRE)? (Choose three.)
    •  GRE is stateless.
    •  GRE does not have strong security mechanisms.
  19. 19. Question
    Refer to the exhibit. Which IP address is configured on the physical interface of the CORP router?
    CCNA4 v6.0 Chapter 3 Exam 005
    CCNA4 v6.0 Chapter 3 Exam 005
  20. 20. Question
    Refer to the exhibit. Which IP address would be configured on the tunnel interface of the destination router?
    CCNA4 v6.0 Chapter 3 Exam 003
    CCNA4 v6.0 Chapter 3 Exam 003
  21. 21. Question
    Refer to the exhibit. A tunnel was implemented between routers R1 and R2. Which two conclusions can be drawn from the R1 command output? (Choose two.)
    CCNA4 v6.0 Chapter 3 Exam 004
    CCNA4 v6.0 Chapter 3 Exam 004
    •  The data that is sent across this tunnel is not secure.
    •  A GRE tunnel is being used.
  22. 22. Question
    What is used by BGP to determine the best path to a destination?
  23. 23. Question
    What command specifies a BGP neighbor that has an IP address of and that is in AS 500?
    •  (config-router)# neighbor remote-as 500
  24. 24. Question
    True or False?
    Multiple BGP processes can run on a router.
  25. 25. Question
    Refer to the exhibit. Which two configurations will allow router R1 to establish a neighbor relationship with router R2? (Choose two.)
    CCNA4 v6.0 Chapter 3 Exam 001
    CCNA4 v6.0 Chapter 3 Exam 001
    •  R1(config)# router bgp 65001
      R1(config-router)# network
      R1(config-router)# neighbor remote-as 65002
    •  R2(config)# router bgp 65002
      R2(config-router)# network
      R2(config-router)# neighbor remote-as 65001
  26. 26. Question
    Open the PT Activity. Perform the tasks in the activity instructions and then answer the question.
    What is the code displayed on the web page?
    •  BGP is running!