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  • Question
  • Which of the following are valid ways to refer only to host 172.16.30.55 in an IP access list?

    1. 172.16.30.55 0.0.0.255
    2. 172.16.30.55 0.0.0.0
    3. any 172.16.30.55
    4. host 172.16.30.55
    5. 0.0.0.0 172.16.30.55
    6. ip any 172.16.30.55


  • Options
  • A. 1 and 4
  • B. 2 and 4
  • C. 1, 4 and 6
  • D. 3 and 5

  • Correct Answer
  • 2 and 4 

    Explanation
    The wildcard 0.0.0.0 tells the router to match all four octets. This wildcard format alone can be replaced with the host command.

  • More questions

    • 1. Which class of IP address has the most host addresses available by default?

    • Options
    • A. A
    • B. B
    • C. C
    • D. A and B
    • Discuss
    • 2. How many non-overlapping channels are available with 802.11a?

    • Options
    • A. 3
    • B. 12
    • C. 23
    • D. 40
    • Discuss
    • 3. You have the following routing table. Which of the following networks will not be placed in the neighbor routing table?
      R    192.168.30.0/24 [120/1] via 192.168.40.1, 00:00:12, Serial0
      C    192.168.40.0/24 is directly connected, Serial0
           172.16.0.0/24 is subnetted, 1 subnets
      C    172.16.30.0 is directly connected, Loopback0
      R    192.168.20.0/24 [120/1] via 192.168.40.1, 00:00:12, Serial0
      R    10.0.0.0/8 [120/15] via 192.168.40.1, 00:00:07, Serial0
      C    192.168.50.0/24 is directly connected, Ethernet0

    • Options
    • A. 172.16.30.0
    • B. 192.168.30.0
    • C. 10.0.0.0
    • D. All of them will be placed in the neighbor routing table.
    • Discuss
    • 4. You have created a named access list called Blocksales. Which of the following is a valid command for applying this to packets trying to enter interface s0 of your router?

    • Options
    • A. (config)# ip access-group 110 in
    • B. (config-if)# ip access-group 110 in
    • C. (config-if)# ip access-group Blocksales in
    • D. (config-if)# blocksales ip access-list in
    • Discuss
    • 5. What multicast addresses does RIPng use?

    • Options
    • A. FF02::A
    • B. FF02::9
    • C. FF02::5
    • D. FF02::6
    • Discuss
    • 6. What is the maximum distance running the lowest data rate for 802.11a?

    • Options
    • A. About 100 feet
    • B. About 175 feet
    • C. About 300 feet
    • D. About 350 feet
    • Discuss
    • 7. Which of the following is considered to be the destination host before translation?

    • Options
    • A. Inside local
    • B. Outside local
    • C. Inside global
    • D. Outside global
    • Discuss
    • 8. Which router command allows you to view the entire contents of all access lists?

    • Options
    • A. show all access-lists
    • B. show access-lists
    • C. show ip interface
    • D. show interface
    • Discuss
    • 9. Which layer 4 protocol is used for a Telnet connection?

    • Options
    • A. IP
    • B. TCP
    • C. TCP/IP
    • D. UDP
    • Discuss
    • 10. What protocol does PPP use to identify the Network layer protocol?

    • Options
    • A. NCP
    • B. ISDN
    • C. HDLC
    • D. LCP
    • Discuss


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