ccna-values

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Author:
gunbustr
ID:
121481
Filename:
ccna-values
Updated:
2011-12-09 21:32:15
Tags:
ccna
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Description:
IP values, facts, etc for CCNA
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  1. Class A Address Space

    What is the IP range, subnet mask, and private IP range for Class A?
    • Range: 1.0.0.0 ~ 126.255.255.255
    • Subnet Mask: 255.0.0.0
    • Private Range: 10.0.0.0 ~ 10.255.255.255
  2. Class B Address Space

    What is the IP range, subnet mask, and private IP range for Class B?
    • Range: 128.0.0.0 ~ 191.255.255.255
    • Subnet Mask: 255.255.0.0
    • Private Range: 172.16.0.0. ~ 172.31.255.255
  3. Class C Address Space

    What is the IP range, subnet mask, and private IP range for Class C?
    • Range: 192.0.0.0 ~ 223.255.255.255
    • Subnet Mask: 255.255.255.0
    • Private Range: 192.168.0.0 ~ 192.168.255.255
  4. /31

    What is the dotted decimal notation equivalent for the /31 subnet? How many total addresses are available in this subnet? How many usable addresses?
    • 255.255.255.254
    • 2 host addresses (0 usable)
  5. /30

    What is the dotted decimal notation equivalent for the /30 subnet? How many total addresses are available in this subnet? How many usable addresses?
    • 255.255.255.252
    • 4 host addresses (2 usable)
  6. /29

    What is the dotted decimal notation equivalent for the /29 subnet? How many total addresses are available in this subnet? How many usable addresses?
    • 255.255.255.248
    • 8 host addresses (6 usable)
  7. /28

    What is the dotted decimal notation equivalent for the /28 subnet? How many total addresses are available in this subnet? How many usable addresses?
    • 255.255.255.240
    • 16 host addresses (12 usable)
  8. /27

    What is the dotted decimal notation equivalent for the /27 subnet? How many total addresses are available in this subnet? How many usable addresses?
    • 255.255.255.224
    • 32 host addresses (30 usable)
  9. /26

    What is the dotted decimal notation equivalent for the /26 subnet? How many total addresses are available in this subnet? How many usable addresses?
    • 255.255.255.192
    • 64 host addresses (62 usable)
  10. /25

    What is the dotted decimal notation equivalent for the /25 subnet? How many total addresses are available in this subnet? How many usable addresses?
    • 255.255.255.128
    • 128 host addresses (126 usable)
  11. /24

    What is the dotted decimal notation equivalent for the /24 subnet? How many total addresses are available in this subnet? How many usable addresses?
    • 255.255.255.0
    • 256 host addresses (254 usable)
  12. Name the protocol and port for FTP.
    TCP Port 21
  13. Name the protocol and port for SSH.
    TCP Port 22
  14. Name the protocol and port for Telnet.
    TCP Port 23
  15. Name the protocol and port for SMTP.
    TCP Port 25
  16. Name the protocol and port for DNS.
    TCP and UDP Port 53
  17. Name the protocol and port for HTTP.
    TCP Port 80
  18. Name the protocol and port for POPv3.
    TCP Port 110
  19. Name the protocol and port for HTTPS.
    TCP Port 443
  20. Name the protocol and port for TFTP.
    UDP Port 69
  21. What is the default boot register value?
    0x2102
  22. What is the register value to boot flash and ignore NVRAM?
    0x2142
  23. What is the register to boot PROM?
    0x2102
  24. What is the registrer to boot PROM and ignore NVRAM?
    0x2141
  25. What is the register to boot ROMMON?
    0x2100
  26. What are the Standard ACL Numbers?
    • 1 ~ 99
    • 1600 ~ 1999
  27. What are the Extended ACL Numbers?
    • 100 ~ 199
    • 2000 ~ 2999
  28. What protocol does "C" represent in "show ip route"? What is its default administrative cost?
    • connected
    • administrative cost 0
  29. What protocol does "S" represent in "show ip route"? What is its default administrative cost?
    • static route
    • administrative cost 1
  30. What protocol does "B" represent in "show ip route"? What is its default administrative cost?
    • eBGP
    • administrative cost 20
  31. What protocol does "D" represent in "show ip route"? What is its default administrative cost?
    • EIGRP
    • administrative cost 90
  32. What protocol does "I" represent in "show ip route"? What is its default administrative cost?
    • IGRP
    • administrative cost 100
  33. What protocol does "O" represent in "show ip route"? What is its default administrative cost?
    • OSPF
    • administrative cost 110
  34. What protocol does "i" represent in "show ip route"? What is its default administrative cost?
    • ISIS
    • administrative cost 115
  35. What protocol does "R" represent in "show ip route"? What is its default administrative cost?
    • RIP
    • administrative cost 120

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