my ccna

Card Set Information

Author:
stevejlarson1053
ID:
224905
Filename:
my ccna
Updated:
2013-06-24 22:30:07
Tags:
ccna cisco
Folders:

Description:
flashcards for ccna exam
Show Answers:

Home > Flashcards > Print Preview

The flashcards below were created by user stevejlarson1053 on FreezingBlue Flashcards. What would you like to do?


  1. device responsible for forwarding data packets along networks
    router
  2. data link layer devices that enable multiple physical LAN segments to be interconnected
    switch
  3. routing takes place at what layer
    3 - network
  4. switching takes place at what layer
    2- data link
  5. what are the four basic components of a network
    • protocols
    • transmission media
    • network operating system - nos
    • shared resources
  6. what is the first half of a mac address
    the vendor id
  7. what is the second half of a mac address
    the unique identifier
  8. what does Arp resolution do
    resolves the mac address to  IP
  9. a big LAN may be segmented into smller ones through ____________?
    switching
  10. what are the two major types of networks
    • peer to peer
    • server based
  11. each computer in a __________ network can share and use resources like printers and files
    peer to peer
  12. a ________ topology has all connections terminating into a centralized concentrator
    star
  13. a switch has all devices centrally connect to a device that will record its ______________ after the flooding stage
    mac address
  14. what are the two types of switching mechanism
    • store and forward
    • cut through
  15. each switch port provides a dedicated full speed _________________ segment
    ethernet
  16. what is layer 7
    Application
  17. what is layer 6
    presentation
  18. what is layer 5
    session
  19. what is layer 4
    transport
  20. what is layer 3
    network
  21. what is layer 2
    data link
  22. what is layer 1
    physical
  23. which layer is responsible for identifying and establishing the availability of desired communication partners and verifying sufficient resources exist for communication
    • application
    • layer 7
  24. HTTP (80), SMTP (25), and FTP (21) work at which layer
    • application
    • 7
  25. what is the common port number for HTTP
    80
  26. what is the common port number for SMTP
    25
  27. what is the common port number for FTP
    21
  28. what is the common port number for TELNET
    23
  29. what is the common port number for SSH
    22
  30. The port numbers in the range from 0 to 1023 are the __________ ports
    well-known
  31. List of TCP and UDP port numbers
    https://en.wikipedia.org/wiki/List_of_TCP_and_UDP_port_numbers

What would you like to do?

Home > Flashcards > Print Preview