Cisco CCNA module 2

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Cisco CCNA module 2

  1. 1. 1© 2004, Cisco Systems, Inc. All rights reserved. Module 2 Networking Fundamentals
  2. 2. 222© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Objectives
  3. 3. 333© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Data Networks
  4. 4. 444© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Network History
  5. 5. 555© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Network History continued
  6. 6. 666© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Networking Devices
  7. 7. 777© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Network Topology
  8. 8. 888© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Network Protocols
  9. 9. 999© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Local-area Networks (LANs)
  10. 10. 101010© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Wide-area Networks (WANs)
  11. 11. 111111© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Metropolitan-Area Network (MANs)
  12. 12. 121212© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Storage-Area Networks (SANS)
  13. 13. 131313© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Virtual Private Networks (VPNs)
  14. 14. 141414© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Benefits of VPNs
  15. 15. 151515© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Intranet and Extranet VPN
  16. 16. 161616© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Importance of Bandwidth
  17. 17. 171717© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Bandwidth Pipe Analogy
  18. 18. 181818© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Bandwidth Highway Analogy
  19. 19. 191919© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Bandwidth Measurements
  20. 20. 202020© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Bandwidth Limitations
  21. 21. 212121© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Bandwidth Throughput
  22. 22. 222222© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Digital Transfer Calculation
  23. 23. 232323© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Digital versus Analog
  24. 24. 242424© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Using Layers to Analyze Problems
  25. 25. 252525© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Using Layers to Describe Data Communication
  26. 26. 262626© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id OSI Model
  27. 27. 272727© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id OSI Layers
  28. 28. 282828© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id OSI Layers •Provides connectivity and path selection between two host •Provides Logical address •No error correction, best effort delivery.
  29. 29. 292929© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id OSI Layers
  30. 30. 303030© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id OSI Layers
  31. 31. 313131© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id OSI Layers
  32. 32. 323232© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id OSI Layers
  33. 33. 333333© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id OSI Layers
  34. 34. 343434© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Peer-to-Peer Communication
  35. 35. 353535© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id TCP/IP Model
  36. 36. 363636© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Encapsulation
  37. 37. 373737© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Names for Data at Each Layer
  38. 38. 383838© 2004, Cisco Systems, Inc. All rights reserved. www.pnj.ac.id Summary

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