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LAN Cabling

LAN Cabling. CCNA Instructor Training Course October 12-17, 2009 Department of Computer Engineering Kasetsart University. Objectives. Cabling the LANs Straight-through Cross-over Roll-over. Cost. Speed. Ports. Expandability. Manageability. LAN Device Consideration.

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LAN Cabling

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  1. LAN Cabling CCNA Instructor Training Course October 12-17, 2009 Department of Computer Engineering Kasetsart University

  2. Objectives • Cabling the LANs • Straight-through • Cross-over • Roll-over

  3. Cost Speed Ports Expandability Manageability LAN Device Consideration

  4. Ethernet in the Campus • 10base-T • Fast Ethernet • End user • Gigabit Ethernet • Backbone

  5. 100 Hz 5 MHz Solid Copper Conductors Outer Insulator (PVC) Twisted Pair Cable

  6. UTP Cables

  7. UTP cable standard

  8. UTP Cables and Ethernet

  9. Shielded Twisted-Pair Cable

  10. 100 KHz 500 MHz Coaxial cable

  11. Coaxial cable standard

  12. Coaxial cable connector • Barrel Connectors • Bayonet network connector (BNC) • T-connector • Terminator

  13. Attach the RJ-45

  14. RJ-45 Connector RJ-45 Connector PIN # PIN # 1 TD + TD + 1 2 TD - TD - 2 3 RD + RD + 3 4 4 5 5 6 RD - RD - 6 7 7 8 8 7 x 8 x 9 x 1 0 x 1 1 x 1 2 x 7 x 8 x 9 x 1 0 x 1 1 x 1 2 x t e n C r e 7 8 9 1 0 1 1 1 2 h t E A 1 2 3 4 5 6 1 x 2 x 3 x 4 x 5 x 6 x 1 x 2 x 3 x 4 x 5 x 6 x A B Ethernet Straight-Thru Cable Hub PC

  15. RJ-45 Connector RJ-45 Connector PIN # PIN # 1 TD + TD + 1 2 TD - TD - 2 3 RD + RD + 3 4 4 5 5 PC PC 6 RD - RD - 6 7 7 8 8 Ethernet Crossover Cable

  16. Ethernet Media and Connector • “Electronic Industries Association and the Telecommunications Industry Association” (EIA/TIA) standards • EIA/TIA-568 (SP-2840) • Commercial Building Telecommunications Wiring Standards

  17. 1. White/Green 1. White/Orange 2. Green 2. Orange 3. White/Orange 3. White/Green 4. Blue 4. Blue 5. White/Blue 5. White/Blue 6. Orange 6. Green 7. White/Brown 7. White/Brown 8. Brown 8. Brown RJ-45 Color Code EIA/TIA 568 A EIA/TIA 568 B

  18. Straight-Thru Cable 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 EIA/TIA 568 A EIA/TIA 568 B

  19. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Crossover Cable

  20. 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 straight-through Straight-Through Cable

  21. 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 cross-over Cross-Over Cable

  22. Bad Good Wires are untwisted too long Good vs. Bad Cabling

  23. 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 roll-over Roll-Over Cable

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