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Understanding Wireless Media Transmission and Cabling Systems

This article provides a comprehensive overview of wireless topologies, including Ad-hoc and Infrastructure networks, as defined by IEEE 802.11 standards. It explores the various cabling systems such as coaxial cables, fiber optics, and twisted pair cables, detailing their types, uses, and specifications. Special attention is given to Fiber Distributed Data Interface (FDDI), highlighting its characteristics and application in network communications. This guide serves as a resource for professionals seeking to enhance their knowledge of data transmission technologies.

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Understanding Wireless Media Transmission and Cabling Systems

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  1. 3.Transmission Media - Wireless -Cabling System

  2. Wireless Topologies • Ad hoc topology: Connects two or more wireless computers communicating with each other only • Infrastructure network: Connects wireless computers communicating with a network access point that provides access to a standard cabled network

  3. IEEE 802.11 Standards • IEEE 802.11a. Speeds of 1 to 2 Mbps • IEEE 802.11b. Speeds of 5.5 to 11 Mbps

  4. Cabling System • Coaxial cable • Fiber optic • Twisted pair

  5. Thick net

  6. Thin net

  7. A BNC Connector with a T Attached

  8. Coaxial Cable Types

  9. Coaxial cable

  10. Fiber Optic Cable

  11. Fiber Optic Connectors

  12. Fiber Optic Cable Types • Single mode: Used for wide area networks (WANs) and other long cable runs • Multimode: Used for local area networks (LANs) and short cable runs ((خاص ببنقل البيانات عبر الألياف الضوئية بين مسافات كبيرة مثل المدن والاعمال الطبيه))

  13. Fiber Distributed Data Interface (FDDI) Characteristics • First commercial 100-Mbps fiber optic protocol • Uses the token passing MAC mechanism • Supports both singlemode and multimode cable

  14. Twisted-Pair Cable

  15. STP محمي ببلاستك من الداخل • Twisted Pair غيرمحمي ببلاستك من الداخل UTP

  16. UTP Crimpling Tools

  17. UTP • { شكل الكابل UTP وترتيب ألوانه حسب النوع المطلوب}

  18. Crimpling UTP Cables

  19. UTP Standards

  20. UTP Type

  21. Straight cable 1/WO 2/o 3/WG 4/B 5/WB 6/G 7/WBR 8/BR Used with (PC,SW) ,(SW,R)

  22. Crossover cable 3 6 1 2 Used With (PC,PC),(R,R),(SW,SW)

  23. Rollover cable With (PC, Router)

  24. Summary of UTP

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