• ↑↓ pour naviguer
  • pour ouvrir
  • pour sélectionner
  • ⌘ ⌥ ↵ pour ouvrir dans un panneau
  • ←→ pour naviguer
  • esc pour rejeter
⌘ '
raccourcis clavier

30. Network Cabling

Introduction to Network Cabling

Network cabling is the process of installing and connecting cables to create a computer network. Network cabling is a critical part of any network, as it is the physical medium that carries the data. There are many different types of network cables, and each type has its own advantages and disadvantages.

Types of Network Cables

There are many different types of network cables, but some of the most common types are:

  • Twisted-Pair Cable: Twisted-pair cable is the most common type of network cable. It is made up of two insulated copper wires that are twisted together. Twisted-pair cable is inexpensive and easy to install.
  • Coaxial Cable: Coaxial cable is a type of network cable that is used for high-speed data transmission. It is made up of a central copper core, an insulator, a braided metal shield, and an outer cover. Coaxial cable is more expensive than twisted-pair cable, but it is also more resistant to interference.
  • Fiber-Optic Cable: Fiber-optic cable is a type of network cable that uses light to transmit data. It is made up of a thin strand of glass or plastic that can carry light for long distances. Fiber-optic cable is the most expensive type of network cable, but it is also the fastest and most secure.

Network Cable Standards

There are many different network cable standards, but some of the most common standards are:

  • Ethernet: Ethernet is the most common network cable standard. It is a family of standards that define the physical layer and data link layer of a computer network.
  • Token Ring: Token Ring is a network cable standard that was developed by IBM. It is a token-passing standard that is used in a ring topology.
  • Fiber Distributed Data Interface (FDDI): FDDI is a network cable standard that is used for high-speed data transmission. It is a token-passing standard that is used in a dual-ring topology.

Network Cable Installation

Network cable installation is a complex process that should be performed by a qualified technician. The steps in network cable installation are as follows:

  1. Planning: The first step is to plan the network cable installation. This will involve determining the layout of the network and the types of cables that will be used.
  2. Installation: The next step is to install the network cables. This will involve running the cables through the walls and ceilings.
  3. Termination: The next step is to terminate the network cables. This will involve connecting the cables to the network devices.
  4. Testing: The final step is to test the network cables. This will involve testing the cables to make sure that they are working properly.

Network Cable Troubleshooting

There are many different network cable problems, but some of the most common problems are:

  • Broken cable: A broken cable is a cable that has been physically damaged. This can be caused by a variety of factors, such as a sharp object, a rodent, or a power surge.
  • Loose connection: A loose connection is a connection that is not secure. This can be caused by a variety of factors, such as a faulty connector, a misconfigured network device, or a power outage.
  • Interference: Interference is a type of noise that can disrupt the signal on a network cable. This can be caused by a variety of factors, such as other electronic devices, power lines, or fluorescent lights.