Line Configuration

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Definition

Refers to the way the devices are connected by a link. A link is physical or wireless connection between one or more devices.

Types

Point-to-Point

• Dedicated link between two devices.
• Whole capacity of the channel is reserved.
• Uses actual length of wire or cable to connect two ends.
• Microwave or satellite links can be established.
• Examples:
  Connection of devices in mesh topology.
  Connection between remote control and operating device such as CD player, television set, home theater etc.

Point-to-Multipoint

• More than two devices share the same link.
• Capacity of channel is shared spatially or temporarily.
• Allows broadcasting packets over the network.
• Each device is able to communicate with each other.
• Examples:
  A radio station.
  Video Conference.

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