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Computer network

From Academic Kids

(Redirected from Data communication)

A computer network is a system for communication among two or more computers. These networks may be fixed (cabled, permanent) or temporary (as via modems).

Contents

Categorizing

By functional relationship

By network topology

By specialized function

Protocol stacks

Computer networks may be implemented using a variety of protocol stack architectures, computer buses or combinations of media and protocol layers, incorporating one or more of:

For a list of more see Network protocols

For standards see IEEE 802.

Suggested topics

Further reading for acquiring an in-depth understanding of computer networks include:

Layers

OSI model TCP/IP model
  • Application layer
  • Transport layer
  • Network layer
  • Data link layer
  • Physical layer

Data transmission

Other

See also

References

External links

  • Networking and Microcomputers (http://www.ericdigests.org/pre-921/networking.htm)
  • Network - eLook Computing Reference (http://www.elook.org/computing/network.htm) - defines what a network is and provides leading links
  • Networking: K-12 (http://www.ericdigests.org/1993/k-12.htm)
  • Networking dictionary (http://www.airhive.net/modules.php?name=Encyclopedia&op=list_content&eid=5)
  • Prof. Rahul Banerjee's free e-book on Internetworking Technolgies deals with the foundations of major internetworking architectures. (chapters 4-9) [1] (http://discovery.bits-pilani.ac.in/rahul/PDFversions/Complete-InetBook-PHI-2003-Secure.pdf)

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