Fiber modems, Computer Networking


LAN methods are discovered to perform within the same building. However most institutions have offices located far apart from one other.


 The highest cable length of a LAN is fixed because the electrical signal level becomes weaker as it travels. The delays have be short to allow access functions (CSMA/CD, token passing) work properly.

 However in most cases a LAN requires to be extended layer distances than the max. Cable length size.


Posted Date: 10/27/2012 9:04:43 AM | Location : United States

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