Engineering Tutorials
Tuesday, 24 March 2009
Different layers of OSI model
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• The Physical Layer transforms data into bits that are sent across the physical media. • The Data Link layer determines access to the netwo...
Data Communication
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OSI Model • OSI model is just a guideline for protocol design, not the actual protocols • Not all layers are always used o Internet...
Link Budget
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It ascertains that the RF equipment would cater to the requirements of the network topology and satellite modems in use. The link Budget est...
CDMA (Code Division Multiple Access)
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Under this, a central network monitoring system allocates a unique code to each of the VSATs enabling multiple VSATs to transmit simultaneou...
DAMA (Demand Assigned Multiple Access)
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The network uses a pool of satellite channels, which are available for use by any station in that network. On demand, a pair of available ch...
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