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Unformatted text preview: Network Layer The network layer handles packets from a number of sources and determines the final destination, it makes sure the packets are sent to the correct addresses, it selects routes and checks the quality of service. Data Link Layer The data link layer encapsulates messages into frames at the physical layer, this layer labels data with a MAC address to make sure Physical Layer In the physical layer the data is physically moved across the network interface, it transforms data from bits into data that can be sent over the network. References http://en.wikipedia.org/wiki/Data_link_layer http://en.wikipedia.org/wiki/Physical_layer http://en.wikipedia.org/wiki/Network_layer http://en.wikipedia.org/wiki/Transport_layer http://en.wikipedia.org/wiki/Session_layer http://en.wikipedia.org/wiki/Presentaion_layer http://en.wikipedia.org/wiki/Application_layer Patrick Regan (2006). Local Area Networks...
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- Spring '11
- Software Applications