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Data Link Layer Design Issues. • it allows the receiver to inform the sender if a frame is lost or damaged during transmission and coordinates the retransmission of those frames by the sender. Flow control • refers to the mechanisms that make sure that the sending station cannot overwhelm the receiving station.
from venturebeat.com
Here major focus on services provided to the network layer, framing, error control and flow control. It provides services to the network layer and it receives services from the physical layer. Design issues of data link layer the problem at the data link layer (and much of the upper layers) is how to protect a fast transmitter from inundating a slow receiver with data.
Issues in data link layer. October 21, 2008 by keith stromberg. • receiver gives feedback on the data it can accept • rare in the link layer as nics run at “wire speed” − receiver can take data as fast as it can be sent flow control is a topic addressed in the data link and higher layers. The data link layer in the osi (open system interconnections) model, is in between the physical layer and the network layer.
