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Data Link Control. Line Discipline Flow Control Error Control. Figure 10-1. Functions of Data Link Layer. Figure 10-2. Figure 10-3. Figure 10-4. ENQ/ACK. Figure 10-5. ENQ/ACK. Figure 10-6. Multipoint Discipline. Figure 10-7. Select. Figure 10-8. Poll. Figure 10-9.
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Data Link Control • Line Discipline • Flow Control • Error Control
Figure 10-1 Functions of Data Link Layer
Figure 10-4 ENQ/ACK
Figure 10-5 ENQ/ACK
Figure 10-6 Multipoint Discipline
Figure 10-7 Select
Figure 10-8 Poll
Figure 10-9 Flow control– set of procedures that tells the sender how much data it can transmit before it must wait for an acknowledgement from the receiver
Figure 10-10 Stop and Wait
Figure 10-11 Sliding Window
Figure 10-12 Sender Sliding Window
Figure 10-13 Receiver Sliding Window
Figure 10-14 Sliding Window Example
Figure 10-14-continued Sender
Figure 10-14-continued Receiver
Figure 10-16 Damaged Frame
Figure 10-17 Lost Frame
Figure 10-18 Lost ACK
Figure 10-19 Damaged Frame
Figure 10-20 Lost Frame
Figure 10-21 Lost ACK
Figure 10-22 Selective Reject
Reference Data Communications and Networking, 2nd ed.by Behrouz A. Forouzan
