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WC - 08 LAN Basics (Data Link Layer) - Coggle Diagram
WC - 08
LAN Basics
(Data Link Layer)
Purpose
Transforms the physical layer to a reliable link for upper layers.
Functions
Framing
Methods
Byte Count
Flag Bytes with Byte Stuffing
Flagbits with bit stuffing
Physical Layer coding violations
Physical Addressing
Flow Control
Error Control
Access Control
Services
Unacknoledged Connection Less Service
Ethernet
Acknowledged Connectionless Services
802.11
Acknowledged and Connection Oriented
Satelite
802.11
MAC Frame Header
MAC Header
Frame Control
Duration
Address * 4
Sequence Control
QoS Control
Frame Body
Frame Check Sequence
Max 2348