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TOPIC 1.2 - Coggle Diagram
TOPIC 1.2
NETWORK PROTOCOL REQUIREMENTS
Message Formatting and Encapsulation
Message Size
Message Timing
Message Encoding
Message Delivery options
BENEFITS OF USING LAYERED MODEL
Prevention technology changes in one layer from affecting other layer
Providing a common language
Fostering Computition
Assisting in protocol design
COMMUNICATION FUNDAMENTALS
Messages source (sender)
Massage destination (Receiver)
Channel
TWO LAYERS MODEL IN NETWORK OPERATION
Open System Interconnection (OSI)
7 Layers or OSI
-Application
-Presentation
-Session
-Transport
-Network
-Data link
-Physical
Transmission Control Protocol/Internet Protocol (TCP/IP)
-Application layer
-Transport Layer
-Internet layer
Network Access Layer
OSI MODEL and TCP/IP MODEL COMPARISON
SIMILAR
-Share similar architecture
-Share a common application layer
-Both model have comparable transport and network layers
DIFFERENCES
-Protocol standard
-A simple model
-Combines the presentation and session layer issues into its application layer