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introduction to network 1.3 - Coggle Diagram
introduction to network 1.3
main element of data communication system
message
It is the information to be communicated.
sender
It is the device which sends the data messages.
receiver
It is the device which receives the data messages.
transmission medium
It is the physical path by which a message travels from
sender to receiver.
protocol
It is a set of rules that governs the data communications.
rule establishment
protocol
message encoding
message timing
message size
message delivery options
message formatting and encapsulation
communication method
souce(sender)
message sources are people or electronic devices that need to communicate to other individual or devices
destination (receiver)
The destination receives the message
and interprets it.
channel (media)
Provides the pathway over which the message
can travel from source to destination.
network protocols
protocol stack
hypertext transfer protocol (HTTP)
transmission control protocol (TCP)
internet protocol
ethernet
layer name
application
HTTP
transport
TCP
internet
internet protocol (IP)
network access
ethernet
OSI LAYER
application, presentation, session
HTTP, DNS, DHCP, FTP
transport
TCP, UDP
network
ipv4, ipv6, icmpv4, icmpv6
data link , physical
PPP, frame relay, ethernet
TCP/IP LAYER
application
HTTP, DNS, DHCP, FTP
transport
TCP, UDP
internet
ipv4, ipv6, icmpv4, icmpv6
network access
PPP, frame relay,ethernet