TCP/IP Model
Transmission control Protocol/Internet Protocol
Developed by DARPA(1970)-Defense Advanced Rese arch Project Agency
Can identify four layers
- Application
2.Host-to-Hos t (trans port)
3.Internet
4.Network Access
Network Access - Responsible for se nding and receiving packets
Internet - Provide s functions such as packaging, addres s ing, routing
Transport - Transportation and delivery of data packets
Application: Ability to acces s the servic es of the other layers
TCP – Transmission Control Protocol
Convert the informatio n into seg me nts
It provide s se que nc es number for each segment to put se gment back into an order
Will wait till the acknowledge me nt from receiving end
3-way hands hake to esta blish connection
UDP – User Datagram Protocol
Unreliable connection
No 3-way hands hake
Not respons ible to check the delivery of the packet to the destination
No acknowle dge ment process
IP – Internet Protocol
Principal communications protoc ol, other protocols are supporting protocol of IP
IP suite are used for relaying datagrams (pac kets ) acros s internetwork
IP looks at pocket’s addres s for routing
It will use routing table to se nd packets in the best route
I hope this information is useful for you. Please forgive any typos or incomplete sentences.
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