Networking Terminology :
Client-Server
client : Application that request a service from another device
server : Application that can give another device a service

Internet-Intranet
Internet : Public network
Intranet : Private network
Lan-Wan
Lan : Network in small geographic area
Wan : Network in wide geographic area
isp-Wan service provider
ISP
Wan service provider
Bandwidth : Maximum throughput/”speed”
networking device example : Nic, Hub, Switch, Router, Modem, etc.

Network model

TCP/IP model
- Application
- Transport
- Internet
- Network Access
* Application- Transport = Protocols
* Internet- Network Access = Networks

OSI MODEL
- Application
- Presentation
- Session
- Transport
- Network
- Data Link
- Physical
* Application, presentation, session = application layers
* Transport, network, data link, physical = data flow layers
Keyword
Application User Interface
Presentation Format data, compression, encryption
Session Establish, Maintain, terminate connection
between application
Trasport———- Reliability
– Reliable
– Unreliable
– 3 way handshake, acknowledgement
Network———- Addressing, Path Determination
Data link———- Access to media(Access Method)
Topology, Mac Address, Frame
Physical———- Physical connection, cable electrical, bit
Protocol/ device
Application——– Browser-Web Browser, mail client-mail server
presentation——-HTML,GIF, DOC, TXT
Session
Transport———-TCP,SPX, device UTP
Network———– ip,ipx,etc rip,ospf. device : router
Data link———–device : bridge/Switch
Physical———– device : repeater/hub

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