CCNA basic points
What is called "Network"?
It is a collection of computers, mainframes, servers or other devices connected to one another and allowed to share data.
What is "IP address"?
That's how devices recognize each other in a network.
LAN - Local Area Network
Group of computers and devices sharing a common communication line or a server and commonly LAN is distributed in a office or in a building.
In a Network, the main things we consider are
The group of servers which are distributed geographically and work together to deliver the deliver pages and web content, or can be consider as proxy servers to prevent the delay.
Network topologies
Network Models
Easy way to remember the order of the layers,
"Please Do Not Throw Sausage Pizza Away"
It is a collection of computers, mainframes, servers or other devices connected to one another and allowed to share data.
What is "IP address"?
That's how devices recognize each other in a network.
LAN - Local Area Network
Group of computers and devices sharing a common communication line or a server and commonly LAN is distributed in a office or in a building.
In a Network, the main things we consider are
- Network Speed
- Delay
- Availability
The group of servers which are distributed geographically and work together to deliver the deliver pages and web content, or can be consider as proxy servers to prevent the delay.
Network topologies
- Star topology
- Bus topology
- Ring topology
Network Models
- TCP/ IP model
- OSI(Open Systems Interconnection) model
Easy way to remember the order of the layers,
"Please Do Not Throw Sausage Pizza Away"
- Application layer
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