CIT 105- Notes Day 1

Notes Day 1:

A host is anything connected to the internet

The connection between the host devices is called media. Three types of connections copper, fiber-optic, and wireless

Categories of a host:

-Clients/servers

-Network devices: (Switches), (Routers), (Firewalls)

Different types of servers:

-Files

-Mail

-Web

-Gaming

-Application

Multiple Clients will talk talk to a server

Switches connect multiple clients and servers and is connected to routers

1.2.4 Intermediary Devices

-Note to self the bullets under the diagram are important

End user devices connect via a NIC card

NIC card is the jack the it connects into

Switches connect to the media via a port

Routers connect to media via an Interface

Topology Diagram is a basically a map

Physical and logical topology is different physical show location and logical is showing the virtual location and both of them are important

1.2.5. below the chart is important

Not important

Don’t look at peer to peer communication not got going to be covered (1.2.2)