The advantages of networks are numerous they save money because only one printer, scanner or backup device is needed between multiple computers, files and memory can be shared between machines, files can also be made read only so they can’t be corrupted.
Software liecences are cheaper for networks than single computers and the administration is centralised so a program can be loaded onto multiple computers at once.
LAN (Local area network)
A group of computers under one administrative control
WAN (Wide area network)
A WAN connects LANs in different geographical areas, the internet is an example of this.
WLAN (Wireless LAN)
Wireless devices are used to connect computers
There are two main network types
Peer to peer
Each user controls their own machine and decides what others can see and use eg printers
When someone uses your information etc, they use your machine which impacts your memory.
Best to use with 10 or less machines
The client or host computer request information or services from the server. The server provides the information or service
Network interface cards (NIC) must have the following info
Protocols – Must be the same between computers working on the same network.
IP address – Must be unique to each device, can be manually configured or automatically configured using DHCP
MAC address – Assigned by the manufacturer, can’t be changed.
Preventitive maintanance for networks
Keep things clean and clear
Check for wear and tear
Label both ends of wires
Check wireless connection strength
Use ipconfig tool to check network configurations
Unplug and replug
login under different name