Introduction To Networks

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Introduction To Networks
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Types of Networks
Client-Server
Peer-to-Peer
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Peer-to-Peer
No Fileserver
Each computer has equal status
Each can share files and resources
In-built network support with
Windows 95, 98, 2000, NT and Mac OS
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• Choose Peer-to-Peer when
• You have same number of computers.
• You want to share files and printers.
• You want easy installation.
• You want users to manage their own computers.
• You do not frequently share large files .
• You are on a tight budget.

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Client-Server
Fileserver distributes all software files.
Requires a NOS (network operating system).
Windows NT or 2000 Server Novell
Netware AppleShare IP Unix
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• Choose Client-Server when
• You have a large number of computers.
• You need strong central security and reliable
  back up.
• You need the additional speed and performance.
• You frequently share large files.

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Network Components
Cabling
Coax UTP Fibre Optic Wireless
Network Interface Cards (NIC)
10 Mbps 100 Mbps
Distributors
Hubs Switches Routers
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Network Structure in Schools
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Admin
OASIS Server
OASIS NETWORK PRINTER
OASIS REMOTE PRINTER
OASIS REMOTE PRINTER
OASIS LOCAL PRINTER
Library
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Curriculum server
Admin
OASIS Server
OASIS NETWORK PRINTER
OASIS REMOTE PRINTER
OASIS REMOTE PRINTER
OASIS LOCAL PRINTER
Library
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ISDN line
Curriculum server
Admin
OASIS Server
OASIS NETWORK PRINTER
OASIS REMOTE PRINTER
OASIS REMOTE PRINTER
OASIS LOCAL PRINTER
Library
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What does it look like ?
Internet
Ozemail
DataVault
Bridge St
Oxford St
DataVault
DataVault
ITB (Herbert St.)
Districts
DTEC
TAFE
SCHOOLS
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Management Issues

• How easy is the network to administer?

• How readily can technical assistance be obtained?

• Who will access the network?

How many users?
Security?

• What software will operate over
• the network?

Compatibility?
Licensing ?
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