1. Using an Intranet Wihin a Company
FireWALL
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Intranet
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Mail system in intranet
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The benefit of Intranet
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2. FireWALL
Firewall can prevent from Attacking from other
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computer .
Firewal is almost software but sometime embedded
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in hardware

3. Intranet
Intranet is a network that is separated from other
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network .
It is using in company,or school.
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4. Mail system in intranet
Mail system in Intranet is using only in Intranet.
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It works like normal Internet mail system.
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