Internet
- Internet is wide network of computers and is open for all.
- Internet itself contains a large number of intranets.
- The number of users who use internet is Unlimited.
- The Visitors traffic is unlimited.
- Internet contains different source of information and is available for all.
- Internet uses the standard Internet Protocol (TCP/IP)
- Every computer in internet is identified by a unique IP address.
- IP Address is a unique set of numbers (such as 110.22.33.114) which identifies a computer’s location.
- A special computer DNS (Domain Name Server) is used to give name to the IP Address so that user can locate a computer by a name.
- Internet is accessible to every user all over the world.
Intranet
- Intranet is also a network of computers designed for a specific group of users.
- Intranet can be accessed from Internet but with restrictions.
- The number of users is limited.
- The traffic allowed is also limited.
- Intranet contains only specific group information.
- Usually each company or organization has their own Intranet network and members/employees of that company can access the computers in their intranet.
- Each computer in Intranet is also identified by an IP Address which is unique among the computers in that Intranet.
Similarities in Internet and Intranet
- Intranet uses the internet protocols such as TCP/IP and FTP.
- Intranet sites are accessible via web browser in similar way as websites in internet. But only members of Intranet network can access intranet hosted sites.
- In Intranet, own instant messengers can be used as similar to yahoo messenger/ gtalk over the internet.
Differences in Internet and Intranet
- Internet is general to PCs all over the world whereas Intranet is specific to few PCs.
- Internet has wider access and provides a better access to websites to large population whereas Intranet is restricted.
- Internet is not as safe as Intranet, as Intranet can be safely privatized as per the need.
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