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Explorer
Developed by the US Department of Defense during the cold war. ARPANET was designed to survive nuclear attacks: the
authority was distributed over a large number of geographically dispersed computers, so that - even if most servers were destroyed - the remaining servers would be able to continue on. This computer network concept was the basis of the Internet .
(Prehistoric!) database service for finding files stored on anonymous FTP sites.
Device (computer) that serves many other devices. For example, a computer that not only handles dial-up modem calls for an ISP , but also supports ISDN connections, leased-lines, while it is also a router , well, that is a typical aggregator.
123456
A condition in (part of) a network when the data traffic is so heavy that it slows down the response time of the network.
The mother-tongue of the Net. The operating system is found on many of the Net's routers and servers.
123456
Plain old telephone service
a twitter-like microblogging service in Chinese. The website is www.fanfou.com.
80/tcp World Wide Web HTTP