Your network has to live somewhere on the Internet, as do all websites. You’ll need a computer, more specifically a server, to host your network. Your organization may choose to host your network on the server of your social network service provider, or you can use an in-house server or a hosting company to house your network instead.
A server is a computer whose operating system and hardware have been designed to provide information to a large audience at high speed with a minimum of potential issues due to failure.
Anyone interested in your network will find it by visiting its web address—something like the familiar ...

Get The Complete Idiot's Guide® To Creating a Social Network now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.