The Internet was designed in the 1960’s to offer a communications network that would work even if a number of the sites were destroyed by nuclear assault. Grassroots efforts have led to wi-fi neighborhood networks Commercial Wi-Fi services overlaying massive metropolis areas are in place in New York , London , Vienna , Toronto , San Francisco , Philadelphia , Chicago and Pittsburgh The Internet can then be accessed from such locations as a park bench.
The Internet could be accessed virtually anywhere by numerous means, including through cell Internet devices Mobile phones, datacards , handheld game consoles and cellular routers allow users to hook up with the Internet wirelessly Within the limitations imposed by small screens and other restricted amenities of such pocket-sized devices, the providers of the Internet, together with electronic mail and the net, could also be out there.
In this strategy, the selection of any individual network technology was not dictated by a specific community structure but rather may very well be selected freely by a provider and made to interwork with the opposite networks by way of a meta-level Internetworking Structure”.
Faculties topic to CIPA have two further certification necessities: 1) their Internet safety policies must embrace monitoring the net actions of minors; and a pair of) as required by the Defending Kids within the 21st Century Act, they must present for educating minors about acceptable on-line habits, including interacting with other people on social networking websites and in chat rooms, and cyberbullying consciousness and response.
An office worker away from their desk, perhaps on the other aspect of the world on a business trip or a holiday, can entry their emails, access their information using cloud computing , or open a remote desktop session into their workplace COMPUTER utilizing a safe virtual personal community (VPN) connection on the Internet.