Dịch vụ mạng thế hệ kế tiếp P12

Internet-Based Services It all started with Internet Service Providers (ISPs) offering to host a company’s website and email. ISPs can offer economies of scale and could cost effectively maintain a permanent connection to the Internet and offer dial-up solutions to their customers. The customers in return get a permanent presence on the Internet for their website and permanent email delivery service. In the corporate environments the move from centralised server and mainframe environments to peer-to-peer networks with local workgroup servers had started the return to centrally managed servers....