当今时代,通讯和电子信息处理已经成为人们工作和生活不可或缺的重要组成部分。通讯和电子商务的竞争也日趋激烈,提供高品质服务及应用的能力是成功与否的关键组成部分,服务的短暂中断或数据的丢失会严重影响公司运营的持续性。现在,全球的业务连续性都要求高速的网络连接,任何 In today’s era, communications and electronic information processing have become an integral part of people’s work and life. Communications and e-commerce are also increasingly competitive. The ability to deliver high-quality services and applications is a key element of success, and the temporary disruption of services or the loss of data can materially affect the continuity of a company’s operations. Nowadays, business continuity around the world requires high-speed Internet connectivity, anything