在建国50周年之际,全国著名的五星级饭店之一的北京饭店决定,在对其现有的客房进行翻修的同时,对计算机网络系统进行全面的技术改造。此次网络改造,在网络安全方面,要求网络系统能够建立多个虚拟网络,把下同的应用从逻辑上分开,从而提高传输效率和安全性。在网络带宽方面,要求能够使用Internet视频会议,支持 At the 50th anniversary of the founding of New China, Beijing Hotel, one of the nation’s prestigious five-star hotels, decided to conduct a comprehensive technological renovation of its computer network system while renovating its existing rooms. The network transformation, in terms of network security, requires that the network system establish multiple virtual networks and logically separate the same applications to improve transmission efficiency and security. In the network bandwidth, requires the ability to use Internet video conferencing support