摘要
随着广播电视事业的发展,广电总局围绕建设城市信息化平台和家庭多媒体终端,搭建了覆盖全国范围的传输、交换大平台,使广电网从单一传输广播电视节目的行业网,发展为可以承载视频、语音、数据的多功能综合性信息化基础网络。随着网络的不断扩大,有线电视业务也得到迅速发展,目前已逐渐深入到乡镇一级,同时数据量也随之成倍增加,数据的安全可靠也成为相关部门日益关注的重点,在介绍数据安全的同时提出了基于网络的数据备份恢复方案,为各级部门提供借鉴。
With the development of Radio and Television industry, and the construction of urban informatiza- tion platform and family multi-media terminal as the center, the SARFT establishes a nationwide platform for transforming and exchanging, making radio-film-television network from haploid transferring Radio and TV programs to a nm|ti-function information based network that carries video, audio and data etc. As the network expands, time, the data Key CATV service develops rapidly, and is now going deep into villages and towns level. In the mean- quantity of data is multiplying and the security of data becomes the focus. This article introduces the security and presents a scheme of data backup and recovery, providing a reference.
出处
《中国有线电视》
2010年第3期252-255,共4页
China Digital Cable TV