China Public Computer Internet (CHINANET), also known as the Internet of Ministry of Posts and Telecommunications and China Public Internet, is an electronic information network based on Internet network technology operated and managed by the Ministry of Posts and Telecommunications. 1995 started networking and provided services to the society in May. CHINANET consists of backbone network and access network. Backbone network is its main information channel, which is composed of network nodes of municipalities and provincial capitals. Access network is a network formed by network connection established in various provinces (regions). CHINANET's flexible access mode and access points all over the country can easily access the Internet, enjoy the rich information resources and various services on the Internet, and provide a convenient network environment for domestic computer interconnection and domestic information resource sharing.
☆ China Education and Research Network (CERNET) 1994 was launched, and the first phase of the project was completed by the end of 1995, including Beijing (network center), Shanghai, Nanjing, Guangzhou, Wuhan, Xi, Chengdu, Shenyang and other big cities with concentrated institutions of higher learning. There is an international special line connecting the United States. The national backbone network (1 1 64Kbps DDN dedicated line) was opened in June 1995. After the completion of the second phase of the project, the national backbone network and international networking have been gradually upgraded, with the backbone network reaching more than 2Kbps and international networking reaching more than 8Kbps.
CSTNET is sponsored by China Academy of Sciences and jointly built by Tsinghua University and Peking University. In April, 1994 opened a special line connection with the Internet. 65438+1May 2, 19941day, the setting of the main server of the highest domain name CN in China was completed, and the TCP/IP connection with the Internet was realized. By the end of 1995, the project of "networking 100 institutes" was basically completed. By the end of 1997, more than 100 Ethernet, more than 3,000 computers and more than 1000 users have been connected, making it a national scientific research and education network with large area, large consumption, good performance, large communication volume and complete service facilities.
☆ China Jinqiao Information Network (CHINAGBN) is a national public economic information communication network, managed by the former Ministry of Electronic Industry, which provides data communication and information services for the government, enterprises and institutions and the public. Jinqiao network was connected to the Internet at the end of the year, and 24 cities have been opened. More than 0/000 local and remote simulation terminals have been developed to provide comprehensive Internet services.