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地震 ›› 2000, Vol. 20 ›› Issue (z1): 217-221.

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基于 ATM 技术的计算机网络中心子系统

李圣强, 李卫东, 李闽峰, 周园   

  1. 中国地震局分析预报中心 ,北京 100036
  • 收稿日期:2000-05-08 修回日期:2000-05-22 出版日期:2000-09-30 发布日期:2022-09-23
  • 作者简介:李圣强 (1969-) ,男, 福建松溪人 ,助理研究员, 1995年获硕士学位 ,主要从事计算机应用及系统集成研究。
  • 基金资助:
    中国地震局“九五”科研攻关项目 (95-02-01)

ATM-based System of Computer Networking Center of China Seismological Bureau

LI Sheng-qiang, LI Wei-dong, LI Min-feng, ZHOU Yuan   

  1. Center for Analysis and Prediction, CSB, Beijing 100036, China
  • Received:2000-05-08 Revised:2000-05-22 Online:2000-09-30 Published:2022-09-23

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摘要： 扼要概述了 ATM 网络的技术特点, 详细介绍了计算机网络中心计算机网络的系统构成及其特点 ,重点介绍了“ 地震分析预报网络信息管理与服务系统 (APNET)”的网络应用。网络中心通过扩频微波与中国地震局京区单位相联 ,通过卫星通讯链路、 X. 25专线与全国各省、自治区、直辖市地震局局域网相联, 通过中国金桥网和中国科教网接入 INTERNET。计算机网络中心采用 IBM 8265 ATM 交换机作为网络主干 ,通过光纤连接 6个分离的局域网段 ; 采用 2台 IBM RS /6000 H50作为主服务器, 在其上运行 D B2数据库系统及 Tivoli网管软件。网络中心的计算机系统作为一个软、硬件平台, 它既对网络运行、网络安全进行管理, 又为系统网络提供INTERNET 出口。目前 ,网络中心提供的服务有 DN S服务、 E-mail服务、 W WW 服务和 Proxy 服务以及地震会商信息查询服务 (APnet)等。

关键词: ATM 网络技术, 网络系统构成, APNET, 计算机网络中心

Abstract: This paper briefly describes the technology and characteristics of ATM networking, introduce systematic composition and features of the networking of Computer Networking Center of China seismological Bureau (NC-CSB) in detail, and mainly shows one of networking applications namely " Information Network for Earthquake analysis and prediction (short as APN ET) ". NC-CSB is connected to IN TERN ET through China GBN and CERN ET, to direct departments under CSB in Beijing through Extra-Frequent Micro wave and to nationwide departments of CSB with satellite communication link path and X. 25 leased line.
NC-CSB makes use of IBM 8265 intelligent Route Switch to build the main framework of the ATM enterprise network and connects 6 separate local network segments through fibers. The enterprise servers of NC-CSB are two IBMRS / 6000 H50 machines, which are installed HACM P and run DB2 database as well as Tivoli Network Management. The hardware and software platform of NC-CSB is not only manages the running and safety of network, but also provides the INTERNET connection for local network. Currently, many services such as Domain Name Service, E-mail Service, Web Service, Firewall Service, Proxy Service and seismo logical information query (APnet) service are provided.

Key words: ATM networking technology, Systematic com position of networking, APNET, Computer networking center of China seismological bureau

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