| TDCS/CTC系统路局中心网络防火墙桥接模式 |
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| 引用本文： | 周佩琦. TDCS/CTC系统路局中心网络防火墙桥接模式[J]. 铁道通信信号, 2012, 48(3): 61-63 |
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| 作者姓名： | 周佩琦 |
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| 作者单位： | 乌鲁木齐铁路局电务处,乌鲁木齐,830001 |
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| 摘 要： | TDCS/CTC系统作为铁路运输指挥的重要行车设备,系统网络安全是保障其正常运行的因素之一,防火墙是重要的网络安全设备。简单介绍防火墙在TDCS/CTC系统中应用情况及接入模式,并根据TDCS/CTC系统的特点详细分析中心网络的2种防火墙接入模式(路由模式和桥接模式)及透明桥接模式的优势。
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| 关 键 词： | 防火墙 路由器 交换机 网络层 数据链路层 路由选择协议 透明桥接 |
Bridge Mode of TDCS/CTC Network Firewall in Railway Bureau Data Center |
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| Zhou Peiqi. Bridge Mode of TDCS/CTC Network Firewall in Railway Bureau Data Center[J]. Railway Signalling & Communication, 2012, 48(3): 61-63 |
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| Authors: | Zhou Peiqi |
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| Abstract: | As one of the critical equipment of train operation dispatching and command in railway transportation system,the network security of the TDCS/CTC is one of the key factors to ensure its normal operation and the firewall is one kind of key devices for protecting the network.In this article,the usage and access mode of the firewall in TDCS/CTC is introduced.According to the features of TDCS/CTC,the two access modes,Route Mode and Bridging Mode,in the center network are analyzed and the advantages of the transparent bridging mode are described |
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| Keywords: | TDCS/CTC（Train Operation Dispatching Command System/ Centralized Traffic Control） Firewall Switch Network Layer Data link layer Routing protocols Transparent bridging |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
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