在广域网和城域网的网络传输中，高端路由器扮演着及其重要的角色。
In the network transmission of local area network and wide area network, high-end routers play an important role.
介绍了千兆教育城域网的方案设计、拓扑结构和设备选型，并给出中心节点和主节点网络互连的路由详细配置。
The paper gives design, network topology and network equipment selection of science and technology MAN, and gives detailed configuration of Internet route of center node and main node.
本文主要是对城域网中一种新型的数据传输技术—弹性分组环（RPR），进行了详细地探讨和深入地研究。
In this paper, one new data transport technology named Resilient Packet Ring (RPR) in metropolitan area networks is discussed and anayzed in a great extend.
介绍了山东省寿光市建设和使用教育城域网的经验。
This article introduces experience of construction and use of education city area network in Shouguang city Shandong province.
本文介绍了802.16系列标准与规范的制定过程， 比较了802.16和802.11在技术特点和市场定位方面的不同，并分析了无线宽带城域网产品未来的市场发展前景。
The evolution of IEEE 802.16 standards are introduced, and the differences between 802.16 and 802.11, as well as the prospective of related products, are analyzed.
本文主要讨论贵阳市教育城域网的主干网络设计，主要涉及网络的拓朴结构、光纤网络设计、路由设计、设备参考选型和将来网络扩展等方面的问题。
This paper mainly discusses the backbone design of Guiyang educational metropolitan area network, including network topology, fiber network, route design, network devices and network expansion, etc.
目前，ASON在国内的城域传送网和省级骨干传送网中已经有了少量应用，北京通信构建了ASON城域网。
Now ASON has found quite a few applications in domestic metropolitan transport networks and provincial backbone transport networks. Beijing Communications has built its metropolitan ASON.
最后，分析了网通宽带城域网，提出了IPTV承载网的改造和建设方案。
Finally, analyzed the net to pass the wide band metropolitan area network, proposed the IPTV load bearing network transformation and the construction plan.
可是IP城域网宽带接入网络的建设模式和相应的技术策略因为业务的特点不同，呈现出很多的变化。
However, the network model and corresponding technology strategy of MAN IP broadband access network present variety variously due to different operation characteristics.
基于这些城域网技术和规划原则，提出了对广州联通城域网的优化改造方案。
Based on these MAN technologies and planning principles, we propose a scheme of GuangZhou UNICOM MAN Network Optimization rehabilitation programs.
可以肯定地说，在城域网和广域网方面，以太网都有厉害的竞争者。
To be sure, Ethernet has some serious competitors in both MANs and WANs.
城域网能够同时撑持数据和声音的传输，以至能够和本地有线电视连连通起来。
A MAN can support both data and voice, and might even be related to the local cable television network.
最后，结合宽带城域网建设的关键技术和大连宽带城域网现状，给出该教育联网项目的关键问题解决及具体实施方案。
Finally, with the key technologies of Dalian Metropolitan Area Broadband situation, the paper gives the solving of key networking project of the education problem and the specific implementation plan.
根据城域网的定位及作用，对城域光网络的结构、组网原则和光纤选用等问题进行了讨论。
The architecture of metro optical network, networking principles and the selection of optical fiber cable are discussed in accordance with metro network positioning and function.
本论文所讨论的重点就是在基于SDH的城域网传送平台上如何实现多业务传送和具体的典型网络设计。
This article focuses on the issues that how to complete the multi-task transmitting and the specifically typical network designs at the City Area network platform based on SDH.
论文中设计和实现了一种城域内企业网大带宽专线互联方案，采用基于宽带城域网的MPLSVPN技术来进行数据传输租线业务实现。
This thesis has designed a kind of big net width data line for the service of data transmission based on wideband Metropolitan Area Network(MAN)'s MPLS VPN technology.
论文中设计和实现了一种城域内企业网大带宽专线互联方案，采用基于宽带城域网的MPLSVPN技术来进行数据传输租线业务实现。
This thesis has designed a kind of big net width data line for the service of data transmission based on wideband Metropolitan Area Network(MAN)'s MPLS VPN technology.
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