文章描述了安全多播系统中的密码api的设计与实现，并讨论了密码算法实现中的优化问题。
This paper describes the design and implementation of the cryptographic API in Secure Multicast System and discusses the optimization of the cryptographic algorithms in implementation.
安全多播系统对安全的需求比较复杂，包括身份认证、数据认证、数据完整性、密钥更新等多方面需求。
The security request of security multicast is different, including identity authentication, data authentication, data integrality, key updating etc.
在原型系统方面，研究并实现了一个新的基于代理服务器的覆盖多播系统—服务可定制的覆盖多播系统(SCOMS)。
In prototype, a new proxy-based overlay multicast system called Service Customizable overlay multicast system (SCOMS) is studied and implemented.
本文介绍了利用COM组件技术开发的一套基于IP多播的讨论式桌面会议系统，并且介绍了其模型及部分功能的实现方法。
This paper introduces the design and implement of a discussing conferencing system base the on IP network using COM object.
在此基础上，我们分别从覆盖多播的集中式路由算法、分布式路由协议和原型系统等几方面开展了研究工作。
Based on the above work, our research on overlay multicast is performed in the following aspects, which include centralized routing algorithms, distributed routing protocols and system prototype.
多播技术是控制CAN总线系统中节点同步工作的有效方法。
Multicast is an effective way to control nodes working synchronously in CAN bus system.
在已有工作的基础上，针对系统功能及协议设计提出了一些改进意见，包括加入多播功能、融入智能视频技术、编码器优化等。
Based on the existing work, the paper proposes several Suggestions on system function and protocol design, including the multicast function, intelligent video technology, codec optimization, etc.
实验床中的各移动节点都运行按需单播路由协议与多播路由协议，并可通过基站系统与有线骨干网连接。
Each node runs both the unicast routing protocol and the multicast routing protocols on a dynamic on demand basis, and interfaces seamlessly with the existing Internet infrastructure.
在多播环境下，考虑带宽影响研究了一种基于树结构的扩频指纹嵌入系统。
The spread spectrum fingerprints embedding is researched based on tree-structure at multicast following Gaussian with bandwidth requirement.
在系统应用方面，通过对TDCS系统与其它系统交互信息类型分析，划分系统的多播组类型，优化信息的通信。
In application, by analysis the interaction TDCS system with other systems, divided system into different multicast group (MG), optimized information communication.
系统软件包括音视频处理、音视频同步及数据加密和多播传输等功能。
On software it's composed of audio-video processing function, audio and video synchronizing function, audio and video data secrecy function, multicast transmission function.
按照自律分散系统多波组的概念将每个VLAN作为局级TDCS系统数据域的一个多播组，可以完成不同类型信息的处理及管理。
According to the concept of MG in ADS system, each VLAN is a MG of data field of railway administration TDCS, complete different types of information processing and management.
另外，对于多源多宿的多播网络而言，在中继节点实施无线网络编码还可以提高系统的吞吐量。
On the other hand, for the multi-source multi-destination multicast network, applying the wireless network coding to the relays can help to enhance the network throughput.
系统同时支持多组的多点会议，会议人员通过IP多播网互连，实现实时的多媒体数据通信。
The system support several multi-point conferences simultaneously, and terminals are connected by IP multicast network, thus enabling the realtime multimedia data communication.
RTP起初设计用于多播会议系统，使用轻量事务模式。
RTP was originally designed for use in multicast conferences, using the lightweight sessions model.
介绍了多播克隆软件的安装与配置如何克隆整个硬身和其它计算机；Windows + Linux双系统的建立与维护方法。
This article introduced the installation and configuration of multicast clone software and how to clone the whole disc and other computers.
介绍了多播克隆软件的安装与配置如何克隆整个硬身和其它计算机；Windows + Linux双系统的建立与维护方法。
This article introduced the installation and configuration of multicast clone software and how to clone the whole disc and other computers.
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