采用IP组播技术的群组通信将是包交换通信网络中非常重要的一类应用。
Group communication based on IP-multicast technology will be an important part of packet switch networks.
在文中提出一种实时群组编辑器模型并且详细描述其中操作组播的原则以及实现方式。
This paper proposes a model of real-time group editor and describes principles and design methods of the operation multicast in detail.
多播是一种群组通信的手段，要求将信息从一个数据源同时传送到多个目的地。
Multicasting is a means of group communications. It delivers information from a source to several destinations in the same time.
组播是面向群组接收者的首选网络通信技术，但缺乏安全机制限制了组播在各种网络业务中的广泛应用。
Multicast is the current prime network technique focusing on the group receivers, but the absence of security mechanism has limited its application in various network services.
客户端会传送IGMP加入群组讯息到指定的群播路由器。
The client sends an IGMP join message to its designated multicast router.
组播技术采用群组发送的方式，用路由器来复制数据包，保证任何时候每条链路中只有一份数据包，因此节约了网络带宽。
Multicast technology applies the method of group transmissions, using Router to copy data packages, it promised only one data package in every link at any time, and saved bandwidth.
针对大型动态群组组播通信密钥更新开销大的问题，提出一种高效的混合组播密钥管理方案。
This paper proposes an efficient hybrid multicast key management scheme to solve the problem of high key update cost in large dynamic multicast group.
针对大型动态群组组播通信密钥更新开销大的问题，提出一种高效的混合组播密钥管理方案。
This paper proposes an efficient hybrid multicast key management scheme to solve the problem of high key update cost in large dynamic multicast group.
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