客户端可通过如下方式加入多播组。
The client can join the multicast group in the following way.
groupName：多播组数目。
用指定接口加入指定的多播组。
Joins the specified multicast group at the specified interface.
使指定接口离开多播组。
希望加入这个多播组的对等计算机必须显式地预订这个组。
Peer computers interested in being a part of this multicast group must explicitly subscribe to the group.
但是，在实际应用中网络可能存在多个多播组。
However, in practical applications, there may be several multicast groups in the network.
加入一个多播组。
离开一个多播组。
IP多播组密钥管理问题是IP多播安全的核心问题。
IP multicast group key management is essential for the IP multicast security.
参考MulticastAddresses获取多播组地址分配。
Refer to multicast Addresses for multicast group address assignment.
dataPort：用于结合多播组地址的目标端口，默认是34343。
DataPort: the destination port that is used in combination with the multicast group address; this defaults to 34343.
已经预订某一多播组的对等计算机会收到任何成员发送给这个组的所有消息。
Peer computers that have subscribed to a multicast group receive all messages that any of the component peers sends to the group.
它的核心服务是为一个相对较小的多播组提供验证的组密钥交换。
Its core services provide authenticated group key agreement in relatively small dynamic peer groups.
可在同一端口上创建多个客户端，它们可加入多播组来接收来自服务器的数据报。
Multiple clients can also be created on the same port and joined to the multicast group to receive the datagrams sent from the server.
为了收到发送至多播组的多播数据包，你的游戏需要加入或成为一个多播组的成员。
To receive multicast packets sent to a multicast group, your game will need to join or become a member of that multicast group.
因为考虑到节点的异构性，该协议使能力强的节点担当首节点与父节点以提高多播组性能。
Due to the node isomerism, the protocol chooses high priority node as dead peer and father peer to.
通过使用指定功能的多播组，发送请求(request)到多播组中的计算机，可以使网络变得更为有效。
Multicast enables efficient network operation by using a number of functionally specific multicast groups to send requests to a limited number of computers on the network.
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.
如果网络中的任何主机希望向这个多播组发送消息，但是对接收响应不感兴趣，那么使用ACE_SOCK_Dgram发送消息也可以。
However, if any host in the network wishes to send a message to this multicast group and is not interested in receiving a response, then using ACE_SOCK_Dgram for sending purposes is also sufficient.
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.
对等点组和基于订阅的多播应用程序将成将来智能无线应用程序的主要模型。
Peer groups and subscription-based multicast applications will be a major model for the smart wireless applications of the future.
MA主要由移动组的组成员管理协议和移动组的全序可靠多播协议组成。
MGC-MA mainly consists of a mobile group membership management protocol and a mobile group totally ordered reliable multicast protocol.
MA主要由移动组的组成员管理协议和移动组的全序可靠多播协议组成。
MGC-MA mainly consists of a mobile group membership management protocol and a mobile group totally ordered reliable multicast protocol.
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