It has relation with the system agreement that how we establish momentarily an IP multicast tunnel mechanism in WAN which does not support IP multicast mechanisms.
在一个不支持IP组播机制的广域骨干网中，如何随时建立一个IP组播隧道机制。它与体系协议有关。
IP multicast group key management is essential for the IP multicast security.
IP多播组密钥管理问题是IP多播安全的核心问题。
IP multicast technique realizes efficient data transmission from one point to multiple points in IP network, and remedies the defects of unicast and broadcast communication.
IP组播技术实现了IP网络中点到多点的高效数据传输， 它能弥补单播通信和广播通信的不足。
应用推荐