In the future, multicast technologies can be promoted through lowering the threshold for multicast applications, that is, decreasing the granularity for an optical network multicast tree.
未来，可以通过降低光网络组播树的粒度来降低光组播的使用门槛，这将有利于促进组播技术的更广泛使用。
Optical multicast provides a way of sending message from one node two multiple nodes in optical network.
光网络多播为高效地运行视频会议和网络电视等业务提供了可能性。
Overlay networks will integrate multicast capabilities of the IP and optical network.
层叠网络的进一步演进，将进一步融合ip组播和光网络组播。
Overlay networks will integrate multicast capabilities of the IP and optical network.
层叠网络的进一步演进，将进一步融合ip组播和光网络组播。
应用推荐