The protocol can search multiple feasible tree branches, and select the optimal or near optimal branch for connecting the new receiver to the multicast tree if it exists.
该协议可搜索多条可行树枝，并能选择一条最优(或近优)树枝将新成员连接到多播树。
The degree and delay constrained routing problem in overlay multicast was studied, and a new overlay multicast routing protocol called delay bounded tree protocol (DBTP) was proposed.
研究有度和延时约束的覆盖多播路由问题，提出了一个新的覆盖多播路由协议-延时受限的树协议（DBTP）。
The features of DSALM mainly includes: (1) Easy to implement, it doesn't have to construct and maintain a complex multicast tree, and also doesn't have to deploy multicast communication protocol.
DSALM的优点主要包括：1易于实现：不需要构建和维护复杂的结构化覆盖网络，也不需要部署特殊的组播通讯协议。
The features of DSALM mainly includes: (1) Easy to implement, it doesn't have to construct and maintain a complex multicast tree, and also doesn't have to deploy multicast communication protocol.
DSALM的优点主要包括：1易于实现：不需要构建和维护复杂的结构化覆盖网络，也不需要部署特殊的组播通讯协议。
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